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| Number | Title | Issue Date |
| 8066265 | Gas suspension member and method A gas suspension member includes a first section and a second section. The first section includes an end wall and a side wall that at least partially form an inner chamber. An opening is formed through the end wall. A connector fitting is embedded within a cover wal... | 11/29/2011 |
| 8002250 | Air spring and shock absorber unit with operator control element An air spring and shock absorber unit for bicycles or motorbikes includes operator control elements which are accessible from the outside and are disposed on an outer surface of the air spring and shock absorber unit. The operator control elements are disposed so as... | 08/23/2011 |
| 7426983 | Landing gear strut damper, and landing gear with independent struts comprising same A damper for an airplane landing gear leg comprises a main strut (11) and a rod piston (13) co-operating with the strut (11) to define a main chamber (15) and annular chamber (16) for hydraulic fluid, and presenting internally two ... | 09/23/2008 |
| 7401769 | Gas spring A method of manufacturing a gas spring including the steps of fitting and inserting a first seal member, an annular space member, a second seal member, and a rod guide, to an outer periphery of a piston rod in accordance with this order from a side of a piston, a st... | 07/22/2008 |
| 7347437 | Damper assembly A damper assembly for a suspension system of a vehicle includes a housing adapted to be mounted to one end of a strut in the suspension system. The housing has a chamber with fluid therein. The damper assembly also includes at least one diaphragm extending across th... | 03/25/2008 |
| 7306207 | Method and system for adjusting internal pressure of gas lifter using angle sensor A method and system for adjusting internal pressure of a gas lifter includes measuring a variable opened angle of an openable object, such as a hood, a trunk lid or a tailgate, using an angle sensor, and adjusting the internal pressure of the gas lifter according to... | 12/11/2007 |
| 7303198 | Trolley wheel assembly A trolley includes a front wheel assemblie (12) and a rear wheel assembly both assemblies mounted on a trolley frame. The front wheel assembly (12) includes a fixed wheel assembly (24) to aid control of the trolley. In one form the front wheel a... | 12/04/2007 |
| 7270317 | Fluid suspension member having grooved inlet A fluid suspension member having a flexible wall at least partially defining a fluid chamber and having a passage formed therethrough. A connector fitting is received within the passage, and a groove extends into the flexible wall adjacent the passage. A method is a... | 09/18/2007 |
| 7267331 | System and method for determining appropriate conditions for leveling a vehicle having an air suspension system A method of determining appropriate conditions for leveling a vehicle having a height adjustable air suspension system. The method includes the steps of providing an acceleration-determining device adapted to output a signal associated with an acceleration of the ve... | 09/11/2007 |
| 7264095 | Vibration and displacement damper, in particular for cable stays A vibration and displacement damper includes a plunger piston (10) sliding with a slight clearance inside a guiding cylinder (20). The plunger piston includes over a part of its length a piston ring (12) sliding inside a main chamber (13)... | 09/04/2007 |
| 7255358 | Air suspension system for vehicle An air suspension system includes an air tank, an air drier, a compressor, and an air spring, which are sequentially provided in a first line. The air suspension system further includes a second line, a third line, an intake line, and a discharge line, which are con... | 08/14/2007 |
| 7234574 | Damping coefficient switching-type hydraulic damper There is disclosed a damping coefficient switching-type hydraulic damper that may automatically switch a damping coefficient without needing supply of energy from the outside at all, and also may always surely exert an energy absorption capacity greater than that of... | 06/26/2007 |
| 7213690 | Self-powering shock, vibration and acoustic isolation system A shock and vibration isolation system for mounting equipment to a base wall uses a semi-active damper in parallel with a spring arrangement to provide optimum isolation with respect to both shock and vibration. The system comprises a load plate configured for attac... | 05/08/2007 |
| 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 |
| 7204456 | Landing gear having a gas vessel, and methods of maintaining such landing gear A landing gear includes a shock absorber having first and second elements slidable relative to each other, the slidable elements defining an inside volume which is filled in part with hydraulic fluid so as to leave a first chamber filled with gas under pressure and ... | 04/17/2007 |
| 7204478 | Height control valve with universal mounting for a suspension system A height control valve for use in a vehicle suspension system for controlling the ride height of the trailer, the height control valve provided with a universal mounting for allowing greater flexibility in the mounting of the height control valve to a vehicle frame,... | 04/17/2007 |
| 7198314 | Passenger cabin extension member FIGS. 3a and 3b show two side elevation views of a vehicle passenger cabin defining a passenger space wherein are featured an actuation device, generally designated 2, balancing gas springs, generally designated 65, pivoting... | 04/03/2007 |
| 7182191 | Motion damper The motion damper includes a damper wall, damper stages, and a damper head. The damper wall and damper stages are successively smaller in size and have a nested relationship. The damper wall and damper stages are each flexibly attached to an adjacent damper stage or... | 02/27/2007 |
| 7178794 | Fluid isolator assembly and floating elastomeric damping element An isolator apparatus is described to attenuate or isolate vibration. The isolator apparatus includes a fluid isolator assembly including a flexible diaphragm and a pressure chamber having a flow passage opened to the pressure chamber to provide a fluid spring. A fl... | 02/20/2007 |
| 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 |
| 7168535 | Non metallic gas valve assembly for a shock absorber A gas valve assembly for a shock absorber includes a first portion of a first material and a second portion of second material which is less rigid than the first material. The first portion defines a rigid valve assembly body having a threaded portion to mount the v... | 01/30/2007 |
| 7156382 | Dual airbag airspring An air spring assembly includes a primary airbag mounted to a piston air bag such that the piston airbag provides a rolling surface for the primary airbag. A change in the piston airbag pressure changes the effective rate of the primary air spring. A relatively smal... | 01/02/2007 |
| 7150450 | Vehicle suspension damper with integral height leveling valve An air spring suspension damper assembly includes a first housing and a second housing which telescope relative to each other. An actuating member such as a cable is connected to a height leveling valve contained in one of the housings and attached to the other hous... | 12/19/2006 |
| 7143875 | Attenuation coefficient switching type hydraulic damper A hydraulic damper used for reducing shaking of a structure, for example in an earthquake. The hydraulic damper has a cylinder, a piston movable in a reciprocating manner within the cylinder, hydraulic chambers at opposite sides of the piston, and a single on-off co... | 12/05/2006 |
| 7140601 | Independent and integrated compact air-bump stops A compact air-bump stop (jounceshock) provides improved motor vehicle suspension system accommodation of jounce and rebound than is provided than by a conventional shock absorber, bump cushion and/or air-bump stop. In an independent jounceshock, a primary shell and ... | 11/28/2006 |
| 7124865 | Pressure regulating dampers A damper includes housing bounding a chamber. A barrier is movably disposed within the chamber so as to divide at least a portion of the chamber into a pressure compartment and a control compartment each having a volume, the volume of the pressure compartment and th... | 10/24/2006 |
| 7097012 | Compact temperature compensating gas spring A compact temperature compensating gas spring including a gas filled hollow cylinder and a piston assembly slidably received in the gas filled hollow cylinder. The piston assembly includes a piston head and a piston rod. The piston rod includes a temperature compens... | 08/29/2006 |
| 7097166 | Air supply system for a motor vehicle In addition to the consumers of a closed loop, known air supply systems also can supply an external consumer with fresh pressurized air. These systems are very complex with respect to apparatus and furthermore have the disadvantage that already improved pressurized ... | 08/29/2006 |
| 7073803 | Suspension system, in particular for a working machine A suspension system, in particular for a working machine, such as a tractor or similar device, with a suspension cylinder (10) is subjected to various load pressures (m). The piston slide (12) and rod side (14) of the system may each be connecte... | 07/11/2006 |
| 7036802 | Self-pumping hydropneumatic suspension strut A suspension strut includes an outer tube having a first filling opening and a second filling opening, an intermediate wall received in the outer tube and separating a high pressure chamber from a low pressure chamber, a working cylinder located concentrically insid... | 05/02/2006 |
| 7032895 | Closed level control system for a vehicle with the system having two pressure stores In a closed level control system for vehicles, a vehicle body is suspended relative to at least one vehicle axle. The level control system includes pressurized medium chambers, a compressor, an air dryer and a pressurized medium supply vessel which is partitioned in... | 04/25/2006 |
| 7021609 | Gas spring A gas spring has a cylinder body, a rod member internally slidably fitted in the cylinder body, and a gas chamber which is formed inside the cylinder body and filled with compressed gas. The seal members for sealing between the cylinder body and the rod member are d... | 04/04/2006 |
| 7017893 | Pull-type suspension A suspension unit used in a pull type shock application is disclosed, whereby a main shaft passes completely through a damping fluid so that the shock absorber fluid is not compressed when the shock shaft is displaced. The shaft also acts on a compression spring by ... | 03/28/2006 |
| 7017928 | Bicycle A bicycle in one embodiment includes a frame and at least one adjusting device for adjusting at least one of a height of a saddle and a steering stem. The adjusting device includes a double-acting piston/cylinder assembly with a first cylinder chamber and a second c... | 03/28/2006 |
| 7013206 | Electrically adjustable semiactive damper control One or several vibration dampers of a vehicle suspension have a damping force arrangement wherein a control signal is computed within the actuating range in accordance with a standard control method for adjusting the damper characteristic. The drive of a damper adju... | 03/14/2006 |
| 7011192 | Air cylinder with high frequency shock absorber and accelerator High frequency shock absorber/accelerator built in at any or both end of conventional air cylinder that includes piston moving axially inside cylinder body and sealed against inner surface of body by sealing structure. Cylinder piston rod protrudes outside thru cyli... | 03/14/2006 |
| 6997293 | Front fork of motor cycle In a front fork of a motor cycle or the like, an outer peripheral portion of a seat member is clamped and fixed between a bottom portion of an axle bracket and a lower end portion of an axle side tube. A flange portion is provided in an outer periphery of a lower en... | 02/14/2006 |
| 6978609 | Electrohydraulic servo door drive for operating a door, a window, etc. The invention pertains to an electrohydraulic servo door drive for operating a door, a window, or the like, with a hold-open function, where a valve is installed in the hydraulic circuit to implement the hold-open function. To create an electrohydraulic servo door d... | 12/27/2005 |
| 6938887 | Suspension system for bicycles The present invention relates to a spring damper system for bicycles having a first load-applying segment, a second load-applying segment, at least one spring mechanism, a damping means, and a regulating mechanism that automatically effects a damping behavior of the... | 09/06/2005 |
| 6935639 | Mean pressure estimation for compressible fluid strut A method and apparatus is provided for estimating the mean pressure in a compressible fluid strut. A database is employed containing values for mean pressure variation corresponding to a specific combination of motor speed and flow demand, and may also account for s... | 08/30/2005 |
