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| Number | Title | Issue Date |
| 7344005 | Self locking apparatus A self locking apparatus is disclosed having a housing, a load initiating element located within the housing, a spring located adjacent to the load initiating element and configured to expand in compression against the housing in response to a compressive load, and ... | 03/18/2008 |
| 7331627 | Lateral control rod for a cab suspension system A lateral control rod for use in a vehicle cab suspension wherein the control rod has an attenuation assembly imposed therein between the ends thereof which reduces the transmission of vibration and shock therethrough. ... | 02/19/2008 |
| 7322451 | Friction damper A friction damper includes a base body; a support secured to an elongated member of the base body and having a through hole; a rod which extends in such a manner as to pass through the through hole of the support and is movable in an axial direction with respect to ... | 01/29/2008 |
| 7320600 | Device opener and vibration mechanism An electronic mobile device having a first body, a second body mounted to the first body for movement relative to the first body between first and second positions, at least one of the first body and second body housing electronic circuitry. An electronic drive moto... | 01/22/2008 |
| 7243764 | Magnetically actuated friction damper A friction damper with a housing including a cavity. The damper includes a first member disposed in the cavity and movable in the cavity; a second member disposed in the cavity; an intermediate member between the first and second members, the first member being in f... | 07/17/2007 |
| 7228949 | Linear damper Linear dampers are capable of offering an expected damping force without the use of oil or gas. A casing body 10 has a cylindrical portion 14 and a damping groove 15 continuing with each other and axially extending. The side face of the damping ... | 06/12/2007 |
| 7226102 | Storage structure for vehicular tray A storage structure for a vehicular tray includes a housing internally defining a receiving space configured to store contents, the housing being formed as an integral unit, a base plate closely disposed on a lower panel of the housing, the base plate being formed a... | 06/05/2007 |
| 7144001 | Device and a system for damping vibrations, impact and shock The invention relates to a device and a system for damping vibrations, impact and shock where two damping elements (6, 8) are attached to one end of an oblong plate (4) respectively, and connected via a central joining element (7) holding the de... | 12/05/2006 |
| 7093814 | Vibration isolating mount The present invention comprises a vibration isolating mount used to mount a furring channel to a mounting surface wherein the furring channel comprises a channel portion and two opposing furring channel flanges. The vibration isolating mount comprises a vibration is... | 08/22/2006 |
| 7073787 | Media tray damper A media handling device comprises a frame, a media tray, and a damper. The media tray is mountable to the frame for pivotal movement between a first position and a second position relative to the frame. The damper is disposed on the frame and configured for maintain... | 07/11/2006 |
| 7040467 | Magnetically actuated friction damper A friction damper a housing including a cavity formed therein; a first member disposed in said cavity and movable in the cavity; a second member disposed in the cavity; an intermediate member between the first and second members, the first member being in frictional... | 05/09/2006 |
| 6955248 | Combination type damper and washing machine having the same Disclosed are a combination type damper and a washing machine having the same. The combination type damper comprises: a cylinder provided with a receiving space having a certain depth at one side thereof; a rod relative-movably inserted into the receiving space of t... | 10/18/2005 |
| 6926322 | Laterally extendable bumper system An extendable bumper system for a vehicle, the extendable bumper system comprising: a bumper structure; a laterally extending bumper segment slideably located within the bumper structure; and an actuator in operable communication between the bumper structure and the... | 08/09/2005 |
| 6752389 | Mount having integrated damper and load carrying spring A mount comprising a unitary resilient member where the unitary resilient member comprises a spring portion, an intermediate stiffening portion and a damping layer, and the resilient member is compressible and extendible. The resilient member is substantially enclos... | 06/22/2004 |
| 6701680 | Low cost, light weight, energy-absorbing earthquake brace An energy absorbing seismic brace for both retrofit and new construction. The brace comprises a central strut of either multi-legged or homogeneous section fabricated from low strength aluminum, whose characteristics maximize the seismic energy absorption... | 03/09/2004 |
| 6672575 | Surface effect damper A surface effect damper comprising a housing having a wall that defines a chamber, the housing having a first end, a second end and an axis; at least one contact element movable through the chamber between the housing ends in a first direction and in a se... | 01/06/2004 |
| 6530182 | Low cost, light weight, energy-absorbing earthquake brace An energy absorbing seismic brace for both retrofit and new construction. The brace comprises a central strut of either multi-legged or homogeneous section fabricated from low strength aluminum, whose characteristics maximize the seismic energy absorption... | 03/11/2003 |
| 6513800 | Mechanical double acting shock isolator A double acting mechanical shock isolator that includes a stack of friction springs contained within a housing. The stack is retained between the end walls of the housing by a pair of opposed slides. A sleeve passes through the stack and the ends of the s... | 02/04/2003 |
| 6386528 | Damper including resilient friction member and seat assembly using same A damper (20) for damping motion between two relatively moveable members, such as pivotal motion between components in office chairs (10). The damper (20) includes a outer member (22) having an internal recess (23) with a inner surface (24) and a crosswis... | 05/14/2002 |
| 6290038 | Elastomer damper Elastomer dampers (20) and (120) for damping movement between two relatively moveable members, such as shimmy motion between components in an aircraft landing gear assembly (10). Each damper includes a housing (24) having an internal cavity (36) with a cy... | 09/18/2001 |
| 6244577 | Double acting mechanical shock absorber A double acting shock isolator that includes a cylindrical housing having a radially expanded chamber therein. The housing is closed at one end and open at the other end and a connector is mounted at the closed end. A stack of friction rings are mounted i... | 06/12/2001 |
| 6216831 | Frictionless hydraulic damper and damper-snubber A damper including a cylinder, opposite end walls in the cylinder, an elongated shaft mounted for axial movement in seals in the end walls, a piston head on the shaft between the end walls, fluid-tight bellows mounted in sealed relationship between the sh... | 04/17/2001 |
| 6193582 | Shock absorber for toy vehicles A two-part shock absorber device for toy vehicles is comprised of a sleeve part and a strut part, each formed of molded plastic material. The strut element is received within an internal cavity of the sleeve for axial extending and retracting movement. Th... | 02/27/2001 |
| 6145680 | Apparatus for reducing overload and dampening collision energy The invention relates to an apparatus for reducing overload and dampening collision energy, for instance, in connection with a container crane, the apparatus comprising a movable bar (16) to receive a load and a resistance device (18) against the predeter... | 11/14/2000 |
| 6053291 | Damper of a type with a variable damping force A small-sized damper is provided which enables to effectively vary the damping force of a damper even in a region in which the moving speed of a rod is small. On one of a damper main body and a rod which is inserted into the damper main body, there are mo... | 04/25/2000 |
| 5971374 | Seismic damper for high voltage breakers and disconnect switches Disclosed is a seismic damper for ground equipment such as high voltage breakers and disconnect switches. The disclosed seismic damper is reactive to low frequency seismic disturbances and provides damping in response to both upward and downward vertical ... | 10/26/1999 |
| 5413317 | Damping device A damper for controlling the movement of a first member with respect to a second member including an arcuate surface on one of the members which engages the outer peripheral rim of an annular damping member rotatably mounted to the other member. The annul... | 05/09/1995 |
| 5257680 | Surface effect dampers having both hysteresis and a frictional component Several improved embodiments of surface effect dampers that produce a damping force including both hysteretic and frictional components. Various improvements include an amplitude sensitive feature or decoupler mechanism to eliminate or greatly reduce the ... | 11/02/1993 |
| 5183137 | Dual-rate surface effect dampers A dual-rate surface effect damper with extended useful life. The dual rate is provided by two cylindrical liners which have different inner diameters which engage a damping piston having protrusions which have an interference fit with the liner. Features ... | 02/02/1993 |
| 5133435 | Adjustable dry friction shock absorber A dry friction shock absorber including a casing having an internal surface, a piston of low coefficient of friction bearing material having an external surface in contiguous relationship with the internal surface of the casing, attachment fittings on the... | 07/28/1992 |
| 5085297 | Frictional damper A frictional damper, in particular for washing machines with spinning action, comprises a circular cylindrical housing and a tappet which is coaxially displaceable inside the housing and extends out of it with one end, the other end being provided with a ... | 02/04/1992 |
| 5072673 | Bogie with a deformable underframe including an oblique faced friction wedge and direct engagement between bolster and side-frame The bogie has two side-frames. Each side-frame has an opening in which a respective end of a bolster bar rests upon the side-frame by way of suspension springs. Two wedges, themselves supported by springs and having an oblique face which is thereby presse... | 12/17/1991 |
| 4955467 | Energy damping device An energy damping device that includes a piston-cylinder assembly having a cylinder and a piston movable therein. A pre-loaded double acting spring, and a friction assembly, are enclosed fully within the cylinder, and engage the piston concentrically. The... | 09/11/1990 |
| 4854559 | Suspension arm for the tub of a laundry washing machine An extensible suspension arm for damping the vibrations of the tub of a laundry washing and drying machine comprises a tension spring whose ends are connected to two suspension members, a damping member, and at least one stop providing a degree of freedom... | 08/08/1989 |
| 4768627 | Frictionless hydraulic damper and damper-snubber A frictionless hydraulic damper including a cylinder having end walls mounting the opposite ends of a shaft in bushings with a clearance, bellows seals between each end wall and the portions of the shaft extending beyond each end wall, a piston head on th... | 09/06/1988 |
| 4765444 | Friction damper A frictional damper, includes a circular-cylindrical casing and a ram which is coaxially displaceable in the casing and the inner end of which is provided with a cylindrical friction piston. On its external face, the friction piston is provided with one o... | 08/23/1988 |
| 4662615 | Suspension strut A frictional damping assembly operated by a load bearing air spring together provide damped, pneumatic load bearing support for a telescoping load bearing assembly. The strut is particularly suitable for use in front and/or rear suspensions of passenger v... | 05/05/1987 |
| 4638895 | Frictionless hydraulic damper and damper-snubber A frictionless hydraulic damper including a cylinder having end walls mounting the opposite ends of a shaft with a clearance in labyrinth seals, bellows seals between each end wall and the portions of the shaft extending beyond each end wall, a piston hea... | 01/27/1987 |
| 4606442 | Frictional damping assembly for suspension strut The assembly includes three damper shoes that are guided by and wedged transversely between two wedge rings, one having three curved flats and the other having three planar flats that respectively contact conforming contact surfaces of the damper shoes. T... | 08/19/1986 |
| 4457497 | Spring balancer for pivotable cover lid A balancer is installed between a fixed body and a lid attached to the fixed body pivotably through a horizontal revolution axis. This balancer is a spring balancer for a pivotable cover lid having a compression coil sring which acts in compression or ext... | 07/03/1984 |
