30results about "Children carriages/perambulators" patented technology

A cargo attachment for attachment to a parent vehicle having a front wheel and a rear wheel is provided. The cargo attachment comprises: a frame configured to, in use, remain substantially parallel to a plane perpendicular to a rear wheel axis of the parent vehicle; and a device wheel pivotable relative to the frame. The cargo add-on is configured to convert the parent vehicle into a cargo vehicle.

A wheel mechanism (1', 1", 3) comprising a fixing base (10, 30), a wheel base (12, 32), a wheel (14, 34) pivotally connected to the wheel base (12, 32), a fixing tube (16, 36) pivotally connecting the wheel base (12, 32) to the fixing base (10, 30), and a lower gasket (20, 40) disposed between the wheel base (12, 32) and the fixing tube (16, 36).

The utility model relates to the technical field of road and bridge engineering detection, and discloses a detection device for road and bridge engineering supervision, which comprises a vehicle body, one side of the vehicle body is movably connected with a push rod, the bottom of the vehicle body is movably connected with a driving mechanism, an inner cavity of the vehicle body is movably connected with an evacuation mechanism, and the surface of the push rod is movably connected with a limiting mechanism. According to the utility model, the crawler belt and the driving wheels are arranged, and the surface of the crawler belt is provided with anti-skid lines, so that the crawler belt can be better attached to the ground, strong road holding force can be provided under various road surface conditions, and on a wet road surface, the crawler belt wheels can effectively prevent skid, so that the stable running of the detector is ensured; therefore, smooth detection work and accuracy of detection data are guaranteed, the track is good in passing performance and stability, continuous and smooth detection can be carried out when the track encounters obstacles or road conditions change, the number of times of interruption in the detection process is reduced, and the overall detection efficiency is further improved.

The utility model provides a crawler unit and a crawler-type cart, which can also reduce the tension of a crawler, enable the crawler to circularly move more lightly and quickly and improve the driving performance of the crawler-type cart, and relates to the technical field of crawlers. A track unit includes a track and a frame, the track including a plurality of track links; a guide groove of a frame-shaped structure is formed in the periphery of the frame, a lateral groove which extends in the extending direction of the guide groove and is communicated with an inner cavity of the guide groove is formed in one of the left side wall and the right side wall of the guide groove, and at least one of the upper side and the lower side of the lateral groove is provided with a side wall remaining part. The crawler belt links are provided with first protruding parts which are opposite to openings of the lateral grooves in direction and are in sliding fit with the lateral grooves, the first protruding parts are provided with vertical protruding parts which are in sliding fit with inner cavities of the guide grooves, and the height of the vertical protruding parts is larger than the width of the lateral grooves.

The utility model belongs to the technical field of small car seats, and particularly relates to a foldable seat backrest unlocking mechanism which comprises an unlocking mechanism, the unlocking mechanism comprises a backrest, an unlocking blanking cap and a seat cushion framework, the backrest is connected with the seat cushion framework, and the seat cushion framework is connected with a seat cushion body; an unlocking blanking cap and a double nipple bolt are arranged at one end of the seat cushion framework, a spring is fixedly installed in the backrest, and the spring is located in the sliding key; the folding function is achieved, meanwhile, the unfolding and folding locking states are considered, when a person sits on the trolley, the backrest can be pushed to achieve movement of the trolley, and meanwhile the convenience in the carrying process after the seat is folded is improved. Meanwhile, the sliding keys are in threaded connection with the grooves of the backrest and the seat framework, the boundaries of the grooves of the backrest and the seat framework are positioned through the boundaries of the sliding keys, the positioning precision is improved, and the machining difficulty is reduced.

A pumped wheelchair includes one or more pump arms. Driving wheels are arranged on each side of the wheelchair. The pump boom is connected to two drive mechanisms which are connected to a drive shaft for driving the wheels. The handle lever may be connected to the pump boom. The handle lever may be lowered to allow an operator to sit in a wheelchair more easily and then raised to an operating position prior to performing a pumping action. In response to rotation of the handle lever, different forces may be applied by the drive mechanism to the drive wheels to steer the wheelchair. A reversing mechanism may be provided to reverse the wheelchair. The conversion kit can convert a traditional wheelchair into a pumping wheelchair. The footrest may be connected to the pump arm to move forward and rearward in response to a pumping action.

The invention relates to a bearing base and an infant carrier. The bearing base comprises a base, a rotary table and a rotary sliding mechanism. The base is used for being fixed to an automobile seat. The rotating disc is used for installing the riding cabin and movably arranged on the base. And the rotary sliding mechanism is arranged between the turntable and the base. The rotary sliding mechanism comprises a transmission gear and a rack. The transmission gear is fixed to the turntable. The rack is fixed to the base. The rotating disc can rotate and slide relative to the base through meshing of the rack and the transmission gear. When the base is installed on an automobile seat and a riding cabin is installed on the rotating disc, the rotating disc can rotate and slide to the position close to an automobile door on any side relative to the base, in this way, an infant can be conveniently taken out of or placed in the riding cabin, and the use experience and the satisfaction degree of the infant carrier are greatly improved.

This document discloses an example of a wheelchair assistive device that allows the gripping part to be positioned appropriately even if the assisting person has a different physique (e.g., height). [Solution] The wheelchair assist device comprises a pipe-shaped first frame 3 with a mounting portion 6 on one longitudinal end, a pipe-shaped second frame 4 having a gripping portion 5 that can be grasped by a caregiver on the other longitudinal end, and a joint portion 7 connecting the other longitudinal end of the first frame 3 and the longitudinal end of the second frame 4, the joint portion 7 allowing the second frame 4 to rotate relative to the first frame 3. As a result, the wheelchair assist device is configured so that the position of the gripping portion 5 can be rotated and displaced around the joint portion 7. Therefore, with this wheelchair assist device, even if the caregiver's physique, for example, their height, is different, the caregiver can adjust the position of the gripping portion 5 to suit their own physique.

The invention relates to a storage box (1) with a reversibly attachable lid (2), wherein the storage box (1) has a rectangular container base (7) with rounded corner regions, from which container walls (8.1 to 8.4) project all around and a ribbed structure (9) is formed on the underside (15) of the container base, wherein the container walls (8.1 to 8.4) are larger at the longitudinal edges of the container base (7) than at the end edges, wherein the container walls have a corner rounding (10) in corner regions, wherein the ribbed structure (9) has container foot ribs (14) in the corner regions, wherein the lid (2) or the storage box (1) has a locking element, wherein the locking element secures the lid (2) to the storage box (1), and wherein the locking element of the lid (2) and / or the storage box (1) is spring-loaded and reversibly releasable. is.

Provided is a track unit for a rough road carrying cart for carrying use, which is lightweight and turns freely, and which is suitable for use on a snowy road or a sandy field, a muddy field, or a disaster site. A track (1) is provided with a plurality of inner side attachments (3) inside a frame (9) and is configured in a band shape. A flange portion (70) that protrudes in the left-right direction of a guide rail (7) disposed on the outer periphery of the frame (9) and a flange portion (34) of the inner side attachment (3) that protrudes in the left-right direction are provided, and the flange portions (34, 70) of one side and the other side are set in a positional relationship in which the flange portion (70) of the other side enters a space (K) surrounded by the flange portions (34) of one side, and the flange portions (34, 70) of one side and the other side overlap each other in the up-down direction. The inner side attachment (3) is restricted along the guide rail (7), and the track (1) is circulated around a pulley (6, 60).

The invention discloses three-dimensional laser scanning equipment for a mine goaf, and relates to the technical field of three-dimensional laser scanning equipment. The problems that traditional three-dimensional scanning equipment is difficult to move under complex terrains, angle and direction adjustment is strenuous, the scanning range is limited, stability is poor, and the function is single are solved. The equipment comprises a crawler trolley, a box body is fixedly connected to the top surface of the crawler trolley, a hand push rod is fixedly connected to one end of the box body, a control panel is arranged at one position of the top surface of the box body, a placement table arranged on the top surface of the box body is arranged on one side of the control panel, and a first rectangular through groove is formed in one side surface of the box body; through the cooperation of the crawler trolley and the box body, the equipment can flexibly move in complex terrain environments such as a mine goaf, the adaptability and the operation convenience of the equipment are improved, and then the functions of rapidly reaching a scanning site and carrying out work can be achieved; according to the invention, the efficiency, precision and convenience of three-dimensional imaging of the mine goaf can be improved.

A wheel mount for a wheeled cargo carrier with trailer and wagon modes comprises a wheel mount body, a wheel assembly movably mounted to the wheel mount body in an extended position for wagon use and in a retracted position for trailer use and an actuator coupled to the wheel mount body and actuatable to unlock the wheel assembly to allow the wheel assembly to be moved between the extended and retracted positions. A reconfigurable tow arm and handle for a wheeled cargo carrier, which includes an elongate member and a handle part mount on the elongate member, is also disclosed. A proximal end of the elongate member is shaped to be received in a receiver for use as a tow arm and in a handle member opening for use as a wagon handle. First and second handle parts are movable between extended and retracted positions.

A wheel mechanism (1, 1') includes a fixing base (10), a wheel base (12), a wheel (14), a fixing tube (16) and a gasket (18, 20). The invention disposes the gasket (18, 20) around the fixing tube (16) to prevent the wheel (14) with the wheel base (12) from moving up and down, so as to prevent the wheel (14) from shimmying. In an embodiment, the upper gasket (18) may be disposed between the fixing base (10) and the wheel base (12) to prevent the fixing base (10) and the wheel base (12) from colliding with each other to generate noise. In another embodiment, the lower gasket (20) may be disposed between the wheel base (12) and the fixing tube (16) to prevent the wheel base (12) and the fixing tube (16) from colliding with each other to generate noise. In another embodiment, when the wheel base (52) is pivotally connected to the fixing base (50) by the rotating shaft (56), the invention may selectively dispose at least one resilient member (58) between at least two of the fixing base (50), the wheel base (52) and the rotating shaft (56) to prevent the wheel (54) from shimmying.

An infant car seat system for installation in a vehicle seat includes an infant car seat having a seat shell and an anchor system connected to the seat shell, the anchor system including a latch arm having a latch at an end thereof, the latch configured to releasably engage the vehicle anchor system, the latch arm movably mounted to the seat shell and selectively securable at two or more angles relative to the seat shell.

The invention discloses rapid material carrying equipment for a narrow space of a fully-mechanized coal mining and excavating face. The technical problems that the material carrying efficiency is low and the terrain adaptability is poor in the narrow space are solved. The equipment comprises three core structures: a main body bearing structure which is composed of a material bearing platform, a frame and a motor driving unit and realizes stable bearing of materials, supporting of the whole mechanism and output of basic driving power; the track-wheel conversion execution structure takes a push rod, a wheel set transmission shaft and a track driving assembly as a core, and provides an execution basis for equipment driving mode switching; a driving and bearing function structure is switched, a push rod stretches out and draws back to drive a wheel set transmission shaft to translate, driving mode switching of walking wheels and a crawler belt is achieved, and different operation terrains are adapted. The equipment is compact in structure, driving modes are convenient to switch, and the material carrying efficiency and terrain adaptability of the narrow space of the fully-mechanized coal mining and fully-mechanized excavation face can be greatly improved.

A retractable, detachable and portable pet stroller is disclosed, including a stroller body, a stroller basket and a folding roof. The stroller body is detachably connected with the stroller basket, and a locking mechanism for fixation is provided at a bottom of the stroller basket. The folding roof is detachably connected with the stroller basket, and a second locking mechanism for fixation is provided on the folding roof. A third locking mechanism for fixing a movable end of the folding roof is further provided at a top of the stroller basket. Because the stroller basket can be disassembled and folded, and the roof can also be disassembled and folded, the stroller basket can be used independently, offering flexibility and convenience when a user goes out with a pet.

The invention relates to the technical field of carrying equipment, in particular to a transport vehicle. The transport vehicle comprises a frame; the crawler walking assemblies are arranged on the two sides of the frame; the crawler walking assembly comprises a mounting frame, a crawler, a driving wheel, a guide wheel, a first loading wheel and a second loading wheel; the mounting frame is connected with the frame; the driving wheel and the guide wheel are respectively arranged at two ends of the top of the mounting frame; the first loading wheel and the second loading wheel are arranged at the two ends of the bottom of the mounting frame correspondingly and located between the driving wheel and the guide wheel. The track between the first loading wheel and the guide wheel forms a first track section, and the track between the second loading wheel and the first loading wheel forms a second track section; an included angle is formed between the first track section and the second track section; the lifting working assembly is connected with the frame and can turn over relative to the frame; in the first mode, the first track section is in contact with the walking surface; and in the second mode, the second track section is in contact with the walking surface. The mode switching operation of the transport vehicle is simple.

A human-powered vehicle is specified, comprising a chassis (1), a driving set (2) with rollers (22), and a brake system (5, 6, 7). The driving set (2) has rollers (22) and is releasably attached to the chassis (1) or can be releasably attached to the chassis (1). The driving set serves for rolling of the vehicle on a driving surface, in order to move the vehicle around. The brake system (5, 6, 7) has at least one brake element (7) for braking the vehicle while moving. The brake element (7) is configured for making direct contact with the driving surface, in order to thereby brake the movement of the vehicle.

The invention discloses a multifunctional transfer trolley for multiple scenes of a shipyard. The multifunctional transfer trolley comprises a frame body, a lifting assembly and a bearing frame. A rail wheel set and a ground wheel set are arranged below the frame body, and the wheel changing oil cylinder drives the linkage rod mechanism to achieve lifting switching of the two wheel sets, so that the transfer trolley can adapt to shipyard rail operation and can also run on the ground. The lifting assembly is of a shear fork type structure and is driven by a telescopic oil cylinder, and stable lifting of the bearing frame is achieved. A buffer limiting assembly is arranged between the frame body and the bearing frame, and impact energy in the lifting process is effectively absorbed. The bearing plate is designed to be of an angle-adjustable structure and is matched and fixed through an adjusting rod and an adjusting hole, and the transportation requirements of goods of different shapes are met. In addition, a manual hydraulic pump station, a lifting oil cylinder and a small storage cavity are further arranged, complete hydraulic power is provided, and maintenance is convenient. The transfer trolley solves the problems that traditional equipment is single in function and inconvenient to operate, and has the advantages of being high in multi-scene adaptability and high in transportation efficiency.

The present invention provides a simulated inflatable wheel including a rim, a filler tire mounted on the rim, and a tire casing covering the filler tire and having a rolling portion in rolling contact with the external environment and an abutting portion extending from two sides of the rolling portion. The abutting portion is located between the rim and the filler tire. The abutting portion abuts against the rim and the filler tire respectively. A recessed portion is formed on at least one position of an outer surface of the filler tire. The present invention utilizes the recessed portion of the filler tire to generate space between the filler tire and the rim (or the tire casing), for providing a buffer when the filler tire is deformed and improving elasticity of the filler tire. The present invention further provides a stroller including the simulated inflatable wheel.

A wheelless dolly configured for use with a caster deck floor, and processes for operating the wheelless dolly. The wheelless dolly including a planar base that is tapered at a first end, and an upright structure coupled to the planar base at a second end opposite the first end. The structure including a first portion extending upwards from a top surface of the planar base, a second portion angled relative to the first portion in a direction away from the second end of the planar base, and a third portion coupled to the second portion extending laterally across the second portion, thereby forming a handle configured for maneuvering the wheelless dolly along the caster deck floor. Other embodiments are disclosed.

The present disclosure relates to a mobile robot (100) configured to transport a payload transport vehicle (200) or the like, carrying, at least at some times, a payload (300), the mobile robot (100) comprising a payload transport vehicle engagement element (150), a load or force sensor (130) functionally connected (135) to the payload transport vehicle engagement element (150), a control element (110), and at least one active wheel or other active robot driving element (140) configured to the move the mobile robot (100) on a surface (175), wherein the payload transport vehicle engagement element (150) is configured to engage with and apply a controllable force (Fx) to the payload transport vehicle (200) in response to a control signal (125), to be transported or being transported by the mobile robot (100), whereby the mobile robot (100) receives at least a part of a load of the payload transport vehicle (200) via the payload transport vehicle engagement element (150), where the received load of the payload transport vehicle (200) is proportional to the applied force (Fx), at least a part of the received load of the payload transport vehicle (200) is distributed to at least one of the at least one active wheel or other active robot driving element (140), the load or force sensor (130) is configured to determine or estimate a current load or force applied on or to the payload transport vehicle engagement element (150) by the load of the payload transport vehicle (200) and to provide a sensor signal (135) in response thereto, and the control element (110) is configured to receive the sensor signal (135) and to provide the control signal (125) in response to or as a function of the received sensor signal (135).

There is provided a cargo add-on device for attaching onto a parent vehicle, the parent vehicle having a front wheel and a rear wheel. The cargo add-on device comprises: a frame that is configured, in use, to remain substantially parallel to a plane that is perpendicular to the rear wheel axis of the parent vehicle; and a device wheel that is capable of pivoting relative to the frame. The cargo add-on device is configured to convert the parent vehicle into a cargo vehicle.

The present disclosure relates to a mobile robot (100) configured to transport a payload transport vehicle (200) or the like, carrying, at least at some times, a payload (300), the mobile robot (100) comprising a payload transport vehicle engagement element (150), a load or force sensor (130) functionally connected (135) to the payload transport vehicle engagement element (150), a control element (110), and at least one active wheel or other active robot driving element (140) configured to the move the mobile robot (100) on a surface (175), wherein the payload transport vehicle engagement element (150) is configured to engage with and apply a controllable force (Fx) to the payload transport vehicle (200) in response to a control signal (125), to be transported or being transported by the mobile robot (100), whereby the mobile robot (100) receives at least a part of a load of the payload transport vehicle (200) via the payload transport vehicle engagement element (150), where the received load of the payload transport vehicle (200) is proportional to the applied force (Fx), at least a part of the received load of the payload transport vehicle (200) is distributed to at least one of the at least one active wheel or other active robot driving element (140), the load or force sensor (130) is configured to determine or estimate a current load or force applied on or to the payload transport vehicle engagement element (150) by the load of the payload transport vehicle (200) and to provide a sensor signal (135) in response thereto, and the control element (110) is configured to receive the sensor signal (135) and to provide the control signal (125) in response to or as a function of the received sensor signal (135).

A foldable bassinet including a top rail assembly, at least one first hinge assembly disposed on the top rail assembly, at least one second hinge assembly rotatably combined with the at least one first hinge assembly, at least one leg assembly connected to the at least one second hinge assembly, and at least one latch assembly movably disposed on the at least one second hinge assembly. The at least one first hinge assembly includes an engaging surface. The at least one leg assembly being foldable relative to the top rail assembly by rotation of the at least one second hinge assembly relative to the at least one first hinge assembly. The at least one latch assembly including an engaging component movably connected to the at least one second hinge assembly, the engaging component engaging with the engaging surface to restrain the rotation of the at least one second hinge assembly.

The invention relates to a storage box (1) with a reversibly attachable lid (2), wherein the storage box (1) has a rectangular container base (7) with rounded corner regions, from which container walls (8.1 to 8.4) project all around and a ribbed structure (9) is formed on the underside (15) of the container base, wherein the container walls (8.1 to 8.4) are larger at the longitudinal edges of the container base (7) than at the end edges, wherein the container walls have a corner rounding (10) in corner regions, wherein the ribbed structure (9) has container foot ribs (14) in the corner regions, wherein the lid (2) or the storage box (1) has a locking element, wherein the locking element secures the lid (2) to the storage box (1), and wherein the locking element of the lid (2) and / or the storage box (1) is spring-loaded and reversibly releasable. is.