Stroller components and strollers

Abstract

Luggage transport device (300) for a stroller (100), comprising a carrying device (310) for carrying objects to be transported, and a fastening arrangement (330) for invisibly fastening the carrying device (310) to the stroller (100).

Description

TECHNICAL AREA

[0001] The invention relates to stroller components for a stroller and a pram. BACKGROUND

[0002] Stroller components that attach to a stroller frame and can perform various functions, such as luggage transport devices for strollers, are known in the prior art. Such stroller components can, for example, provide storage space for items such as bags, clothing, or helmets. However, known stroller components are often cumbersome to attach to the frame and / or offer only limited storage capacity, particularly with regard to weight and volume. SUMMARY

[0003] There is a need for stroller components that at least partially eliminate the aforementioned disadvantages.

[0004] The object of the invention is to provide an improved stroller component and an improved stroller overall. In particular, it is an object of the invention to provide an improved luggage transport device for a stroller. Another object of the invention is to provide an improved seat structure for a stroller.

[0005] The problem is solved by the subject matter described in the independent claims. Advantageous further developments are the subject of the dependent claims.

[0006] According to one embodiment, a luggage carrying device for a stroller is provided. The luggage transport device includes a carrying device for carrying items to be transported. Furthermore, the luggage transport device includes a fastening arrangement for invisibly attaching the carrying device to the stroller.

[0007] According to one embodiment, the fastening arrangement can be designed to hook into a receiving section on the stroller. The receiving section can have a receiving groove or one or more opposing sections, such as hooks or hooking projections, for example, hooking projections that extend essentially horizontally forward.

[0008] According to one embodiment, the fastening arrangement has at least one fastening section which is attached to the carrying device in such a way that it is concealed when the fastening arrangement is mounted on the stroller.

[0009] According to one embodiment, the fastening section provides multiple fastening positions and / or is elongated and / or designed to follow or be able to follow a curved or bent shape of the stroller.

[0010] According to one embodiment, the fastening section extends in the circumferential direction of the support device.

[0011] According to one embodiment, the fastening section comprises a piece of material, for example a fastening strap or a fastening strip.

[0012] According to one embodiment, the fastening section is made of plastic.

[0013] According to one embodiment, the fastening section is coupled to the carrying device on one of its two longitudinal sides, for example by sewing it to the carrying device.

[0014] According to one embodiment, the fastening section is attached to the carrying device at several points in its longitudinal direction, for example by sewing, such that receiving areas, for example loops or pockets, are formed along the fastening section to receive a counterpart section on the stroller, such as a hook or a hanging projection.

[0015] According to one embodiment, a fastening section of the at least one fastening section is provided and arranged as a front fastening section at the front end of the carrying device to detachably attach the carrying device to a front transverse component of the stroller.

[0016] According to one embodiment, a fastening section of the at least one fastening section is provided and arranged as a rear fastening section at the rear end of the carrying device to detachably attach the carrying device to a rear transverse component of the stroller.

[0017] According to one embodiment, the fastening arrangement has two fastening sections: a first fastening section and a second fastening section. The first fastening section can be designed as a front fastening section at the front end of the carrying device and configured to detachably attach the carrying device to a front cross member of the stroller. The second fastening section can be designed as a rear fastening section at the rear end of the carrying device and configured to detachably attach the carrying device to a rear cross member of the stroller. The luggage transport device can be configured so that it can only be coupled to the stroller or its frame at its front and rear ends.

[0018] According to one embodiment, the rear fastening section is coupled to the support device on a first longitudinal side of its two longitudinal sides, for example sewn to the support device, so that the opposite second longitudinal side is free and can be inserted into a receiving groove provided in the rear transverse component transverse to the groove main extension direction.

[0019] According to one embodiment, the front attachment section is fastened to the carrying device at several points in its longitudinal direction, for example sewn on, such that receiving areas, for example loops or pockets, are formed along the front attachment section to receive a counterpart section, such as a hook or a hanging projection, on the stroller.

[0020] According to one embodiment, the support device has a base section and a side wall extending along a base edge. The at least one fastening section is provided on the outside of the side wall and extends in the circumferential direction of the side wall.

[0021] According to one embodiment, each fastening section extends below and / or along an upper edge of the side wall, in particular such that the fastening section does not project upwards beyond the upper edge of the side wall.

[0022] According to one embodiment, a stroller comprises a stroller frame, wheels for supporting the stroller frame on the ground, and a child seat. The stroller frame has at least one transverse component with a receiving section that allows a mounting section of a luggage transport device to be attached. The stroller frame provides multiple support points or a continuous support point for the mounting section along the transverse component.

[0023] According to one embodiment, the receiving section can have a receiving groove or several opposing sections, such as hooks or suspension projections.

[0024] According to one embodiment, the stroller frame has two transverse components: a front transverse component and a rear transverse component. The front transverse component has several mounting projections, and the rear transverse component has a receiving groove extending in the main direction of the rear transverse component.

[0025] According to one embodiment, at least one transverse component is curved, for example curved outwards, for example in a horizontal direction.

[0026] According to one embodiment, the stroller further comprises a luggage transport device which is attached to the stroller frame, in particular such that the edge of the luggage transport device is flush or substantially stepless against the stroller frame.

[0027] According to one embodiment, a luggage transport device for a stroller has a carrying device for carrying items to be transported and a fastening arrangement for attaching the carrying device to the stroller.

[0028] According to one embodiment, the carrying device can have at least one foldable side wall section that can be moved between a folded-in state and an unfolded state in order to increase or decrease the storage space of the carrying device as needed.

[0029] According to one embodiment, the foldable side wall section forms an upper end section or edge section of a side wall of the support device, for example a front side wall or a rear side wall.

[0030] According to one embodiment, the foldable side wall section, when folded in the folded state, is folded from the inside against a lower section of the side wall and / or against a bottom section of the support device.

[0031] According to one embodiment, a front hinged side wall section is provided at the front end of the carrying device and / or a rear hinged side section is provided at the rear end of the carrying device.

[0032] According to one embodiment, at least one hinged side wall section is designed to be bistable, for example by integrating a reinforcement section into the hinged side wall section, so that the hinged side wall section remains in the folded and unfolded states without the application of force.

[0033] According to one embodiment, the foldable side wall section is designed such that, in the unfolded state, it extends essentially vertically upwards.

[0034] According to one embodiment, the luggage transport device has a compartment, for example, a compartment provided on the inside of the side wall or a compartment provided at the bottom. The hinged side wall section is designed to close an access opening to the compartment when the hinged side wall section is in the folded position.

[0035] According to one embodiment, a seat structure for a stroller comprises a seat section, the seat section having a seating area and a backrest section adjoining the seating area. An attachment arrangement serves to fasten the seat section to a frame, for example, a seat frame or a stroller frame. The attachment arrangement is designed for attachment to the frame by means of a zipper connection. The attachment arrangement can be provided on the underside of the seating area or at a transition from the seating area to the backrest section.

[0036] According to one embodiment, the attachment arrangement has at least one first zipper partner, for example a toothed belt. The attachment arrangement has a cover flap for covering the zipper partner or the zipper connection.

[0037] According to one embodiment, the seat structure further comprises a coupling section, wherein the coupling section has a second zipper partner for connection to the first zipper partner. The coupling section further comprises a frame coupling section, for example a keder connection partner, such as a keder.

[0038] According to one embodiment, a coupling section serves to connect a seat structure to a frame, for example, a seat frame or a stroller frame. The coupling section has a second zipper partner on one side for connection to a first zipper partner on the seat structure and a frame coupling section, for example, a piping connection partner such as a piping, on its opposite side.

[0039] According to one embodiment, a stroller has a frame, for example a seat frame or a stroller frame, and a seat structure, the attachment arrangement of which is connected to the frame by means of a zipper connection.

[0040] According to one embodiment, the seat structure is connected to the frame via a coupling section.

[0041] According to one embodiment, the frame has a seat crossbar extending under the seat section of the seat structure, in which a keder groove is formed. The coupling section is connected to the frame via the keder groove and detachably connected to the seat structure via the second zipper partner to the first zipper partner.

[0042] According to one embodiment, a seat structure for a stroller has a seat section for carrying a child, wherein the seat section has a seat area and a backrest area adjoining the seat area.

[0043] The seat section can be double-layered, at least in part, in particular with an inner and an outer layer. The inner layer can come into contact with a seated child. The outer layer must be at least partially removable from the inner layer to expose the back of the inner layer.

[0044] According to one embodiment, the inner layer can be a mesh fabric that is more permeable to air than the outer layer.

[0045] According to one embodiment, the backrest area is partially double-layered with an outer layer and an inner layer.

[0046] According to one embodiment, the outer layer can be locked in a covering position in which the outer layer covers the inner layer, and / or in an open position in which the outer layer is at least partially removed from the inner layer.

[0047] According to one embodiment, the outer layer can be attached to the inner layer by means of a connecting device. An upper edge of the outer layer can be fixed to the seat structure. A right edge of the outer layer can be connected to the inner layer via a first connecting device. A left edge of the outer layer can be connected to the inner layer via a second connecting device. Each connecting device can include a zipper. A zipper partner, in particular a toothed belt, can be provided at each edge of the outer layer.

[0048] According to one embodiment, the outer layer can be wound up after the connecting devices are released, for example, wound upwards. The seat structure can further include a securing device for attaching the wound-up outer layer to the upper end of the backrest area. The securing device can consist of a fabric or webbing strap for attaching the wound-up outer layer, for example, two fabric or webbing straps that can be joined to form a loop, or the securing device can be designed as a hook-and-loop fastener.

[0049] According to one embodiment, the seat structure further comprises a storage compartment for the wound-up outer layer. The storage compartment can be located at the upper end of the backrest area. The storage compartment can be designed as a pocket or compartment. The storage compartment can be designed such that the wound-up outer layer remains in the storage compartment without a securing device and / or is not visible when viewing the seat structure from behind.

[0050] According to one embodiment, a stroller system comprises a stroller frame, wheels for slidably supporting the stroller frame on the ground, a seat structure supported by the stroller frame, and / or a luggage transport device supported by a front transverse component and a rear transverse component of the stroller frame.

[0051] According to one embodiment, the stroller frame can have a main frame with a front main frame section and a rear main frame section. The child seat can be supported on the main frame. The front main frame section can be connected to a front end of the rear main frame section via a hinge.

[0052] The stroller frame may have a handle for maneuvering the stroller, which may be located at the rear end of the rear main frame section. The rear main frame section may have a right main strut and a left main strut. The handle may connect the rear ends of the main struts.

[0053] The child seat can be supported by the main frame struts. The front main frame section can have two legs, which may be connected via the front cross member. The front cross member and the two legs can form an arc-shaped arrangement, for example, a U-shaped arrangement. The two free ends of the legs can be connected to the rear main frame section via a joint.

[0054] At least one front wheel, or for example two front wheels, can be coupled to the front main frame section, for example in the area of ​​the front cross member, especially laterally on the front cross member.

[0055] The stroller frame can have a support frame that supports the main frame. The support frame can connect the rear wheels to the main frame. The support frame can have a front support frame section and a rear support frame section. The front support frame section can connect the rear axle of the rear wheels to the front main frame section. The rear support frame section can connect the rear axle of the rear wheels to the rear main frame section.

[0056] The front support frame section can have a right lower connecting strut and a left lower connecting strut. The right lower connecting strut can connect a right end of the rear axle to the right leg of the front main frame section. The left lower connecting strut can connect a left end of the rear axle to the left leg of the front main frame section.

[0057] The rear support frame section can have a right upper connecting strut and a left upper connecting strut. The right upper connecting strut can connect a right end of the rear axle to the right main strut. The left upper connecting strut can connect a left end of the rear axle to the left main strut.

[0058] The connecting struts can be articulated to the rear axle and / or the main frame.

[0059] The rear cross member can be located on the rear support frame section. The rear cross member can extend horizontally across the stroller from the upper right connecting strut to the upper left connecting strut. The rear cross member can be curved.

[0060] The child seat can have a seat frame and a seat structure attached to it. The seat frame can have a main frame section, which may have two spaced-apart longitudinal seat supports between which the seat structure is suspended. The seat structure can be at least partially wrapped around the longitudinal seat supports for attachment or connected to them by means of a piping connection.

[0061] The seat frame may also have a seat crossbar for connecting the seat longitudinal struts. The seat crossbar may have a piping groove. The seat structure may be connected to the seat crossbar via the coupling section. A piping strip of the coupling section may be received in the piping groove, and the first zipper coupling partner of the seat structure may be connected to the second zipper partner of the coupling section. BRIEF DESCRIPTION OF THE DRAWINGS

[0062] The invention is described with reference to the attached figures. Fig. Figure 1 shows a perspective view of a baby carriage. Fig. Figure 2 shows a perspective view of a rear transverse component of a support frame of the stroller from Fig. 1. Fig. 3 shows this in Fig. 2 Rear transverse component shown in section, in which a receiving groove provided therein is visible. Fig. Figure 4 shows a perspective view of a front transverse component of a support frame of the pram, with a receiving section that has horizontally forward extending projections as counter sections, which are designed for attaching a fastening arrangement of a luggage transport device. Fig. Figure 5 shows a perspective view of a child seat frame that can be attached to the support frame of the stroller. Fig. Figure 6 shows a perspective view of the child seat, in which a seat structure is attached to the seat frame. Fig. Figure 7 shows a top view of the stroller and a luggage transport device attached to the stroller. Fig. Figure 8 shows a perspective view of the front area of ​​the stroller frame and a luggage transport device, with the fastening arrangement already partially attached to the front transverse component. Fig. Figure 9 shows a top view of the front area of ​​the pram frame and a luggage transport device, with the fastening arrangement not yet attached to the front transverse component. Fig. 10

[0063] The figures are schematic and not to scale. The same reference symbols are used for the same elements. DETAILED DESCRIPTION

[0064] Embodiments and modifications are described with reference to the Fig. 1 to 17 described.

[0065] Fig. Figure 1 shows a stroller system 1 with a stroller 100, to which a child seat 400 and a luggage transport device 300 are detachably attached.

[0066] The stroller 100 has a stroller frame 102. Wheels 104 are provided on the stroller frame 102 for sliding support of the stroller frame 102 on the ground. The child seat 400 is supported by the stroller frame 102.

[0067] The stroller frame 102 can have a main frame 110 with a front main frame section 111 and a rear main frame section 112. The child seat 400 can be supported on the main frame 110. The front main frame section 111 can be coupled to a front end of the rear main frame section 112 via a joint 117.

[0068] The stroller frame 102 can have a handle 106 for handling the stroller 100, the handle 106 being located at the rear end of the rear main frame section 112. The rear main frame section 112 can have a right main strut 113 and a left main strut 114, the handle 106 being able to connect the rear ends of the main struts 113 and 114. The child seat 400 can be supported on the main struts 113 and 114.

[0069] The front main frame section 111 can have two legs 115, 116, which can be connected via a front transverse member 118, wherein the front transverse member 118 and the two legs 115, 116 can form an arc-shaped arrangement, for example, a U-shaped arrangement. The two free ends of the legs 115, 116 can be coupled to the rear main frame section 112 via a respective joint 117. At least one front wheel, for example, two front wheels, can be coupled to the front main frame section 111, for example, in the area of ​​the front transverse member 118, in particular laterally on the front transverse member 118.

[0070] The stroller frame 102 can have a support frame 130 that supports the main frame 110, wherein the support frame 130 can connect rear wheels to the main frame 110. The support frame 130 can have a front support frame section 131 and a rear support frame section 132, wherein the front support frame section 131 can connect a rear axle of the rear wheels to the front main frame section 111, and wherein the rear support frame section 132 can connect the rear axle of the rear wheels to the rear main frame section 112.

[0071] The front support frame section 131 can have a right lower connecting strut 133 and a left lower connecting strut 134, wherein the right lower connecting strut 133 can connect a right end of the rear axle to the right leg 115 of the front main frame section 111, and wherein the left lower connecting strut 134 can connect a left end of the rear axle to the left leg 116 of the front main frame section 111.

[0072] The rear support frame section 132 can have a right upper connecting strut 135 and a left upper connecting strut 136, wherein the right upper connecting strut 135 can connect a right end of the rear axle to the right main strut 113, and wherein the left upper connecting strut 136 can connect a left end of the rear axle to the left main strut 114.

[0073] The connecting struts 133, 134, 135, 136 can be articulated to the rear axle and / or the main frame 110.

[0074] A rear transverse component 138 can be provided on the rear support frame section 132 and extend in the transverse direction of the stroller 100, for example horizontally, from the right upper connecting strut to the left upper connecting strut. The rear transverse component 138 can be arched.

[0075] As in the Fig. 1, Fig. 5 and Fig. As can be clearly seen in Figure 6, the child seat 400 can have a seat frame 402 and a seat structure 410 attached to it. The seat frame 402 can have a main seat frame section 404, which may have two spaced-apart longitudinal seat struts 405, 406, between which the seat structure 410 is suspended. The seat structure 410 can be at least partially wrapped around the longitudinal seat struts 405, 406 for attachment to them, or it can be connected to the longitudinal seat struts 405, 406 by means of a piping connection. The seat frame 402 can also have a crossbar 408 for connecting the longitudinal seat struts 405, 406. The crossbar 408 can have a piping groove 409. The seat structure 410 can be connected to the seat crossbar 408 via a coupling section 440 (see Fig. 14, Fig. 15 and Fig. 17). A keder 442 of the coupling section 440 can be received in the keder groove 409 and the first zipper coupling partner 421 of the seat structure 410 can be connected to a second zipper partner 441 of the coupling section 440 (see Fig. 17).

[0076] The luggage transport device 300 can be supported or attached to the front cross member 118 and the rear cross member 138 of the stroller frame 102. The luggage transport device 300 can have a carrying device 310 for carrying items to be transported.

[0077] The luggage transport device 300 can have a fastening arrangement 330 for invisibly attaching the carrying device 310 to the stroller 100 (see Fig. 8 to 10). The carrying device 310 can be made of a robust material that is both lightweight and durable to meet the demands of daily use. The fastening arrangement 330 can be designed to securely and stably attach the carrying device 310 to the stroller 100 without being visible.

[0078] In another embodiment, the fastening arrangement 330 is designed to be hooked into a receiving section 150 on the stroller 100. The receiving section 150 can have a receiving groove 152 (see Fig. 2, Fig. 3 and Fig. 10) or have one or more counter-sections 154, such as hooks or suspension projections, which extend substantially horizontally forward (see Fig. 4, Fig. 8 and Fig. 9).

[0079] According to a further embodiment, the fastening arrangement 330 has at least one fastening section 332 which is attached to the carrying device 310 in such a way that it is concealed when the fastening arrangement 330 is mounted on the stroller 100. The fastening section 332 can provide several fastening positions and can be elongated, for example, so that it can follow a curved or bent shape of the stroller 100. The fastening section 332 can include a material piece 338, for example, a fastening strap or a fastening strip. The material piece can be made of plastic.

[0080] In another embodiment, the fastening section 332 is coupled to the carrying device 310 on one of its two longitudinal sides 340, 342, for example, sewn to the carrying device 310. Alternatively or additionally, fastening can be made at several points along the fastening section 332 on both longitudinal sides or from one longitudinal side to the other, so that receiving areas 344 are created along the fastening section 332 between the fastening points, for example, loops or pockets, for receiving a counterpart section 154 on the stroller 100, such as a hook or a mounting projection. These receiving areas 344 enable a secure and stable fastening of the luggage transport device 300 to the stroller 100.

[0081] According to a further embodiment, a front mounting section 334 is provided and configured at the front end 312 of the carrying device 310 to detachably attach the carrying device 310 to a front transverse component 118 of the stroller 100. A rear mounting section 336 is provided and configured at the rear end 314 of the carrying device 310 to detachably attach the carrying device 310 to a rear transverse component 138 of the stroller 100.

[0082] In a further embodiment, the support device 310 has a base section 316 and a side wall 320 extending along a base edge 318. The fastening section 332 can be provided on the outside of the side wall 320 and can extend circumferentially along the side wall 320. Each fastening section 332 can extend below and / or along an upper edge of the side wall 320, in particular such that the fastening section 332 does not project upwards beyond the upper edge of the side wall 320.

[0083] According to a further embodiment, the stroller frame 102 has at least one transverse component 118, 138 with a receiving section that allows the attachment section 332 of the luggage transport device 300 to be hooked onto it. The stroller frame 102 can provide several support points or a continuous support point for the attachment section 332 along the transverse component 118, 138. The receiving section 150 can have a receiving groove 152 or one or more counter-sections 154, such as hooks or hooking projections. The stroller frame 102 can have two transverse components 118, 138, a front transverse component 118 and a rear transverse component 138, wherein the front transverse component 118 has several mounting projections 154 and the rear transverse component 138 has a receiving groove 152 extending in the main extension direction of the rear transverse component 138.At least one transverse component 118, 138 can be curved, for example curved horizontally outwards.

[0084] In a further embodiment, the stroller 100 has a luggage transport device 300 which is attached to the stroller frame 102 in such a way that the edge of the luggage transport device 300 is held flush or substantially steplessly on the stroller frame 102.

[0085] According to a further embodiment, the carrying device 310 can have at least one foldable side wall section 326 which can be moved between a folded-in state and an unfolded state in order to increase or decrease the storage space of the carrying device 310 as required (see Fig. 7, Fig. 11, Fig. 12 and Fig. 13) The foldable side wall section 326 can form an upper end section or edge section of a side wall 320, 322, 324 of the support device 310, for example a front side wall 322 or a rear side wall 324. In the folded state (see Fig. 12) The hinged side wall section 326 can be folded from the inside against a lower section 328 of the side wall and / or against a bottom section of the support device 310. A front hinged side wall section 326 can be provided at the front end 312 of the support device 310 (see Fig. 7, Fig. 12, Fig. 13). A rear folding side section 326 can be provided at the rear end 314 of the carrying device 310 (see Fig. 7, Fig. 11).

[0086] In another embodiment, the hinged side wall section 326 can be designed to be bistable, for example by integrating a reinforcement section into the hinged side wall section 326, so that the hinged side wall section 326 remains in the folded state and in the unfolded state without the application of force.

[0087] The hinged side wall section 326 can be designed such that, in the unfolded state, it extends essentially vertically upwards (see Fig. 7 and Fig. 13) The luggage transport device 300 may have a compartment 311, for example a compartment provided on the inside of the side wall or a compartment 311 provided on the floor (see Fig. 7 and Fig. 13) The hinged side wall section 326 can be designed to close an access opening of the compartment 311 when the hinged side wall section 326 is in the folded-in state (see Fig. 7 and Fig. 13).

[0088] According to a further embodiment, the seat structure 410 can comprise a seat section 412 and an attachment arrangement 420 for securing the seat section 412 to a frame, for example, the seat frame 402 or the stroller frame 102. The seat section 412 can comprise a seat area 414 and a backrest area 416 adjoining the seat area 414. The attachment arrangement 420 can be configured for attachment to the frame by means of a zipper connection and can be provided on the underside of the seat area 414 or at a transition from the seat area 414 to the backrest area 416. The attachment arrangement 420 can comprise at least one first zipper partner 421, for example, a toothed band, and optionally a cover flap for covering the zipper partner 421 or the zipper connection.

[0089] In another embodiment, the seat structure 410 has a coupling section 440 (see Fig. 16 and Fig. 17), wherein the coupling section 440 has a second zipper partner 441 for connection with the first zipper partner 421, and wherein the coupling section 440 further has a frame coupling section 442, for example a piping connection partner, such as a piping. The coupling section 440 can be used to connect a seat structure to a frame, for example a seat frame 402 or a stroller frame.

[0090] According to a further embodiment, the frame can have a seat crossbar 408 extending under the seat section 412 of the seat structure 410, in which a keder groove 409 is formed, and the coupling section 440 can be coupled to the frame via the keder groove 409 and detachably coupled to the first zipper partner 421 on the seat structure 410 via the second zipper partner 441.

[0091] According to another embodiment, as in the Fig. 14 and Fig. As shown in Figure 15, the seat section 412 may be formed with a double layer, at least in some areas, in particular with an inner layer 417 and an outer layer 418. The outer layer 418 is at least partially removable from the inner layer 417 in order to expose the reverse side of the inner layer 417. The inner layer 417 may be a mesh fabric that is more air-permeable than the outer layer 418. The backrest area 416 may also be formed with a double layer in some areas, consisting of the outer layer 418 and the inner layer 417.

[0092] According to a further embodiment, the outer layer 418 can be locked in a covered position, in which the outer layer 418 covers the inner layer 417, and / or in an open position, in which the outer layer 418 is at least partially removed from the inner layer 417. The outer layer 418 can be attached to the inner layer 417 by means of a connecting device 419, wherein an upper outer edge of the outer layer 418 can be fixedly attached to the seat structure 410. A right outer edge of the outer layer 418 can be connected to the inner layer 417 via a first connecting device. A left outer edge of the outer layer 418 can be connected to the inner layer 417 via a second connecting device. Each connecting device 419 can have a zipper, wherein a zipper partner, in particular a toothed band, can be provided on each lateral outer edge of the outer layer.

[0093] In a further embodiment, the outer layer 418 can be wound up after the connecting devices 419 are released, for example, wound upwards. The seat structure 410 can also have a securing device 411 for attaching the wound-up outer layer 418 to the upper end of the backrest area 416 (see Fig. 14), wherein the securing device may comprise a fabric or webbing strap for fastening the wound-up outer layer 418, for example two fabric or webbing straps that can be joined to form a loop. It is also conceivable to design the securing device 411 as a hook and loop fastener.

[0094] The seat structure 410 can further comprise a storage compartment 450 for the wound-up outer layer 418, wherein the storage compartment 450 can be formed in an upper end of the backrest area 416 and can be designed as a pocket or compartment. The storage compartment 450 can be designed such that the wound-up outer layer 418 remains in the storage compartment 450 without a securing device and / or is not visible when viewing the seat structure 410 from behind. REFERENCE MARK 1 stroller system 100 strollers 102 stroller frames 104 wheel 106 Handle 110 main frames 111 front main frame section 112 rear main frame section 113 right main strut 114 left main strut 115 thighs 116 thighs 117 joint 118 front transverse component 130 support frames 131 front support frame section 132 rear support frame section 133 right lower connecting strut 134 left lower connecting strut 135 right upper connecting strut 136 left upper connecting strut 138 rear transverse component 150 Recording section 152 recordings 154 opposite sections 300 luggage transport device 310 Carrying device 311 compartments 312 front end of the carrying device 314 rear end of the carrying device 316 Ground section 318 Ground edge 320 side wall 322 front side panel 324 rear side wall 326 folding side wall section 328 lower section of the side wall 330 Mounting arrangement 332 Fastening section 334 front mounting section 336 rear mounting section 338 pieces of material 340 first long side 342 second long side 344 recording areas 400 child seats 402 Seat frames 404 Seat main frame section 405 Seat longitudinal strut 406 Seat longitudinal strut 408 Seat crossbar 409 Kedernut 410 Seat structure 411 Safety device 412 Seating section 414 Seating area 416 Backrest area 417 Inner layer 418 Outer location 419 Connecting device 420 Mounting arrangement 421 first zipper partner 440 Coupling section 441 second zipper partner 442 Frame coupling section 450 stowage section

Claims

[1] Luggage transport device (300) for a stroller (100), comprising a carrying device (310) for carrying items to be transported, and a fastening arrangement (330) for invisibly fastening the carrying device (310) to the stroller (100). [2] Luggage transport device (300) according to claim 1, wherein the fastening arrangement (330) is designed for hooking into a receiving section (150) on the stroller (100), wherein the receiving section (150) may have a receiving groove (152) or one or more counter sections (154), such as hooks or hooking projections, for example hooking projections which extend substantially horizontally forward. [3] Luggage transport device (300) according to claim 1 or 2, wherein the fastening arrangement (330) has at least one fastening section (332) which is attached to the carrying device (310) in such a way that it is concealed when the fastening arrangement (330) is mounted on the stroller (100). [4] Luggage transport device (300) according to claim 3, wherein the fastening section (332) provides several fastening positions and / or is elongated and / or is designed to follow or be able to follow a curved or bent shape of the stroller (100). [5] Luggage transport device (300) according to claim 4, wherein the fastening section (332) extends in the circumferential direction of the carrying device (310). [6] Luggage transport device (300) according to claim 4 or claim 5, wherein the fastening section (332) comprises a piece of material (338), for example a fastening strap or a fastening strip. [7] Luggage transport device (300) according to one of claims 3 to 6, wherein the fastening section (332) is made of plastic. [8] Luggage transport device (300) according to one of claims 3 to 7, wherein the fastening section (332) is coupled to the carrying device (310) on one of its two longitudinal sides (340, 342), for example by being sewn to the carrying device (310). [9] Luggage transport device (300) according to one of claims 3 to 8, wherein the fastening section (332) is attached to the carrying device (310) at several points in its longitudinal direction, for example by sewing, such that receiving areas (344), for example loops or pockets, for receiving a counterpart section (154) on the stroller (100), such as a hook or a hanging projection, are formed along the fastening section (332). [10] Luggage transport device (300) according to one of claims 3 to 9, wherein a fastening section (334) of the at least one fastening section (332) is provided as a front fastening section (334) at the front end (312) of the carrying device (310) and is arranged to detachably attach the carrying device (310) to a front transverse component (118) of the stroller (100). [11] Luggage transport device (300) according to one of claims 3 to 9, wherein a fastening section (336) of the at least one fastening section (332) is provided as a rear fastening section (336) at the rear end (314) of the carrying device (310) and is arranged to detachably attach the carrying device (310) to a rear transverse component (138) of the stroller (100). [12] Luggage transport device (300) according to one of claims 3 to 9, wherein the fastening arrangement (330) has two fastening sections (332), a first fastening section (334) and a second fastening section (336), wherein the first fastening section (334) is provided as a front fastening section (334) at the front end (312) of the carrying device (310) and is designed to detachably attach the carrying device (310) to a front transverse component (118) of the stroller (100), and wherein the second fastening section (336) is provided as a rear fastening section (336) at the rear end (314) of the carrying device (310) and is designed to detachably attach the carrying device (310) to a rear transverse component (138) of the stroller (100), wherein the luggage transport device (300) can be arranged so that it can only be coupled to the stroller (100) at its front end (312) and at its rear end (314). [13] Luggage transport device (300) according to claim 12 in combination with claim 8, wherein the rear fastening section (336) is coupled to the carrying device (310) on a first longitudinal side (340) of its two longitudinal sides (342, 344), for example sewn to the carrying device (310), so that the opposite second longitudinal side (342) is free and can be inserted into a receiving groove (152) provided in the rear transverse component (138) transverse to the groove main extension direction. [14] Luggage transport device (300) according to claim 12 or 13 in combination with claim 9, wherein the front attachment section (334) is attached to the carrying device (310) at several points in its longitudinal direction, for example by sewing, such that receiving areas (344), for example loops or pockets, for receiving a counterpart section (154), such as a hook or a hanging projection, on the stroller (100) are formed along the front attachment section (334). [15] Luggage transport device (300) according to one of claims 3 to 14, wherein the support device (310) has a base section (316) and a side wall (320) extending along a base edge (318), and wherein at least one fastening section (332) is provided on the outside of the side wall (320) and extends in the circumferential direction of the side wall (320). [16] Luggage transport device (300) according to claim 15, wherein each fastening section (332) extends below and / or along an upper edge of the side wall (320), in particular such that the fastening section (332) does not extend upwards beyond the upper edge of the side wall (320). [17] Strollers (100), with a stroller frame (102), Wheels for supporting the stroller frame (102) on the ground, and a child seat (400), wherein the stroller frame (102) has at least one transverse component (118, 138) with a receiving section which allows a fastening section (332) of a luggage transport device (300) to be attached, wherein the stroller frame (102) provides several support points or a continuous support point for the fastening section (332) along the transverse component (118, 138). [18] Stroller (100) according to claim 17, wherein the receiving section (150) may have a receiving groove (152) or several opposing sections (154), such as hooks or hanging projections. [19] Stroller (100) according to claim 18, wherein the stroller frame (102) has two transverse components (118, 138), a front transverse component (118) and a rear transverse component (138), wherein the front transverse component (118) has several suspension projections (154) and the rear transverse component (138) has a receiving groove (152) extending in the main extension direction of the rear transverse component (138). [20] Stroller (100) according to claim 19, wherein at least one transverse component (118, 138) is curved, for example, curved horizontally outwards. [21] Stroller (100) according to one of claims 17 to 20, further comprising a luggage transport device (300) according to one of claims 1 to 16, which is attached to the stroller frame (102), in particular such that the edge of the luggage transport device (300) is held flush or substantially steplessly on the stroller frame (102). [22] Luggage transport device (300) for a stroller (100), for example for a stroller (100), in particular the luggage transport device (300) according to one of claims 1 to 16, with a carrying device (310) for carrying objects to be transported, and a fastening arrangement (330) for attaching the carrying device (310) to the stroller (100), wherein the carrying device (310) has at least one foldable side wall section (326) which can be moved between a folded-in state and an unfolded state in order to increase or decrease the storage space of the carrying device (310) as required. [23] Luggage transport device (300) according to claim 22, wherein the foldable side wall section (326) forms an upper end section or edge section of a side wall (320, 322, 324) of the carrying device (310), for example a front side wall (322) or a rear side wall (324). [24] Luggage transport device (300) according to claim 23, wherein the foldable side wall section (326) is folded from the inside against a lower section (328) of the side wall and / or against a bottom section of the carrying device (310) when folded in the folded state. [25] Luggage transport device (300) according to one of claims 22 to 24, wherein a front hinged side wall section (326) is provided at the front end (312) of the carrying device (310), and / or wherein a rear foldable side section (326) is provided at the rear end (314) of the carrying device (310). [26] Luggage transport device (300) according to one of claims 22 to 25, wherein at least one foldable side wall section (326) is bistable, for example by integrating a reinforcement section in the foldable side wall section (326), so that the foldable side wall section (326) remains in the folded state and in the unfolded state without the application of force. [27] Luggage transport device (300) according to one of claims 22 to 26, wherein the foldable side wall section (326) is designed such that it extends substantially vertically upwards when unfolded. [28] Luggage transport device (300) according to one of claims 22 to 27, wherein the luggage transport device (300) has a compartment (311), for example a compartment provided on the inside of the side wall or a compartment (311) provided on the bottom, and wherein the foldable side wall section (326) is designed to close an access opening of the compartment (311) when the foldable side wall section (326) is in the folded-in state. [29] Luggage transport device (300) according to one of claims 22 to 28 which is additionally designed as a luggage transport device (300) according to one of claims 1 to 16. [30] Seat structure (410) for a stroller (100), with a seat section (412), wherein the seat section (412) comprises a seat area (414) and a backrest area (416) adjoining the seat area (414), and a mounting arrangement (420) for attaching the seat section (412) to a frame, for example a seat frame (402) or a stroller frame (102), wherein the attachment arrangement (420) is designed for attachment to the frame by means of a zipper connection, wherein the mounting arrangement (420) may be provided on the underside of the seat area (414) or at a transition from the seat area (414) to the backrest area (416). [31] Seat structure (410) according to claim 30, wherein the attachment arrangement (420) comprises at least one first zipper partner (421), for example a toothed belt, and, wherein the attachment arrangement (420) has a cover flap for covering the zipper partner (421) or the zipper connection. [32] Seat structure (410) according to claim 31, furthermore with a coupling section (440), wherein the coupling section (440) has a second zipper partner (441) for connection with the first zipper partner (421), and wherein the coupling section (440) further comprises a frame coupling section (442), for example a keder connection partner, for example a keder. [33] Coupling section (440) for connecting a seat structure to a frame, for example a seat frame (402) or a stroller frame, wherein the coupling section (440) has on one side a second zipper partner (441) for connecting to a first zipper partner (421) on the seat structure (410) and on its opposite side a frame coupling section (442), for example a keder connection partner, such as a keder. [34] Strollers (100) with a frame, for example a seat frame (402) or a stroller frame (102), and a seat structure (410) according to one of claims 30 to 32, the attachment arrangement (420) of which is connected to the frame by means of a zipper connection. [35] Stroller (100) according to claim 34, wherein the seat structure (410) is connected to the frame via a coupling section (440) according to claim 33. [36] Stroller (100) according to claim 35, wherein the frame has a seat crossbar (408) extending under the seat section (412) of the seat structure (410), in which a keder groove (409) is formed, and the coupling section (440) is coupled to the frame via the keder groove (409) and is detachably coupled to the first zipper partner (421) on the seat structure (410) via the second zipper partner (441). [37] Seat structure (410) for a stroller (100), with a seat section (412) for carrying a child, wherein the seat section (412) has a seat area (414) and a backrest area (416) adjoining the seat area (414), wherein the seat section (412) is formed in at least parts of a double layer, in particular with an inner layer (417) and an outer layer (418), and wherein the outer layer (418) can be removed at least partially from the inner layer (417) in order to expose the inner layer (417) from the rear. [38] Seat structure (410) according to claim 37, wherein the inner layer (417) can be a mesh fabric which is more air-permeable than the outer layer (418). [39] Seat structure (410) according to claim 37 or 38, wherein the backrest area (416) is formed in two layers with the outer layer (418) and the inner layer (417) in certain areas. [40] Seat structure (410) according to one of claims 37 to 39, wherein the outer layer (418) can be locked in a covering position in which the outer layer (418) covers the inner layer (417), and / or in an open position in which the outer layer (418) is at least partially removed from the inner layer (417). [41] Seat structure (410) according to claim 40, wherein the outer layer (418) can be attached to or on the inner layer (417) by means of a connecting device (419), wherein an upper outer edge of the outer layer (418) can be firmly attached to the seat structure (410), and / or wherein a right outer edge of the outer layer (418) can be connected to the inner layer (417) via a first connecting device, and wherein a left outer edge of the outer layer (418) can be connected to the inner layer (417) via a second connecting device, wherein each connecting device (419) may have a zipper, wherein a zipper partner, in particular a toothed band, may be provided at each outer layer edge. [42] Seat structure (410) according to claim 41, wherein the outer layer (418) can be wound up after the connecting devices (419) are released, for example, wound up upwards, wherein the seat structure (410) further comprises a securing device (411) for attaching the wound-up outer layer (418) to the upper end of the backrest area (416), wherein the securing device comprises a fabric or webbing strap for fastening the wound-up outer layer (418), for example two fabric or webbing straps which can be joined to form a loop, or wherein the securing device (411) is designed as a hook and loop fastener. [43] Seat structure (410) according to claim 42, furthermore with a stowage section (450) for the wound-up outer layer (418), wherein the storage section (450) can be formed in an upper end of the backrest area (416), the storage section (450) can be designed as a pocket or compartment, wherein the stowage section (450) can be designed such that the coiled outer layer (418) remains in the stowage section (450) without a securing device and / or is not visible when viewing the seat structure (410) from behind. [44] Stroller system (1), with a stroller frame (102), Wheels (104) for sliding support of the stroller frame (102) on the ground, a seat structure (410) according to one of claims 30 to 32 or 37 to 43, which is supported by the stroller frame (102), and / or a luggage transport device (300) according to one of claims 1 to 16 or 22 to 29, which is supported by a front transverse component (118) and a rear transverse component (138) of the stroller frame (102).

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