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| Number | Title | Issue Date |
| 8146721 | Self leveling shock absorber A self leveling shock absorber includes a base shell, an inner tube in the base shell, having a low pressure chamber between the shell and the inner tube, a piston rod in the inner tube and having a hollow portion with an upper portion closed, a piston valve coupled... | 04/03/2012 |
| 8132654 | Hydraulic damper with compensation chamber The invention relates to a hydraulic damper, in particular for the suspension system of a motor vehicle, comprising a tube filled with working fluid; a piston assembly slidably positioned inside the tube; a fluid compensation chamber located outside of the tube, and... | 03/13/2012 |
| 7621383 | Double tube hydraulic shock absorber A double tube hydraulic shock absorber comprises: an outer tube; an inner tube; a base valve which is fitted and fixed to a base end of the inner tube; a lower cap provided so as to contact a leg portion of the base valve and seal a base end of the outer tube in an ... | 11/24/2009 |
| 7438164 | Solenoid actuated continuously variable servo valve for adjusting damping in shock absorbers and struts A shock absorber includes a pressure tube with a piston slidably disposed therein. A separate valve includes a fluid circuit for fluid low in rebound and a fluid circuit for fluid flow in compression. Each fluid circuit includes a variable orifice which allows selec... | 10/21/2008 |
| 7422199 | Self-pumping hydropneumatic suspension strut unit Self-pumping hydropneumatic suspension strut unit with internal level control, with an oil-filled working cylinder subject to the pressure of gas cushions and with a damping piston, which is free to slide inside the cylinder and is mounted at the end of a hollow pis... | 09/09/2008 |
| 7387598 | Multifunctional portable pneumatic exercise device The multifunctional portable pneumatic exercise device is a muscular exercise and training device that may be used for a multiplicity of exercises and with a wide variety of muscle groups. The exercise device includes a telescopic tube that is sealed at a distal end... | 06/17/2008 |
| 7374028 | Damper with pressure-sensitive compression damping A self-pressurized damper, for example, a pressure-sensitive damper is described. At least one suspension spring is used to pressurize the damping fluid, a task typically carried out by a sealed moveable barrier, such as an internal floating piston (IFP) and a press... | 05/20/2008 |
| 7273137 | Inertia valve shock absorber A damper including an inertia valve movable between an open position and a closed position to selectively alter the compression damping rate of the shock absorber is disclosed. In these embodiments, the damper has at least one chamber that at least partially surroun... | 09/25/2007 |
| 7261194 | Bicycle suspension assembly with isolated inertia mass A bicycle suspension assembly including a damper body and having a valve, including a moveable inertia mass, movable between first and second positions to selectively alter the compression damping rate of the bicycle suspension assembly is described. The valve and e... | 08/28/2007 |
| 7255210 | Telescopic fork leg for a vehicle, preferably a motorcycle A telescopic fork leg incorporates mutually displaceable inner and outer tube parts and a damping arrangement for damping the relative movements of the tube parts. The damping arrangement comprises tubular and coaxially disposed units. A piston belonging to a first ... | 08/14/2007 |
| 7240776 | Bottom valve apparatus of hydraulic shock absorber In a bottom valve apparatus in which a flow passage is formed in a bottom piece, a check valve opening and closing the flow passage is provided in one face side of the bottom piece, and a coil spring urging the check valve is fastened by a bolt and a nut which are p... | 07/10/2007 |
| 7234576 | Damper, in particular for motor vehicle A damper, in particular for motor vehicle, includes a cylinder containing a hydraulic fluid, a main piston (1) actuated by a rod (3) defining in the cylinder a first chamber (2a) and a second chamber (2), the second chamber contain... | 06/26/2007 |
| 7225906 | Vibration damper having a joint eye Vibration damper cylinder, in which a piston rod is guided with freedom of axial movement, where the cylinder has a compensating space, the volume of which is partially determined by an outer sleeve of a joint eye attached to the cylinder. The joint eye has an inner... | 06/05/2007 |
| 7163223 | Lockout mechanism for a suspension system A suspension system that includes a simplified lockout mechanism and an adjustable blow-off mechanism. The system includes a valve mechanism and a valve actuating assembly, a valve mechanism housing and a resilient member disposed between the valve mechanism and the... | 01/16/2007 |
| 7070028 | Frequency dependent damper A gas shock absorber has a pressure tube which defines a working chamber. A piston divides the working chamber into an upper working chamber and a lower working chamber. A flow path extends through the piston to provide fluid communication between the upper and lowe... | 07/04/2006 |
| 7066307 | Hydraulic dashpot for motor vehicles A hydraulic dashpot for motor vehicles, with a cylinder and a primary piston. The cylinder (1) is charged with shock-absorption fluid. The primary piston (2) is mounted on the lower end of a piston rod (8) and partitions the cylinder into two ch... | 06/27/2006 |
| 7048099 | Bottom valve apparatus of hydraulic shock absorber In a bottom valve apparatus of a hydraulic shock absorber in which a flow passage is formed in a bottom piece, and a check valve opening and closing the flow passage and a spring urging the check valve are fixed to one face side of the bottom piece by a fixing membe... | 05/23/2006 |
| 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 |
| 6981578 | Non-pressurized monotube shock absorber A shock absorber of a monotube type utilizes a mechanically fixed base valve to regulate oil flow between the compression and compensation chambers, and a compressible bladder in the compensation chamber to allow volume compensation, which, together, eliminate the n... | 01/03/2006 |
| 6978872 | Hydraulic dampers with pressure regulated control valve A suspension damper includes a housing bounding a main chamber. A piston rod is slideably disposed within the main chamber of the housing. A main piston is mounted on the first end of the piston rod within the main chamber of the housing so as to slideably engage ag... | 12/27/2005 |
| 6974005 | Vibration damper with overload protection Vibration damper comprising a damping medium-filled pressure tube, in which a displacer is installed, where a damping device produces a damping force as a function of the movement of the displacer. A damping force-limiting device, independently of the flow of the da... | 12/13/2005 |
| 6959796 | Adjustable damper with valve mounted in-line A damper includes an outer cylinder and an inner cylinder. The inner cylinder is disposed inside the outer cylinder and contains a rod and valve to define an upper working chamber and a lower working chamber. An adjustable valve portion fluidly communicates the uppe... | 11/01/2005 |
| 6899207 | Extra support area for valve disc A valve for controlling fluid flow through a passage defined by a valve body or a piston includes a valve disc which abuts the valve body or the piston. The valve body or the piston defines a first land for supporting the valve disc, a second land for supporting the... | 05/31/2005 |
| 6886670 | Extra support land for valve disc A valve for controlling fluid flow through a passage defined by a valve body or a piston includes a valve disc which abuts the valve body or the piston. The valve body or the piston defines a first supporting member for the valve disc, a second supporting member for... | 05/03/2005 |
| 6883652 | Heavy duty base valve A dual tube shock absorber has a base valve assembly which includes both low speed control using a bleed type orifice and high speed/high pressure blow off control using a disc spring. The base valve assembly provides this variable damping force characteristic while... | 04/26/2005 |
| 6851528 | Shock absorber with adjustable valving A shock absorber includes a shock rod and piston which are disposed within a fluid chamber within a shock body. The piston separates the shock body fluid chamber into a compression fluid chamber and a rebound fluid chamber. A reservoir fluid chamber accommodates the... | 02/08/2005 |
| 6793049 | Acceleration sensitive damping for automotive dampers A shock absorber having a pair of valve assemblies which include an acceleration sensitive valve which couples the working chamber of the shock absorber to the shock absorber's reservoir chamber through a fluid path to provide a soft damping characteristic for the s... | 09/21/2004 |
| 6684990 | Tube structure and tube manufacturing method for hydraulic damper In a tube structure of a hydraulic damper, an outer tube and an inner tube are separately formed by extrusion, and using this outer tube or inner tube, as it has ribs integrally formed on an inside wall of the outer tube or outside wall of the inner tube,... | 02/03/2004 |
| 6672436 | Variable bleed orifice valving A shock absorber includes a valve assembly with a low speed oil flow circuit and a mid/high speed oil flow circuit. Both circuits control fluid flow through the valve assembly in the same direction. The low speed oil flow circuit is tunable in order to pr... | 01/06/2004 |
| 6651788 | Bottom valve for twin-tube shock absorbers for motor vehicles The invention relates to a bottom valve for a motor-vehicle double-tube shock absorber and comprising a main damping valve (8) and a bypass control borehole (5). A prestressed bypass valve (10) operating as a pressure relieve valve is associated to the co... | 11/25/2003 |
| 6651964 | Adjusting arrangement forming part of a shock absorber An arrangement forms part of a shock absorber (1) and is intended to produce distinct longitudinal displacements of an element (7) in response to longitudinal displacements of a screw (15). The displacement directions of the screw and the element diverge ... | 11/25/2003 |
| 6581733 | Acceleration sensitive damping for automotive dampers A shock absorber having a pair of valve assemblies which include an acceleration sensitive valve which couples the working chamber of the shock absorber to the shock absorber's reservoir chamber through a fluid path to provide a soft damping characteristi... | 06/24/2003 |
| 6533085 | Modular blow-off valve for automotive damper A modular blow-off base valve is provided for a vehicle twin tube damper in which a valve body is inserted into the end of an inner damper tube. The valve body has a central opening into which is inserted a valve cage assembly. The valve cage assembly inc... | 03/18/2003 |
| 6425467 | Actuation arrangement for movable components on vehicles An actuation arrangement for movable components on vehicles, particularly for trunk lids or hoods, doors, vehicle tops and top covers, including at least one hydraulic cylinder (1) pivotably coupled to a cylindrical pivot pin (11) on the vehicle and/or on... | 07/30/2002 |
| 6382372 | Ported disc variable bleed orifice A shock absorber includes a valve assembly with a low speed oil flow circuit and a mid/high speed oil flow circuit. Both circuits control fluid flow through the valve assembly in the same direction. The low speed oil flow circuit is tunable in order to pr... | 05/07/2002 |
| 6343677 | Shock absorber The motor vehicle shock absorber selectively enables the selective realtime adjustments to the shock absorber damping based on driving conditions and desired driving characteristics. The adjustments are achieved by using a solenoid assembly to exert a val... | 02/05/2002 |
| 6334516 | Acceleration sensitive twin tube shock absorber A twin tube shock absorber having inner and outer tube with an annular reservoir between the tubes. A piston in the inner tube divides the inner tube into an upper chamber and a lower chamber and valves through the piston control stiffness of the shock ab... | 01/01/2002 |
| 6290035 | Acceleration sensitive damping for automotive dampers A shock absorber has a base valve assembly which includes a compression valve assembly and an acceleration valve assembly. The compression valve assembly controls a fluid path through the base assembly to provide a firm damping characteristic for the shoc... | 09/18/2001 |
| 6260678 | Digressive base valve for automotive damper A base valve assembly fore regulating the flow of fluid through a twin tube fluid vehicle damper is provided. The base valve assembly has opposing compression and rebound surfaces. Inner and outer annular seats extend from the compression surface and defi... | 07/17/2001 |
| 6230858 | Internally slotted orifice disc for low speed control in automotive dampers A valve assembly for a fluid vehicle damper having a cylinder with a valve body is provided. The valve body has an outer surface adjacent to an interior wall of the cylinder and includes first and second opposing surfaces. The valve body defines first and... | 05/15/2001 |
