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| Number | Title | Issue Date |
| 7959174 | Air spring/coil spring combination suspension system A suspension system for a vehicle includes a plurality of spring assemblies, each spring assembly including, in combination, a coil spring and an air spring arranged around a common central axis, and being mounted above the rear axle of the vehicle. A method for imp... | 06/14/2011 |
| 7681898 | Composite suspension system for a vehicle A composite suspension system for a vehicle includes a mechanical suspension system supporting the body of the vehicle with respect to an axle and a pneumatic suspension system to selectively provide support for the body relative to the axle. Under heavy loads, the ... | 03/23/2010 |
| 7392978 | Wheel suspension with spring adjustment for motor vehicles A wheel suspension comprising a vehicle body, a wheel movably articulated on the vehicle body via a control arm assembly. A wheel carrier and at least one helical pressure spring which is supported on the vehicle body on the one hand and on the wheel carrier or the ... | 07/01/2008 |
| 7328910 | Motorcycle rear suspension with linear spring rate and linkage controlled shock rate A motorcycle having an improved rear suspension in which the shock leverage rate is decoupled from the spring leverage rate. The springs are coupled directly between the swingarm and the frame, while the shock is coupled to the swingarm and coupled to the engine by ... | 02/12/2008 |
| 7237780 | Apparatus for adjusting vehicle height An apparatus for adjusting vehicle height, the apparatus being disposed between a vehicle body and a wheel assembly, the apparatus including a first suspension coil spring adapted to be connected to the vehicle body, a second suspension coil spring adapted to be con... | 07/03/2007 |
| 7219881 | Shock absorber A shock absorber (1), in particular for bicycles, has a first cylinder (2a) with a fluid chamber (3a) filled with a transmission or damping medium. An outwardly leading piston rod (6) with piston (5a) for recei... | 05/22/2007 |
| 7210688 | Suspension system for motor vehicle A vehicle suspension system of a motor vehicle includes a plurality of suspension devices mounted on the vehicle with respect to right and left wheels of the vehicle, respectively, a first behavior controller that controls the motion of each of the suspension device... | 05/01/2007 |
| 7168720 | Suspension device for a motor vehicle and its implementation Vehicle suspension system applicable to vehicles provided with rolling arrangements that have a resistance to the roll, pitch vertical rebound, and axle crossing movement such that allows a weight distribution on every rolling arrangement. The rolling arrangements a... | 01/30/2007 |
| 7147236 | Suspension In order to provide a suspension which is inexpensive and light in weight and which can attain substantially improved vehicle-riding comfort without lowering drivability, an axle is hanged from a chassis side (side rails) by resilient supports (leaf and air springs)... | 12/12/2006 |
| 7131666 | Off-road vehicle trailer A trailer for all terrain vehicles and/or snowmobiles for transporting injured persons from remote locations. Trailer has a frame of tubing, a main axle, spring and shock suspension, flotation type tires, IV pole with multiple mounting locations, carrier area for in... | 11/07/2006 |
| 7083195 | Suspension with releasable locking system A suspension for a vehicle is provided. The suspension includes, for example, a frame and a releasable locking assembly. The releasable locking assembly has, for example, a first assembly movably coupled to the frame, a second assembly movably coupled to the frame, ... | 08/01/2006 |
| 7077390 | Suspension strut unit with a height-adjustable spring collar Spring strut comprising a cylinder, with respect to which the axial position of a spring collar can be adjusted, where the spring collar has a sleeve section, by which it is connected to the cylinder, where, on the cylinder side, a chamber is provided, which is at l... | 07/18/2006 |
| 7077410 | Vehicle suspension system A suspension system connects a wheel axle to a vehicle frame and includes a trailing arm connected at one end to the wheel axle. A pair of extension members are connected to the other end of the trailing arm and extend laterally in opposite directions along a pivot ... | 07/18/2006 |
| 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 |
| 7055269 | Wheeled vehicle provided with an axle oscillating about a longitudinal axis A wheeled vehicle includes a bottom chassis; a top chassis, which is coupled to the bottom chassis so that it is able to turn about a vertical axis; an operating arm coupled to the top chassis; an axle, which is coupled to the bottom chassis so that it can oscillate... | 06/06/2006 |
| 7044482 | Locking anti-motion suspension A skid steer vehicle has a suspension that includes a control arm pivotally coupled to the vehicle chassis that is supported by a hydraulic cylinder connected to an accumulator to provide springing. A hydraulic circuit coupled to the cylinder and accumulator permit ... | 05/16/2006 |
| 7036835 | Suspension system for a vehicle Suspension system for a vehicle is disclosed and claimed. The suspension system includes a compressible fluid, a suspension strut, a hydraulic cavity, a reservoir, and a volume modulator. The hydraulic cavity is at least partially defined by the suspension strut and... | 05/02/2006 |
| 7000907 | Spring system for bicycles The present invention relates to a spring system for bicycles having a first load-applying segment and a second load-applying segment as well as at least one positive spring and at least one negative spring arranged to be effectively operable between the first and t... | 02/21/2006 |
| 6945548 | Air spring and air spring mounting assembly 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... | 09/20/2005 |
| 6942230 | Anti-rolling and anti-pitching system for a motor vehicle, and device for making the same An antiroll and anti-pitch device for a vehicle having four wheels provided in a two-by-two arrangement, including a central resilient element, two central actuating elements, four wheel actuating elements, and four wheel transforming elements. Each of the wheel act... | 09/13/2005 |
| 6942204 | Extension spring strut An extension spring strut comprises a pre-loaded extension spring with a damper disposed therein. An operating element is disposed inside the extension spring, having an actuating tappet that is joined to an end of the extension spring. The actuating tappet is displ... | 09/13/2005 |
| 6921098 | Independent suspension system for light and medium duty vehicles The present invention relates to an improved vehicle suspension system. More particularly, the present invention relates to an independent suspension system for light and medium duty trailers which utilizes a flexible bladder mounted between the vehicle frame and th... | 07/26/2005 |
| 6857647 | Vehicle suspension system An air spring suspension for a rear axle of truck is stabilized using a trailing link constructed from a hollow, rectangular tube. The air spring is positioned between a portion of the trailing link extending beyond the rear axle and turning inwardly on the vehicle ... | 02/22/2005 |
| 6811168 | Wheel suspension of a motor vehicle In a suspension of a vehicle wheel on a vehicle body, including a spring element for accommodating the compressive forces acting between the vehicle wheel and vehicle body and with a linear actuator for adjusting the kinematics and the distance between the vehicle w... | 11/02/2004 |
| 6805369 | Spring beam suspension with compressed axle mounting A suspension (10) adapted to mount on a vehicle frame having a pair of spaced frame rails (14). The suspension (10) comprises a pair of trailing arm assemblies (12) that carry an axle (16). Each trailing arm assembly comprises a fr... | 10/19/2004 |
| 6767020 | Suspension bushing, motor vehicle and a suspension cross-member for a motor vehicle A pair of bushing including an outer member having an outer main body and an outer flange; an inner member having an inner main body inserted into the outer member, an inner flange, and a through hole; and an elastic member disposed between the outer member and the ... | 07/27/2004 |
| 6752406 | Highway/rail trailer axle/suspension lift assembly An air-free, relatively lightweight lift assembly for an axle/suspension system of a highway/rail convertible semi-trailer, utilizes a transversely-oriented coil torsion spring having a relatively low spring rate. The torsion spring is captured between a stationary ... | 06/22/2004 |
| 6676119 | Adjustable suspension strut for a motor vehicle and method of adjusting a suspension strut An adjustable suspension strut for a motor vehicle includes a damping element enveloped by a spring, a first ring cylinder axially slidable relative to the damping cylinder, a second ring cylinder disposed between the damping cylinder and the first ring c... | 01/13/2004 |
| 6672605 | Vehicle suspension systems A vehicle suspension system having first and second trailing arms (10), each trailing arm (10) being mounted to the vehicle adjacent its forward end (14) for pivotal movement about a transverse axis of the vehicle, one trailing arm (10) being located adja... | 01/06/2004 |
| 6616167 | Towed implement A towed implement is provided with ground support wheels mounted to its chassis by trailing wheel support arms and respective suspensions including lift cylinders with which are associated damping devices that operate in such a way as to prevent damage to... | 09/09/2003 |
| 6517094 | Hydraulic anti-roll suspension system for motor vehicles An anti-roll suspension system for a motor vehicle includes a plurality of double-acting cylinders coupling the unsprung and sprung portions of the vehicle. The upper fluid chamber of each cylinder is exclusively connected to the lower fluid chamber of th... | 02/11/2003 |
| 6478319 | Single wheel suspension for non-steering wheels of a motor vehicle An independent wheel suspension for the non-steered wheels of a motor vehicle. The independent wheel suspension includes a spring having a passage opening the size and shape of which is the result of space requirements of the spring shock absorber during ... | 11/12/2002 |
| 6454283 | Air ride suspension system The present invention provides a suspension system for a light duty trailer which includes a pair of modules. Each module is provided on an end of the axle and includes a spring member, a tower for connecting a front end of the spring member to an undersi... | 09/24/2002 |
| 6390485 | Vehicle suspension The invention provides a suspension system (10) for installation between a chassis having side rail members (14,16) and cross frame members (22,24,26) and an axle (18,20) of a vehicle. A step spring (36) is included having a forward generally horizontal s... | 05/21/2002 |
| 6328324 | Air ride suspension system The present invention provides a suspension system for a light duty trailer which includes a pair of modules. Each module is provided on an end of the axle and includes a spring member, a tower for connecting a front end of the spring member to an undersi... | 12/11/2001 |
| 6308974 | Suspension system A suspension system 10 has one or more protrusive seating portions 21L;22L, on which a coil spring 13 is situated, and is formed in a partly circumferential portion of a spring seat 14L supporting the coil spring 13, and a tapered surface 23L for preventi... | 10/30/2001 |
| 6250658 | Vehicle suspension system A number of embodiments of suspension systems for vehicles having at least two wheels, each of which is independently suspended by a system including a respective shock absorber. The shock absorbers may be generally conventional in nature but are intercon... | 06/26/2001 |
| 6234502 | Trailing arm leaf spring wheel suspension An improved self-powered or non-powered vehicle having a bed which is moveable between a transport position and a ground engaging loading position and in particular to a wheel assembly for such a vehicle. In one broad form the wheel assembly is connected ... | 05/22/2001 |
| 6196564 | Wheel suspension for a motor vehicle A wheel suspension for a motor vehicle, particularly a rear wheel suspension, has a spring which is arranged separately from a shock absorber. The spring and the shock absorber are supported at their lower ends, by way of a common console arranged approxi... | 03/06/2001 |
| 6179309 | Structure for mounting a coil spring to a vehicle body and method therefor In order to reduce a partially concentrated load affecting a spring seat by repulsion of the coil spring, an edge of the upper end of the coil spring is disposed against a portion of the spring seat having a relatively low solidity. Therefore, it is possi... | 01/30/2001 |
