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| Number | Title | Issue Date |
| 7938415 | Suspended axle for sprayer A vehicle is provided with an axle suspended from a main frame of the vehicle by right- and left-hand pairs of connecting rods. As viewed from the top, one of each of the right- and left-hand pairs of connecting rods crosses the other of the pair of rods, and, as vi... | 05/10/2011 |
| 7938416 | Air suspension adapter kit A kit for providing an air suspension as a retrofit to an existing trailer using a leaf spring suspension makes use of hanging brackets, support arms and air bladders connected to a control system that determines whether the bladders require inflation or deflation t... | 05/10/2011 |
| 7644941 | Two-wheel axle suspension arrangement for an agricultural machine An axle suspension for first and second implement ground support wheels, the axle suspension comprising a housing connected to the implement frame and having an interior portion supporting first and second axle carriers for pivoting about first and second pivotal ax... | 01/12/2010 |
| 7607670 | Wedged axle connection Provided are wedging and clamping mechanisms for securing an axle to a suspension member. The suspension member has a integral axle shell for seating the axle to be attached. An axle wedging shell is provided which mates to the axle shell via aligning angled grooves... | 10/27/2009 |
| 7475892 | Axle clamp assembly top pad and suspensions incorporating same A non-torque reactive air suspension exhibiting excellent roll stability characteristics is shown to include frame hangers mounted to frame rails extending longitudinally on opposite sides of a vehicle. Longitudinally extending beams are connected to the frame hange... | 01/13/2009 |
| 7441809 | Modular mine service vehicle A mine service vehicle has a forward module, a rear module, and a cab module of unitized construction that can be secured together to assemble the vehicle. The forward and rear modules preferably have frame sections with terminating plates that can be affixed togeth... | 10/28/2008 |
| 7416200 | Vehicle suspension assembly A vehicle suspension assembly that includes first and second main beams each having a first end operably coupled to a vehicle frame, and a second end having a cavity formed therein, and first and second extension members each having an aperture extending therethroug... | 08/26/2008 |
| 7380892 | Track assembly with idler wheels and cart incorporating same A tread assembly has front and rear main idler wheels supported by a frame. A continuous tread is provided around the idler wheels for supporting a cart on a bottom portion of the tread between the front and rear main idler wheels. An assembly is provided to permit ... | 06/03/2008 |
| 7377530 | Tapered sleeve suspension arm joint A suspension is provided that eliminates welded connections between the suspension control arm and the axle. The suspension includes a control arm coupled to a vehicle frame. The control arm has a first sleeve, through which an axle is received. The first sleeve of ... | 05/27/2008 |
| 7377501 | Aerostatic suspension system for rolling equipment and vehicles An aerostatic suspension system (1) for rolling equipment and vehicles that takes advantage of atmospheric pressure to create, via cylinder and piston sets, forces that are transmitted by levers having an adjustable point of application of force and that at t... | 05/27/2008 |
| 7370872 | Rigid vehicle axle with integral trailing arms In a rigid vehicle axle comprising an axle beam with axle journals forming wheel carriers arranged at the ends thereof, and at least two trailing arms rigidly fixed to the axle beam, each half of the rigid vehicle axle comprises an axle beam section, a trailing arm ... | 05/13/2008 |
| 7350792 | Automotive steering and suspension system A system of linkages for a beam-type straight axle drive arrangement which accurately control the vehicle steering as well as axle location throughout its full range of suspension compression. This system can be retrofitted onto existing vehicles as a “bolt-on” ... | 04/01/2008 |
| 7347435 | Suspension system having reduced weight arm construction A suspension system having a reduced weight arm construction. In one vehicle suspension system, an axle is constructed at least partially of a metal alloy. An arm assembly of the suspension system includes an axle attachment constructed at least partially of a mater... | 03/25/2008 |
| 7334806 | Torque reaction control link A suspension system for a motor vehicle comprising a chassis, a rigid drive axle, an opposite axle and road wheels attached to the ends of each axle, a torque reaction control link positioned longitudinally of the motor vehicle with longitudinal control arms pivotal... | 02/26/2008 |
| 7314220 | Suspension system for a powered wheelchair A variable stiffness suspension system is provided for a wheelchair. The wheelchair has a frame and at least one wheel coupled to the frame for generally vertical movement relative to the frame. At least one sensor is provided for sensing an operating condition of t... | 01/01/2008 |
| 7300064 | Lateral control mechanism for an axle beam suspension system An axle beam suspension system for a mobile vehicle, the system includes a main vehicle body, an axle attached to the main vehicle body, a control bar, and a track bar. The track bar includes a controlling connection portion. A first end of the track bar is attached... | 11/27/2007 |
| 7287769 | Retention for utility vehicle drive train sub-frame An engine and rear axle are mounted on a drive train sub-frame of a utility vehicle, with two generally parallel plates spaced from each other on the first end of the drive train sub-frame. A cross bolt extends laterally between the two plates and through an opening... | 10/30/2007 |
| 7270341 | Vehicle suspension with improved radius arm to axle attachment A vehicle suspension system having radius arms that are connected to axle brackets through vertically arranged bushings. A third link of the suspension system is a track bar that connects one end of the axle to a laterally spaced point on the frame of the vehicle. T... | 09/18/2007 |
| 7267409 | High tonnage ultra light mining truck with a greater load efficiency for off-road applications that comprises a lightweight power and traction system, a steering system and a lateral suspension and tipping system for the lightweight curved dump The present invention refers to a high tonnage ultra light mining truck with a greater load efficiency for off-road applications that, in addition to the body, comprises a lightweight curved dump body and a knuckle joined lightweight power and traction system, a ste... | 09/11/2007 |
| 7264272 | Bi-directional anti-tip system for powered wheelchairs A bi-directional anti-tip system for a wheelchair includes a pair of anti-tip system subassemblies actively lifting a leading anti-tip wheel when traveling in either forward or reverse directions. The anti-tip system subassemblies operate to couple a leading anti-ti... | 09/04/2007 |
| 7252169 | Windrower rear axle suspension system A suspension system for the rear axle of a self-propelled agricultural windrower. The axle is split into two components, each having an air spring to absorb shocks. The two air springs are interconnected by a tube to equalize the internal pressure. A pair of pins ca... | 08/07/2007 |
| 7249775 | Wheel suspension A wheel suspension for vehicles. The invention relates to both double axle vehicles and single axle vehicles. Feasible areas of use are: prams, carts (pulled manually or by a vehicle), walkers, wheel chairs, skateboards, luggage carts and motor vehicles. It is signi... | 07/31/2007 |
| 7243931 | Turning device for a wheel set A turning device for a wheel set includes a handle strut and an axle pipe. The handle strut comprises a connecting tube at the bottom. The connecting tube comprises swirl tubes at respective ends. Each swirl tube has restricting members. The axle pipe comprises a re... | 07/17/2007 |
| 7229098 | Frame rail torsion attenuator The present invention provides a torsion attenuator for a vehicle frame having first and second longitudinal frame rails extending substantially parallel to a longitudinal axis. A torsion attenuator in accordance with one embodiment of the present invention includes... | 06/12/2007 |
| 7221265 | System for sensing level change in vehicles A system for sensing relative position between chassis (5a, 5b) and axle (3) on a vehicle, which vehicle is provided with a so-called V-rod (1) mounted between the chassis (5a, 5b) and the axle ( | 05/22/2007 |
| 7210692 | Trailing beam suspension with alignment adjustment A trailing beam suspension includes a mechanical adjustment mechanism for aligning the axle and wheels of a vehicle. The trailing beam is mounted to the vehicle frame by a pivot bolt passing through a hanger bracket and a conventional bushed connection. Opposing sid... | 05/01/2007 |
| 7207583 | Spacer apparatus for suspension beam bushing assemblies A spacer apparatus for insulating a beam bushing assembly of an axle/suspension system from direct metal-to-metal contact with the vehicle frame hanger on which the assembly is pivotally mounted. In one embodiment, an integrally-formed one-piece apparatus includes a... | 04/24/2007 |
| 7204499 | Axle supporting structure for industrial vehicle and industrial vehicle having the same An axle supporting structure for supporting an axle beam for an industrial vehicle includes a center pin, a pair of axle supporting units and a counterweight. The center pin protrudes from the axle beam. Each axle supporting unit has formed therethrough an insertion... | 04/17/2007 |
| 7182354 | Bushing A non-torque reactive air suspension exhibiting excellent roll stability characteristics is shown to include frame hangers mounted to frame rails extending longitudinally on opposite sides of a vehicle. Longitudinally extending beams are connected to the frame hange... | 02/27/2007 |
| 7165777 | Front suspension A suspension for coupling a steer axle assembly to a vehicle frame is provided that moves one or more of the spring reaction points outboard to increase roll stiffness and enable the use of a lighter axle. In one embodiment of the invention, the suspension includes ... | 01/23/2007 |
| 7150463 | Wheelchair capable of absorbing road shock A wheelchair includes a chair frame, two suspension arms, two clutches, two drive wheels, two shock absorbers, and two limiting units. The chair frame includes two lateral frame parts. Each of the suspension arms is connected pivotally to the chair frame adjacent to... | 12/19/2006 |
| 7147073 | Travel drive for heavy goods vehicles A heavy goods vehicle has several wheel pairs forming a driven wheel axle, which wheel pairs are each supported by a separate rocker arm, which extends between the wheels of the respective wheel pairs and carries on opposite sides two wheel hubs on which the wheels ... | 12/12/2006 |
| 7144022 | Tractor suspension system A front suspension for a tractor has an axle that is pivotally coupled to an axle carrier to pivot about a substantially longitudinal axis. The axle carrier, in turn, is pivotally coupled to the chassis of the vehicle to pivot about a generally vertical axis. The fr... | 12/05/2006 |
| 7125027 | Compound steering mechanism An axle mounting assembly includes a steerable axle mounted on an axle support and having a pair of opposing steerable wheels pivotally connected to the respective transverse ends of said steerable axle for pivotal movement relative thereto about respective wheel pi... | 10/24/2006 |
| 7118268 | Undercarriage for fodder mixing wagon A fodder mixing wagon including a fodder mixing container equipped with at least one vertical auger above the bottom region, and including an undercarriage having a chassis and ground wheels, is provided with an active adjusting system for adjusting the fodder distr... | 10/10/2006 |
| 7114735 | Parallelogram suspension assembly with brake port A parallelogram suspension assembly for a vehicle with a brake port through the axle seat for positioning of brake components to maximize overall suspension clearance. ... | 10/03/2006 |
| 7097186 | Industrial vehicle having body structure An industrial vehicle includes a vehicle body, a pair of rear wheels, a rear axle for supporting the rear wheels, a lock cylinder, a counterweight and a coupling portion. The rear axle is supported to be pivotable relative to the vehicle body. The lock cylinder is l... | 08/29/2006 |
| 7077408 | Stabilizing air suspension system An improved air suspension system for the rear axle of a vehicle such as a light to medium duty truck. The system includes a torque arm extending forward of the axle with its forward end mounted on the frame and an intermediate point mounted on the axle. The rear en... | 07/18/2006 |
| 7066479 | Axle housing suspension seat assembly A vehicle axle assembly is provided including an axle housing having legs extending along an axis. Each housing leg has a wall defining an interior cavity with the wall having a first locating feature formed therein. The first locating feature may be an indentation ... | 06/27/2006 |
| 7048288 | Vehicle suspension beam A hollow vehicle suspension beam has opposed side walls formed with recesses in which an axle wrap is located and secured by welded jointing. The welded jointing is located internally and externally of the opposed side walls to provide a strong joint between the bea... | 05/23/2006 |
