234results about "Sidecars" patented technology

A convertible flotation carrier having an upper and lower sub-assembly is provided. The lower assembly preferably has a twin hull structure with a cradle portion lying between the hulls. The flotation carrier can be used to support a kayak, and a bicycle can easily tow the flotation carrier supporting the kayak over land. In turn, the flotation carrier can be converted to a watertight, buoyant container for the bicycle and the kayak can easily tow the flotation carrier containing the bicycle in the water.

A motor-driven trailer and towbar system includes a towbar having a vehicle side end configured to connect with the vehicle and a trailer side end configured to connect with a trailer coupling. The towbar is pivotably coupled to the trailer and configured to pivot along a pivoting path (P) between a lowered position (L) and a raised position (R) with respect to the trailer. At least one first sensor element is configured to detect a position of the towbar along the pivoting path (P). A control unit (TCU) is in communication with the at least one first sensor element and is configured to switch the system between an operating mode and a parking mode. The system is switched into the parking mode when the towbar is in a raised position (R) and is switched into the operating mode when the towbar is in a lowered position (L).

The subject of this invention is a compact device according to the invention consisting of an articulated and L-shaped main arm 1 which can be screwed laterally to the rear axle or struts of a bicycle by means of a docking device 2 and has the task of allowing the trailer part 3 of the device together with its shelf 4 and the associated joint 5 to be folded down to form a trailer when required, in order to be able to transport goods on the one hand and to transport persons on the other hand with the help of an extra carrying handle 6 mounted on the luggage carrier.

Bicycle trailer (4) comprising a frame (1), a rigid or sprung axle (2) with two wheels (3), wherein the axle (2) is connected to the frame (1) on its underside, a braking system (41) by which the wheels (3) can be braked individually or together, and a drawbar (5) which is connected to the axle (2) and / or the frame (1) and has a coupling part (42) at its free end, characterized in that the frame (1) has on its side facing the drawbar (5) a support bar (11) extending parallel to the axle (2) above the axle (2), which is provided with a braking system (41) so that a person standing or sitting above the axle (2) who holds onto the support bar (11) can operate the braking system (41) by hand.

The utility model provides a device installed on a two-wheeled vehicle and used for dragging a child bicycle, and relates to the technical field of brackets. The device comprises a cross beam, a vertical rod, a connecting assembly, an adjusting assembly, a wheel body limiting assembly and a binding and fixing assembly, the connecting assembly is detachably connected with the cross beam and a rear wheel right side bottom fork of the two-wheeled vehicle, the vertical rod is rotationally connected with the adjusting assembly, the adjusting assembly is detachably connected with the cross beam, and the wheel body limiting assembly is jointly arranged on one end of the cross beam and the adjusting assembly. The binding and fixing assembly is detachably connected with the vertical rod, and the wheel body limiting assembly and the binding and fixing assembly can fix a front wheel of the child bicycle. The two-wheeled vehicle provided with the device can drag the child bicycle to move, so that the child bicycle is more convenient to carry, and the device is more concise in overall structure, higher in strength, rich in adjusting mode, capable of adapting to various child bicycles of different specifications and wider in application range.

The invention relates to a bicycle trailer (10) with at least two wheels (12, 14) and a frame (16), as well as a first wheel mount (18) and a second wheel mount (20), wherein a first wheel (12) is mounted parallel to each other on the first wheel mount (18) and a second wheel (14) is mounted parallel to each other on the second wheel mount (20) such that the track width is defined by the distance between the first wheel (12) and the second wheel (14). The track width is adjustable at least to the extent that the first wheel (12) and the second wheel (14) can be adjusted between a small track width setting (S). k ) and a large track width setting (S g ) are adjustable to allow the bicycle trailer (10) to be used with a small track width setting and at least temporarily also with a large track width setting (S g ) to be able to use. Furthermore, a hazard detection device (22) is provided, by means of which the large track width setting (S g) is directly caused or initiated upon detection of a specific operating condition and / or by means of which the operation of the bicycle trailer (10) with the small track width setting (S k ) is restricted in certain operating conditions.

A novel manned folding electric cart, comprising: a folding cart body (1). A seat apparatus (4) is arranged on a top portion of a front end of the folding cart body (1), a steering rod assembly (2) is connected to a bottom portion of the front end of the folding cart body (1), and at least one first wheel (24) is connected to the steering rod assembly (2). An end of the folding cart body (1) away from the steering rod assembly (2) is provided with at least two second wheels (15), and the folding cart body (1) is further provided with a power supply (16) for providing power and a controller (17). By using the above design, the seat apparatus (4) is arranged on the top portion of the front end of the folding cart body (1), so as to implement a seating function and to enable use of the electric cart to be more labor-saving. In addition, the steering rod assembly (2) is slidably connected to the folding cart body (1), so that the steering rod assembly (2) can extend out, to increase the distance between a support stress point of the seat apparatus (4) and a support point of the first wheel (24), so that the stability of manned driving is improved and safety performance is improved. Moreover, the front end of the folding cart body (1) is provided with a footplate (3), to facilitate foot placement and standing driving, so that the electric cart can be used in more diverse situations. Moreover, the electric cart can be folded for storage, thereby providing enhanced convenience.

The utility model relates to the technical field of bicycle auxiliary tools, in particular to a novel bicycle dragging device. The traction mechanism comprises a front vehicle and a rear vehicle assembled at the tail of the front vehicle, a wheel axle is arranged at the axis of a front wheel of the rear vehicle, the traction mechanism is assembled between the front vehicle and the rear vehicle and comprises a traction rod, a connector, a trailer rod, a fixing rib plate and a butt joint assembly, and a supporting rod of a cushion of the front vehicle is connected with the traction rod through a universal joint. By means of the structural design of the dragging mechanism and the butt joint assembly, the front vehicle and the rear vehicle can be conveniently connected through the device, triangular-like stable connection can be formed, connection firmness is improved, torsion of the handlebar assembly of the rear vehicle is avoided, safety of the device is improved, and the device is suitable for popularization and application. And through the structural design of the traction rod, the connector, the trailer rod and the telescopic mechanism, the device can be folded and stored when not used, space is saved, the position of the telescopic rod can be adjusted, and the using effect is good.

A cart / trailer, yoke mechanism, and hitch mechanism are disclosed. The cart / trailer could be an assembly for moving and transporting objects comprising a tow bar (synonymous herein with a handle or kickstand); a variable-positioning yoke assembly for facilitating the placement of the tow bar into positions of a towbar, handle, or kickstand; and a main structure within which equipment such as sporting accessories may be placed for transport for moving and transporting objects. The coupling device could include a main body with an inner surface, and a pair of opposing flanges extending downwardly and substantially perpendicularly away from the main body for facilitating the positioning of the yoke in variable positions. The hitch mechanism could include a hitch and interface with receiver and hitch portions for facilitating the hitching of the cart / trailer to a mobility device.

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.

In some embodiments, a docking station includes a scooter locking section that allows the electric scooter to be removed from the docking station when the electric scooter is in a non-rotated orientation and prevents the electric scooter to be removed from the docking station when the electric scooter is in a rotated orientation.

The invention relates to a device (10) for transporting and / or using at least one electrical handheld machine tool. The device (10) comprises a frame (12) with a first frame end (12a) and a second frame end (12b), a handle unit (20) which is provided on the frame (12) near the first frame end (12a), at least two wheels (26a, 26b) which are mounted on the frame (12) near the second frame end (12b), and a support platform (40) for receiving a goods item (45) to be transported, said support platform being coupled to the frame (12) near the second frame end (12b) of the frame (12) and projecting from the frame (12) at least in a transport configuration. The device (10) further comprises a coupling unit (90) for coupling to a vehicle (91), the coupling unit (90) being provided on the frame (12) near the first frame end (12a). The invention also relates to uses of the device (10) as a vehicle trailer, as a hand cart and as a work table.

A drive module for a bicycle according to an aspect of the present invention, the drive module including a bicycle frame comprising a beam insertion hole into which a connecting beam is removably inserted, a main shaft rotatably provided on the bicycle frame, a rear wheel rotatably supported on the bicycle frame and configured to be rotated by rotational force from the main shaft, and a fork rotatably coupled to the bicycle frame.

The invention discloses an assembling structure of a sidecar hopper and a sidecar frame. The assembling structure of the side bucket and the side frame comprises a connecting seat arranged on the side frame, an upper connecting column arranged at the lower end of the side bucket and a locking device used for locking the upper connecting column and the connecting seat, and a first mounting cavity is formed in the connecting seat; the upper connecting column is provided with a second mounting cavity; the connecting base and the upper connecting column are provided with inserting openings, and positioning openings are formed in the two side walls of the connecting base and the two side walls of the upper connecting column. The locking device comprises a mounting seat with an insertion opening penetrating into the second mounting cavity, two limiting plates arranged on the mounting seat, a first handle connected with the mounting seat and limited outside the rear side of the connecting seat, and a first elastic piece; the first elastic piece is connected between the two limiting plates, the first elastic piece pushes the limiting plates to expand outwards to enter the two positioning openings when stretching, and when force in the opposite direction is applied to the two limiting plates, the two limiting plates are folded inwards and compress the first elastic piece. According to the assembling structure of the side bucket and the side frame, the side bucket and the frame can be rapidly assembled.

The present invention relates to an electric product transportation vehicle for transporting products from one place to another, and a product transportation system and method for managing the product transportation process.

An auxiliary traction device (1) for wheelchairs (W), comprising a support structure (2) to which a drive wheel (3) is rotatably coupled comprising a wheel (31) operatively connected to an electric motor (32), an electronic control unit (4) configured to control the electric motor (32), a connection assembly (6) rotatably associated to the support structure (2) so as to define a steering axis (Y) of the support structure (2) and of the drive wheel (3) relative to the connection assembly (6). The auxiliary traction device also comprises a hooking body (7) defined coaxially to the steering axis (Y), rotatably coupled to the connection assembly (6) and integrally connected with a first end (7a) thereof to the support structure (2). Such a hooking body (7) is provided, at the second end (7b), opposite to the first end (7a), with a hooking shaping (71) so as to allow the operating hooking of an external accessory device (200, 300, 400) provided with a counter-shaping (205, 304, 401) complementary to the hooking shaping (71).

The invention relates to a two-track trailer for an unmotorized or auxiliary motor-driven towing vehicle, in particular for a bicycle or a pedelec, comprising a chassis. To improve the usability of such a trailer, the chassis has a frame module (111) whose basic shape correlates with the basic shape of a base frame (101) of the chassis or an outer contour of a chassis tub.

The present application relates to a quick-release axle assembly for attaching a wheel to a bicycle. The quick-release axle assembly comprises a cylindrical axle body with a first end and a second end. The axle body has a first external thread in the region of the first end and a stop flange that surrounds the axle body and projects from it, and is arranged on the axle body at a defined distance from the second end. An internal thread extends from the second end over a defined distance to the first end of the axle body. The quick-release axle assembly further comprises a screw with a screw head and a second external thread, as well as a lever element with a bore through which the screw can be passed in order to detachably connect the lever element to the internal thread of the axle body by engaging the second external thread of the screw and to clamp the lever element against the stop flange.The axle body has a first torque-transmitting structure located on an outer surface of the axle body between the second end and the stop flange. The lever element has a second torque-transmitting structure that is complementary to the first torque-transmitting structure and can engage with it. The screw has an unthreaded connecting section between the screw head and the second external thread. The present application further relates to a method for attaching a wheel to a bicycle with such a thru-axle arrangement.

The present disclosure pertains to a bike trailer (1) comprising a main frame (2), the main frame (2) comprising a lower frame portion (3), a rear frame portion (4) and two side frame portions (5,6) provided on opposite lateral sides of the lower frame portion (3), the main frame (2) defining an accommodation space (7) for a passenger. The bike trailer (1) has an extension in a longitudinal direction (L), in a transverse direction (T) and in a height direction (H). The rear frame portion (4) comprises an upper cross bar (8) extending between the two side frame portions (5,6), the bike trailer (1) comprising a seat structure (9) forming a seating area for a passenger, the seat structure (9) comprising a seat back (9a) and a seat bottom (9b), the seat back (9a) being configured for moving between an upright position and a reclined position, the seat back (9a) being connected to the cross bar (8) at an upper end section (10) of the seat back (9a) via a reclining member (15), the reclining member (15) being transferable between a first configuration (C1) wherein the seat back (9a) is in the upright position and a second configuration (C2) wherein the seat back (9a) is in the reclined position, and wherein the upper end section (10) of the seat back (9a) is provided with a greater distance from the cross bar (8) in the second configuration (C2) than in the first configuration (C1).

Tow bar arrangement (100) for interconnection of a vehicle (10) and a trailer (20) for towing the trailer (20) by the vehicle (10) along a support surface (G), wherein the tow bar arrangement (100) comprises a control device (110) in turn comprising an ac- celeration sensor (111) arranged to sense an instantaneous acceleration of the trailer (20) along the support surface (G). The control device (110) is arranged to read the instantaneous acceleration from the acceleration sensor (111) and to produce a control signal for an electric motor (21) arranged to propel the trailer (20) so that a force developed by the motor (21) aims at maintaining a set acceleration of the trailer (20) along the support surface (G); is arranged to read the measured acceleration to produce a first time series, of acceleration measurement values; comprises a low-pass filter (112) arranged to filter the first time series, or a second time series being calculated based on the first time series, to produce a third time series, of low- pass filtered values; and furthermore comprises a regulator (113), arranged to produce the control signal based on the third time series.

The present invention relates to a framework having tilting wheels (4, 4') applicable to moving a wheelchair or transport cart, which can be coupled to a vehicle, preferably a bicycle fork, the framework incorporating a support structure (1) on which a fork (2) is coupled, an upper rotating bar (5) that tilts around the support structure (1), respective tilting arms (3, 3') connected to each of the wheels (4, 4') and to the support structure (1), and respective side tie rods (6) that pull the tilting arms (3, 3') when the rotating bar (5) pivots as the fork (2) pivots and / or tilts. Similarly, the present invention relates to a wheelchair comprising a chassis (9) on which a seat (9) and a backrest are assembled, which are integrated with the tilting wheels in the framework.

A vehicle includes a saddle riding vehicle and a sidecar coupled to the saddle riding vehicle. The sidecar includes a wheel configured to facilitate a movement of the sidecar on a road, and at least one electric motor operatively coupled to the wheel to rotate the wheel. At least two bars extend from the sidecar to the saddle riding vehicle and couples the sidecar to the saddle riding vehicle. Moreover, the vehicle includes load sensors mounted on the at least two bars to detect a measure of a yaw torque acting on the vehicle. A controller is configured to determine the yaw torque acting on the vehicle based on inputs received from the load sensors, and control the electric motor to control a wheel torque provided to the wheel of the sidecar by the electric motor to reduce the yaw torque acting on the vehicle.