Abstract: Disclosed is a stroller propulsion apparatus, comprising a pair of elongated handles attached to a handlebar of a stroller. The elongated handles further comprise a grip and a resistance element. By using the grips, the user applies a pressure on the handles and the resistance element to move the handles in a forward direction and a rearward direction in a reciprocating motion propelling the stroller in the forward direction to allow a user to maintain an ergonomic positions while walking and exercising.

Abstract: A foldable cart comprises a cart body, wherein the cart body comprises a middle frame, end plates, a folding side plate, a cover plate and a bottom plate, castors are arranged at the bottoms of the middle frame and the end plate, and the folding side plate is connected to two sides of the middle frame through the end plate. The folding side plate greatly reduces the occupied space; a buckle and a clamping slot ensure the stability of the folded cart body; the bottom plate is locked through a positioning buckle after being turned over; a middle frame carrier rod is removably installed on the top of the middle frame through a button buckle; a metal strengthening rod ensures the structural strength of the middle frame carrier rod, supports the middle frame more stably, and ensures the overall structural strength of the cart body.

Abstract: A control system controls power supply in a vehicle. The control system includes sub-power managers and an integrated power manager. The sub-power managers control respective output power of a plurality of subsystems that actualize functions of the vehicle. The integrated power manager performs integrated control of output power in the overall vehicle by exchanging information with the plurality of sub-power managers. The information that is exchanged between the plurality of sub-power managers and the integrated power manager includes information that enables calculation of a physical quantity that is expressed by at least either of a power dimension and an energy dimension.

Abstract: A pet mobility carrier assembly for a disabled animal having either a rear leg disability or a front leg disability. The assembly includes a carrier base with a perimeter surface, a carrier animal support removably disposed on the carrier base, and at least three rollers connected to the carrier base that provides multi-directional movement to the pet mobility carrier assembly when on a floor.

Abstract: A total of four anchor points (5fl, 5fr, 5rl, and 5rr) are provided at front positions and rear positions of a left side member and a right side member (3l and 3r) provided on a floor (2). A drive motor (9), an inverter (10), and a transaxle (11), which serve as a drive unit (8), are mounted on the rear suspension cross member (4) supportively suspended from the respective anchor points. A junction box (21), a charger (22), and a DC-AC inverter (23), which serve as a power supply unit (20), are attached to the upper side of the floor (2). The junction box (21) relays electric power to supply it to the inverter (10). On the upper surface of the floor (2), an upper front floor cross member (16) is provided between the anchor points at the front position, and an upper rear floor cross member (17) is provided between the anchor points at the rear position. The power supply unit (20) is disposed between the members (16, 17).

Abstract: A ventilation device (24) for a cooling module (22) of a motor vehicle (10) comprises a tangential flow turbomachine (28-1; 28-2) with an impeller wheel (32-1; 32-2), a frame (30) forming a recess (30-1; 30-2) for receiving the impeller wheel (32-1; 32-2), flaps (52-1; 52-2) which pivot relative to the frame (30), the flaps (52-1; 52-2) being suitable for selectively closing off an opening (51-1; 51-2) through the frame (30). An actuator (54-1; 54-2) for controlling the pivoting of the flaps (52-1; 52-2) comprises an electric motor (56-1; 56-2), the output shaft of which rotates one of the flaps (52-1; 52-2) and a rod (58-1) connecting one flap (52-1; 52-2) to the other flaps (52-1; 52-2), such that the rotation of one flap (52-1; 52-2) is transmitted to the other flaps (52-1; 52-2).

Abstract: In various implementations, a modular wheeled cart may provide users with flexibility in use and transport. The modular wheeled cart may include interchangeable top components that allow the cart to be utilized as a wagon, a flatbed, an A-frame cart, etc. The modular wheeled cart may include a hitch, which allows the cart to be coupled to a vehicle. The wheeled cart may be motorized and/or may include a removable battery for ease of use.

Abstract: A vehicle body structure for an electric vehicle includes: a battery disposed at a center lower portion of a vehicle body; a side sill being hollow and extending in a vehicle body front-rear direction outside in a vehicle width direction of the battery; a bridge beam member being hollow, disposed below the side sill and outside in the vehicle width direction of the battery, extending in the vehicle body front-rear direction, and having a cross section perpendicular to the vehicle body front-rear direction formed as a closed cross section; and at least one bridge pier member made of steel, extending in the vehicle width direction from the battery toward the bridge beam member, and having a cross section perpendicular to the vehicle width direction forming at least a part of a closed cross-sectional shape.

Abstract: A rear suspension cross member (4) is suspended from and supported by left and right side members (3l, 3r) on a lower side of a floor (2) of a vehicle body, a drive unit (8) including a driving motor (9) is mounted on the rear suspension cross member (4), and a power supply unit (20) including a junction box (21) is mounted on an upper side of the floor (2). A framework member (43) is spanned between brackets (42l, 42r) erected on the left and right side members (3l, 3r) to support a rear part of a seat cushion (39a) of a rear seat (39), the framework member (43) is disposed at a position rearward of the power supply unit (20) and at a position forward of the rear end of the rear suspension cross member (4) by a dimension (L1), and is used to mitigate input from another vehicle in a rear end collision.

Abstract: Truck wheels (100) for a truck assembly (32) of a vehicle (10) comprise a body (120) that defines an axle bore (122) that defines opposing shelves (148) for operative engagement of a pair of roller bearings (124) within the axle bore (122). The opposing shelves (148) are spaced apart by a bearing spacing (126) that is at least 12 millimeters (mm).

Abstract: A modular system produces design variants of a housing element for a storage housing of a storage device which has multiple storage cells that can be arranged in a receiving area of the storage housing. At least one universal housing part delimits the receiving area. A design variant-specific first reinforcing element, and a design variant-specific second reinforcing element which differs from the first reinforcing element are provided, wherein the first design variant of the housing element has the housing part and the first reinforcing element, by means of which the housing part is reinforced in the first design variant, and the second design variant of the housing element has the housing part and the second reinforcing element, by means of which the housing part is reinforced in the second design variant.

Abstract: Vehicles (10) comprise a forward assembly (14) and a rearward assembly (22) coupled to and extending rearward from the forward assembly (14). The rearward assembly (22) comprises a deck (24) having an upper side (26) for supporting a rider in a standing position, and a lower side (27) opposite the upper side (26), and a rear wheel assembly (28) operably coupled to the deck (24). The rear wheel assembly (28) comprises a caster assembly (30) operably coupled to the deck (24) and a truck assembly (32) operably coupled to the deck (24) rearward of the caster assembly (30).

Abstract: A coupling structure for a cart comprises a first connector, a second connector, and a third connector. The first connector is detachably connected to the second connector, and the second connector is detachably connected to the third connector. The first connector is located inside the second connector, and the second connector is located inside the third connector, such that the first connector, the second connector, and the third connector form a three-layer ring-shaped embedded structure. According to the embodiments of the present disclosure, the coupling structure is stable, and has a strong bearing capacity. The cart using the coupling structure can load more objects, and has a stronger bearing capacity.

Abstract: Systems and methods are disclosed for containers having mechanical secured door indicators. In one embodiment, an example container may include a first container wall, a second container wall, a third container wall, and a fourth container wall configured to move from an open position to a closed positon. The fourth container wall may include a first portion coupled to the second container wall, and a second portion coupled to the third container wall, where the first portion and the second portion are coplanar when the fourth container wall is in the closed position. The foldable container may include a bottom container platform having a machine-readable code, and a pivotable arm configured to cover the machine-readable code when the fourth container wall is in the closed position, and to uncover the machine-readable code when the fourth container wall is not in the closed position.

Abstract: A mobile transport device and a method for introducing an installation frame into a shaft, in particular an elevator shaft, are used for transporting an installation frame and for introducing the installation frame into the shaft. The installation frame has a base frame and a bearing frame on which the installation frame is supported from above. The transport device additionally has a fixing device arranged on the base frame for fixing the base frame to a shaft opening of a shaft wall of the shaft and for preventing the transport device from tilting. The bearing frame is supported by the base frame and is movable in the horizontal direction relative to the base frame such that, when the base frame is arranged outside of the shaft, the bearing frame, and thus also the installation frame, can be moved into the shaft from outside the shaft through the shaft opening.

Abstract: An air flap system for controlling air ingress into a motor vehicle has at least one air flap, which can be pivoted between an open position and a closed position, and an actuator, which is coupled to the air flap, such that the actuator is suitable for effecting the pivoting of the air flap. The actuator is arranged off-center in a central region with respect to one extent of the air flap system along a transverse axis of the vehicle. The central region is one of at least three regions which are arranged adjoining one another along the extent, the central region being arranged centrally with respect to the extent.

Abstract: A foldable trolley includes a frame body unit and two wheel units. The frame body unit includes a lower frame structure and am upper frame structure. The upper frame structure includes a sliding rod slidably disposed on the lower frame structure. The upper frame structure is slidable in a direction toward a bottom of the lower frame structure, via sliding connection of the sliding rod and the lower frame structure, and fold on the lower frame structure, so as to convert the frame body unit from an unfolded state to a folded state. The wheel units are disposed respectively on two sides of the lower frame structure, and are operable to pivot toward the lower frame structure.

Abstract: Disclosed is an electric vehicle having four wheels and a body having a cockpit defined therein, the cockpit containing a single seat and being closable to form an enclosure around the seat. The body has a front bumper having a width that is greater than a front track width of the vehicle. A width of the vehicle is between 1200 mm and 1600 mm, and a height of a centre of mass of the vehicle above a ground surface on which the vehicle is disposed is less than a third of the width of the vehicle. The electric vehicle may be suited for use in urban environments, and may provide benefits in terms of improved safety and maneuverability.

Abstract: A flatbed truck with a foldable caster unit, comprising a load-bearing plate, a load-bearing support frame and a caster unit, and further comprising a caster unit rotation driving device. The caster unit rotation driving device comprises an operating handle, a connecting rod, a front linkage mechanism and a rear linkage mechanism, wherein the operating handle is pivotally connected with the load-bearing plate and is rotatable around a pivot axis of the operating handle. The operating handle is capable of linking with the front linkage mechanism and the rear linkage mechanism via the connecting rod to respectively drive the front caster unit and the rear caster unit to be rotated from the folded storage position to the unfolded rolling position, when the operating handle is rotated from a first position to a second position.

Abstract: A removable module and a method for operating the removable module. The removable module has a multipurpose connector that connect the removable module to a motor when the removable module is attached to a vehicle. Dual-purpose circuitry in the removable module can output electric energy to the motor when the multipurpose connector connects the removable module to the motor. The multipurpose connector can connect the removable module to the electric vehicle supply equipment when the removable module is detached from the vehicle. While the removable module is detached from the vehicle, the dual-purpose circuitry cannot output electric energy to the motor. When the multipurpose connector connects the removable module to the electric vehicle supply equipment, the dual-purpose circuitry can receive electric power from the electric vehicle supply equipment.