Abstract: A steering device is connected to a turning mechanism to which a part of a turning force is applied by a hydraulic mechanism. The steering device includes an electric motor, a rotation angle detector, and a steering control device. The steering control device is configured to acquire a target turning angle which is a target value of a turning angle of turning wheels, to control the electric motor such that a turning angle of the turning wheels reaches the target turning angle, to estimate a delay of an actual turning angle of the turning wheels with respect to the target turning angle based on a delay model with the detected rotation angle as an input, to output delay information, and to correct the target turning angle based on the delay information.

Abstract: A weight distribution hitch system comprising a vehicle attachment member comprising a forward end configured to rigidly attach to a vehicle, and a rearward end extending rearwardly toward a trailer, the rearward end comprising an upper portion comprising a trailer attachment member configured to pivotally attach to a coupler of the trailer, and a lower portion configured to receive a moment bar; a moment bar comprising a moment bar forward end attached to the lower portion of the rearward end of the vehicle attachment member so as to prevent rotation about a horizontal axis, and a moment bar rearward end; a tension member comprising a top end configured to be supported by a frame member of the trailer, and a bottom end configured to support the rearward end of the moment bar, and a spring, configured to bias the moment bar rearward end toward the frame member of the trailer; and wherein, when the tension member is in tension, it imposes an upward force on the moment bar rearward end, which, in turn, imposes

Abstract: A track driven work machine including a body, a first track laying assembly pivotally connected to the body, and a second track laying assembly pivotally connected to the body. The second track laying assembly is spaced apart from the first track laying assembly in a direction transverse to a running direction of the track laying assemblies. In order to navigate uneven grounds, the track driven work machine includes a hydraulic system for synchronizing pivotal movement of the first and second track laying assembly and which is configured to pivot the second track laying assembly in an opposite direction to the first track laying assembly when the first track laying assembly is pivoted in a first direction, and vice versa.

Abstract: A motorcycle, or saddle type vehicle, is disclosed that may have at least one seat and at least two wheels, at least one hub electric motor. A large dry storage compartment may be positioned between the rider and steering mount. A rechargeable battery and battery management system may be located below the storage compartment in a battery housing, where the battery housing may be a structural component of the chassis. A rear electronics housing may be attached to and located behind the battery housing, and may contain major electrical components such as electric motor controller and contactors. Two structural members, or frame side rails, may form sides of the storage compartment and extend between the electronics housing and steering mount. The electronics housing may also connect to the battery housing such that the battery housing reinforces and strengthens the chassis, or structural frame. A secondary storage compartment may be located under the seat.

Abstract: A suspension system for a one-wheeled transportation device is disclosed. The one-wheeled transportation device includes (1) a wheel, and (2) a tiltable platform has a top side, a bottom side, a first end, a second end, a central longitudinal axis, and an aperture which is shaped and dimensioned to receive the wheel. The suspension system includes a wheel holder which rotationally carries the wheel, the wheel holder having a proximal end and an opposite distal end, the proximal end is pivotably connected to the second end of the tiltable platform so that the distal end resides above the top side at the first end. A bracket has a proximal end and an opposite distal end, the proximal end is connected to the tiltable platform so that the distal end of the bracket upwardly extends above the wheel. A shock absorber is connected between the distal end of the wheel holder and the distal end of the bracket.

Abstract: A handwheel actuator assembly includes a handwheel shaft configured for connection to a handwheel, the handwheel shaft extending longitudinally about an axis. The handwheel actuator assembly also includes a motor operatively coupled to the handwheel shaft. The handwheel actuator assembly further includes a planetary gear assembly disposed within the motor. The handwheel actuator assembly yet further includes an electronic control unit (ECU) in operative communication with the motor.

Abstract: A ground-engaging track system includes a track roller having a roller shell with an outer tread surface, and a roller shaft supporting the roller shell for rotation and cantilevering the track roller to a track roller frame. The track roller is positionable in the track system to contact only one of a first track rail or a second rail in a ground-engaging track.

Abstract: The invention relates to an electrically operated steering system (1) for a vehicle (2) with a rack (3) for attaching the steering system (1) to a vehicle frame of the vehicle (2), two steerable wheels (4) that are pivotably attached to the rack (3), a rod element (5) arranged on the rack (3), which is slidable in its longitudinal direction in relation to the rack (3), a kinematic unit (13) which is coupled to the rod element (5) and which transforms a movement of the rod element (5) into a steering rotation of the wheels (4), an electric machine (6), which is mechanically connected to the rod element (5) for effecting the movement of the rod element (5), and a lateral force absorbing mechanism (7) which is configured for absorbing a lateral force produced by the kinematic unit (13) in relation to the rod element (5). The invention further relates to a vehicle (2) comprising such a steering system (1).

Abstract: A machine includes a frame and an oscillating hitch. A first cylinder couples to a first side of the oscillating hitch and a first side of the frame. A second cylinder couples to a second side of the oscillating hitch and a second side of the frame. A first isolating mechanism couples to the first cylinder and rotates in response to a first rotation of the first cylinder relative to the frame or the oscillating hitch. A first angle sensor senses a first angular displacement of the first isolating mechanism about a first rotational axis. A second isolating mechanism couples to the second cylinder and rotates in response to a second rotation of the second cylinder relative to the frame or the oscillating hitch. A second angle sensor senses a second angular displacement of the second isolating mechanism about a second rotational axis.

Abstract: An adjustable capture plate for a fifth wheel hitch is disclosed. An example capture plate includes a skid plate couplable to a fifth wheel hitch, and a clamping system including, a base coupled to the skid plate, a pressure plate slidably coupled to the base, and a crank arm coupled to the pressure plate via a link, wherein rotation of the crank arm about an anchor pin of the base corresponds to linear travel of the pressure plate along the base, the pressure plate movable between a first position in which the pressure plate engages a pin box of a trailer and a second position in which the pressure plate is positioned away from the pin box.

Abstract: An auto-coupling system for coupling a trailer and a towing vehicle includes a base plate between a vehicle frame and a fifth wheel of the towing vehicle, an extendable arm rotatably coupled to the base plate at a first point and configured to extend in response to relative movement of the towing vehicle and the trailer, a spring fixedly coupled to the base plate at a second point and coupled to the extendable arm, the spring being configured to exert a retractive force onto the extendable arm, and an alignment assembly rotatably coupled to the extendable arm and configured to move against an outer perimeter of the trailer.

Abstract: A recirculating ball power steering system includes an electric motor. The system also includes a ball screw rotatably driven by the electric motor. The system further includes a ball nut translatable along the ball screw in a linear direction during rotation of the ball screw. The system yet further includes a sliding joint in sliding contact with an outer surface of the ball nut, the sliding joint moveable in a non-parallel direction relative to the linear direction of the ball nut.

Abstract: A system includes a steering-system motor, a first electronic control unit (ECU) and a second ECU each electrically connected to the steering-system motor, a communication line directly communicatively connecting the first ECU and the second ECU, and a gateway module communicatively connecting the first ECU to a controller area network (CAN) bus and communicatively connecting the second ECU to the CAN bus. The first ECU is programmed to, upon detecting a fault, transmit a fault code to the second ECU via the communication line and via the gateway module. The second ECU is programmed to, upon detecting a fault, transmit a fault code to the first ECU via the communication line and via the gateway module.

Abstract: A wheelchair W includes: a column shaft (50) extending from the rear portion of a front fork (51) and turnably supported by a vehicle-body frame (2); a rocking bar (81a) that is rockably attached to the vehicle-body frame (2) and rocks according to a force applied by a rider; and a link mechanism (82) that joins the rocking bar (81a) and the column shaft (50) and turns the column shaft (50) according to rock of the rocking bar (81a).

Abstract: Connecting straps for use for example in sports activities and methods of attaching the connecting straps. In one example, a connection strap system includes a connecting strap and a peg strap configured to be attached to the connecting strap. An example of the connecting strap includes (a) a sleeve of webbing having a first end and a second end and having a loop at each end, each loop having a base and a free end, (b) disposed within the sleeve of webbing, a band of elastic material extending in a continuous loop, and (c) an attachment strap, adjacent each loop, configured to secure a portion of the band to the webbing at the base of each loop. In some cases, the band has a solid, polygonal cross-sectional shape. The peg strap has a peg-loop at each end.

Abstract: A backrest assembly of a wheelchair seat has a tubular seating frame. The backrest assembly includes a backrest, two hollow backrest tubes connecting the backrest to the seat, and at least two joints allowing movement of the backrest tubes between at least first and second end positions. Two locking means are provided for locking and/or unlocking the joints. A hollow handle tube has a single handle for effecting the locking means which is arranged between the backrest tubes and mechanically connected to the locking means via cables. The handle further effects movement of the backrest tubes, via the joints, with use of one hand in constant grip of the handle. The handle is actuated by at least partly sliding, rotating, squeezing, pushing and/or pulling. The locking means automatically re-locks after unlocking and reaching the first or second end positions.

Abstract: A ground-engaging track system includes a track having a first track chain and a second track chain, and an idler having pockets formed in an outer idler rim to receive inboard rail protrusions on track links in the first track chain and the second track chain. The inboard rail protrusions project from an inboard link side, and a central pad of an upper rail surface in the track link includes an anti-scalloping bump-out formed on the inboard rail protrusion.

Abstract: A track system for a vehicle having at least three axles is disclosed. The track system includes a frame to which sprocket, idler and support wheel assemblies are connectable, an endless track and a pivoting assembly. The pivoting assembly has a casing connectable to a second axle and at least one pivotable member that has first and second portions respectively pivotally connected to the casing and to the frame. The at least one pivotable member is pivotable between first and second positions about a longitudinally extending pivot, in response to which the first portion is displaced laterally relative to the second portion, and pivotable between third and fourth positions about a lateral pivot axis in response to which the first portion is displaced longitudinally relative to the second portion. A pivoting assembly, a pivoting assembly including a resilient assembly, and a vehicle having the track system are also disclosed.

Abstract: A ground-engaging track system includes a track roller frame, an idler, and anti-backbending rollers supported by the track roller frame at locations between track rollers and the idler. The anti-backbending rollers define an idler space receiving the idler partially therein and positioned to oppose backbending of a deflection-sensitive section of a ground-engaging track.

Abstract: A child trailer has a bottom frame and a side frame, and a folding joint is disposed on the tail support of the trailer. A front end of the bottom frame is rotationally connected with a front end of the side frame. A top support rod is fixed at a rear end of the side frame. Left and right ends of the top support rod are respectively connected with an upper-section tail support rod rotating around an axis thereof. A tail end of the upper-section tail support rod is connected with a folding joint. The other end of the folding joint is connected with a lower-section tail support rod. A rear end of the bottom frame is connected with a tail rack rotating around a shaft parallel to the axis of the top support rod.