Abstract: An improved anti rattle hitch pin assembly for a trailer hitch assembly enables a threaded member to be inserted into the shank receiver, and allows for an easy alignment of a threaded device to the side hole of the shank receiver. The anti-rattle hitch pin assembly includes an arc-shaped retainer wire, a threaded receiver pin, a threaded member, and an optionally lockable member. The threaded member can be easily moved to the alignment position once the internal components of the hitch pin assembly including the retainer wire has been inserted inside the shank receiver tube.

Abstract: Example techniques have been presented for providing tracked vehicles with deployable towing wheels. Such techniques involve a track vehicle having a vehicle body, a track coupled to the vehicle body, and a wheel assembly coupled to the vehicle body. The wheel assembly includes a wheel and is operable to assume a towing position in which at least a portion of the wheel extends below the track and enables the tracked vehicle to be towed on the wheel without the track making ground contact.

Abstract: A working machine includes a track guide for restraining a crawler belt from displacement in a left-and-right direction. The track guide includes a front attachment member and a rear attachment member each detachably attached to a crawler frame, and a right contact plate member and a left contact plate member laid between the front attachment member and the rear attachment member. Each of the right contact plate member and the left contact plate member includes a restraint plate and a reinforcement plate, and is supported on the front attachment member and the rear attachment member with an outer surface of the restraint plate and an upper surface of the reinforcement plate both being in surface contact with the front attachment member and the rear attachment member.

Abstract: A bicycle and frame are disclosed, including a unitary front frame and a rear frame. The front frame includes a down tube rigidly connected to a head tube, a steerable front wheel assembly, and a crossbar rigidly fixed to one or both of the head tube and the down tube. The down tube is connected to the rear frame at a pivot proximate the bottom bracket shell. The rear frame includes a seat tube, a bottom bracket shell and a chainstay, all rigidly connected at the bottom bracket shell. A frame lock is disposed at the rearward end of the crossbar, for locking to the rear frame to substantially immobilize the pivot, placing the frame in a riding condition. The frame lock, when disengaged, facilitates relative movement of the front frame and the rear frame towards each other about the pivot, in a common vertical plane, to place the frame in a collapsed position, such that the down tube lies alongside the seat tube and the front frame and the rear frame are nested.

Abstract: A hitch mechanism adapted to be attached to a vehicle and support a device includes a hitch receiver adapted to attach to the vehicle and a pair of pull arms. A first end of each pull arm is attached to the hitch receiver and a second end of each pull arm is configured to attach to the device. Each pull arm has an adjustable length and being pivotal horizontally and vertically. The hitch assembly allows a device such as a material spreader to be attached to a vehicle so that the device can be operated in its intended way.

Abstract: An endframe of a gangway, the endframe configured to be connected to an endframe of a different gangway or to a car of a multi-car vehicle, the endframe comprising a beam, a connector attached to the beam, the connector being configured to connect the beam to a beam of an endframe of a different gangway or to connect the beam to a car of a multi-car vehicle or to connect the beam to a connector attached to a beam of an endframe of a different gangway or to connect the beam to a connector attached to a car of a multi-car vehicle, wherein a contact surface formed by a part of the beam and a groove arranged in the beam, wherein the groove has an opening and walls that delimit the groove, wherein one of the walls delimiting the groove is a backward facing wall, wherein the backward facing wall faces away from the contact surface, wherein the connector has a protrusion that is arranged inside the groove.

Abstract: An electric motor device for pedal assist bicycles may include an electric motor connectable to a rear wheel rim of a bicycle, a pedaling sensor connectable to a hanger of a frame of the bicycle, a charging outlet, a control unit, and a block insertable into an oblique main tube of the frame. The electric motor may include at least one free wheel rigidly connectable to transmission gear wheels of the bicycle. The block may include a battery configured to actuate the electric motor, a motor controller configured to control a plurality of operating parameters of the electric motor, a battery manager configured to manage the battery connected in parallel to the battery and to the motor controller, a plurality of first cables connecting the block to the electric motor, the charging outlet, and the pedaling sensor, and a plurality of second cables connecting the block to the control unit.

Abstract: The present invention provides a power steering apparatus capable of improving a noise/vibration characteristic derived from a pitch difference. Assuming that a belt pitch refers to a pitch between a plurality of belt tooth portions, the belt pitch in a first state refers to the belt pitch when the power steering apparatus is in an unloaded state that no electric power is supplied to an electric motor, the belt pitch in a second state refers to the belt pitch on one side pulled by a motor pulley when electric power is supplied to the electric motor, and a first pulley pitch refers to a pitch between a plurality of tooth portions of a first pulley, which is one of the motor pulley and a nut pulley that is a pulley on a smaller diameter side, a power steering apparatus satisfies Equation 1: the belt pitch in the first state<the first pulley pitch, and Equation 2: an absolute value of (the first pulley pitch?the belt pitch in the second state)<the first pulley pitch?the belt pitch in the first state.

Abstract: A track kit for a vehicle, the track kit having two track assemblies, each track assembly featuring an endless track and a pinch wheel in contact with the external side of the endless track, the pinch wheel having a pinch wheel axle being rigidly connectable to a chassis of the vehicle.

Abstract: A structure of a human-powered vehicle including at least one coupling kit having a fastening zone and a complementary fastening zone. The fastening zone being configured to be coupled to the complementary fastening zone presented by a second similar vehicle or by a fixed terminal. A vehicle and/or terminal including at least one coupling kit of the structure. A method of recharging battery of such vehicle.

Abstract: The invention relates to a tracked vehicle comprising a vehicle body and a track assembly pair. Said track assembly pair is arranged to suspendedly support said vehicle body allowing relative movement between said vehicle body and each track assembly (21) of said track assembly pair. Each track assembly (21) comprises a track support beam (22) configured to support a plurality of road wheels (23, 23a), a drive wheel (24), and a motor (110) for operating said drive wheel (24), an endless track (25) being disposed around said road wheels (23, 23a) and drive wheel (24). Said motor (110) is fixedly arranged to said track support beam (22). Said motor (110) is arranged in connection to the drive wheel (24) such that a motor axle essentially coaxially coincides with a centre axis (Z) of the drive wheel (24).

Abstract: A trailer hitch ball mount locking apparatus that includes a locking rod assembly having a main body with a slidable rod extending from each end of the main body, a trailer hitch coupler having a hitch ball socket for receiving a hitch ball therein and a pair of rail slots for receiving and supporting a free end of the corresponding slidable rod of the locking rod assembly therein, and a shifting fork pivotably connected to the trailer hitch coupler with the shifting fork having a hand gripping end and a slotted end with a surface for engaging a portion of the main body of the locking rod assembly to guide the locking rod assembly between an open gate condition and a closed gate condition.

Abstract: A towing hook arranged on a mining machine, with a first end having a bent portion to allow a towing tool to be connected and a second end having a cylindrical rod. An intermediate part is located between the first and the second end. The towing hook is arranged to be mounted in a through hole in a frame of a machine in order for the first and second ends to be positioned on different sides of the machine frame. The intermediate part is mounted partly in the through hole of the frame, and wherein the longitudinal axis of the cylindrical rod is generally parallel with a longitudinal axis defined through the towing hook representing the force transmitting direction when connecting the towing tool to the bent portion.

Abstract: A vehicle comprises a chassis, a seat, a motor, an endless drive track, and a rear suspension assembly supporting the endless drive track. The rear suspension assembly includes a left slide and right slide rail, at least one rear suspension arm being operatively pivotally connected to one of the slide rails and the chassis, with at least one coupling block being connected thereto. A rear stopper is connected to one of the slide rails, the rear stopper being disposed within a range of motion of the at least one coupling block in a first position and being disposed out of the range of motion of the at least one coupling block in a second position. The vehicle includes a control cable and an actuator, the rear stopper moving between the first and second positions when moving the actuator between first and second actuator positions.

Abstract: A work machine includes an undercarriage assembly. The undercarriage assembly includes a chassis and a ground-engaging mechanism for rotating around the chassis to move the work machine. A pair of rails is coupled to the chassis. A pair of sliders is coupled to a front-assembly. The sliders are aligned with the rails and movable relative to the rails to facilitate movement of the front-end assembly relative to the chassis.

Abstract: An undercarriage system for a track-type machine includes an idler height adjustment system having piston assemblies supported in a frame, in opposition to one another, to contact upper and lower sides of an idler support element or block. A conduit connects the piston assemblies and has therein a fluid exchange valve adjustable to an open position where a flowable material such as grease is exchanged through the conduit between the piston assemblies, and a closed position where fluid connection between the piston assemblies is blocked and idler height is fixed.

Abstract: A ball mount apparatus, for hitching a trailer to a vehicle, which can include up to three or more hitch balls of different size connected to a ball block which can be locked, unlocked, and rotated manually, without the use of tools, for positioning a selected ball for use. The ball block can also be rotated by hand between a rearwardly extending towing position and a forwardly extending stowed position.

Abstract: An apparatus for interconnecting a hand truck or dolly to a vehicle receiver or hitch while hauling a heavy load. The apparatus includes a base, an extendable lever arm and a separable intermediary glide. The base couples with the hand truck, the lever arm is extendable from the base, and the intermediary glide interconnects the lever arm to a receiver attached to a vehicle.

Abstract: A track system for use with a towed vehicle has an attachment assembly and a multi-member frame assembly. The multi-member frame assembly includes a primary frame member connected to the attachment assembly, at least one wheel-bearing frame member pivotably connected to the primary frame member about a pivot located within a recess, and at least one resilient bushing assembly located within the recess and engaging the pivot. The at least one bushing assembly is resiliently deformable in a circumferential direction to permit pivoting of the pivot with respect to the recess, and is fixedly connected within the recess to resiliently bias the pivot towards a rest position with respect to the recess. The track system further includes leading and trailing idler wheel assemblies rotatably connected to the at least one wheel-bearing frame member, and an endless track.

Abstract: A transverse bar for tracks of snow groomers is defined by a section bar, which extends in a direction, and is provided with an inner cavity, which extends through the section bar in the direction, is laterally open in the direction, and is at least partially filled with a water-repellent polymer filling material.