Matches 1 - 45 out of 45


Match Document Document Title
US20090294231 Magneto-rheological fluid damper having enhanced on-state yield strength  
Please replace the Abstract with the following amended Abstract: A magneto-rheological fluid valve includes a magnetic field generator having at least one electromagnetic coil and at least one...
US20120186003 ENERGY-ABSORBING SYSTEM, METHODS OF MANUFACTURING THEREOF AND ARTICLES COMPRISING THE SAME  
Disclosed herein is an energy-absorbing device comprising a first layer; a second layer; the second layer being opposedly disposed to the first layer and in slideablecommunication with the first...
US20070023245 PRESSURIZED MAGNETORHEOLOGICAL FLUID DAMPERS  
A magnetorheological (MR) fluid device including a pressurized MR liquid with an improved performance is provided. Also provided is a method for minimizing cavitation of a common...
US20120160621 SUSPENSION SYSTEM FOR A BICYCLE AND DAMPER DEVICE  
A suspension system for a muscle-powered two-wheeled vehicle having a damper device with a first damper chamber and a second damper chamber coupled with one another via a controllable damping...
US20100152980 Machine Employing Cab Mounts and Method for Controlling Cab Mounts to Based on Machine Location  
A machine employing controllable mounts and a method for controlling such mounts based on machine location are disclosed. The controllable mount may include a housing, a pin, rheological fluid...
US20060006027 System and method for limiting vibration in an apparatus during a loss of power  
An apparatus comprising a frame; a member movable relative to said frame; a damping device interconnected between the frame and the movable member; a controller for activating said damper to...
US20150167773 DAMPING AND INERTIAL HYDRAULIC DEVICE  
A device for use in the control of mechanical forces. The device comprises first and second terminals for connection, in use, to components in a system for controlling mechanical forces and...
US20160009158 ROTARY DAMPER FOR A VEHICLE  
A rotary damper, for a vehicle, for damping relative movements between vehicle wheels and the vehicle body. The at least one gear assembly has several gearwheels in functional connection by virtue...
US20120031719 SELF-POWERED AND SELF-SENSING MAGNETORHEOLOGICAL DAMPERS  
Disclosed is a self-powered and self-sensing MR damping device, comprising: an MR damper part having a damper piston assembly and a damper cylinder, the damper piston assembly being movable...
US20070017758 Magnetorheological damper and use thereof  
An magnetorheological damper useful in structural vibration control has a damper body and a moveable portion relative to the damper body. The damper includes an magnetorheological material...
US20060260891 Magnetorheological piston assembly and damper  
A magnetorheological (MR) piston assembly includes an MR piston, a rod, and a guide member. The guide member includes an MR fluid passageway and is attached to at least one of the piston and rod....
US20080053763 System and method for self-powered magnetorheological-fluid damping  
A system and method for self-powered magnetorheological-fluid damping of mechanical vibrations includes a hydraulic cylinder. The hydraulic cylinder is configured for at least partially disposing...
US20130025987 METHODS AND APPARATUS FOR CONTROLLING A FLUID DAMPER  
A fluid damper includes a fluid filled chamber, the fluid comprising a variable rheological fluid, and a barrier separating the chamber into a first and second side. The barrier includes at least...
US20070193839 Variable attenuation power damper  
An attenuation power control mechanism which changes opening of orifices 46, 47 of a piston 25 fitted into a cylinder 22 includes first and second valve plates 37, 38, and first and second coils...
US20080314706 Gas cup assembly and damper having same  
One expression of an embodiment of the invention is for a damper including a damper cylinder and a damper gas cup assembly. The damper gas cup assembly is disposed in, and is slidingly engagable...
US20160298715 SUBASSEMBLY WITH A DIVIDING BODY AND A MAGNETIC FIELD GENERATING DEVICE  
A subassembly and a method of producing a subassembly. The subassembly has a dividing body or separating body and at least one flow channel formed on the dividing body and extending along it with...
US20070215421 Magnetorheological Rotary Damper  
A rotary damper is disclosed. The rotary damper comprises a first and a second plurality of plates disposed within a housing. The first and second pluralities of plates are interleaved and are...
US20130037362 DAMPING AND INERTIAL HYDRAULIC DEVICE  
A device for use in the control of mechanical forces. The device comprises first and second terminals for connection, in use, to components in a system for controlling mechanical forces and...
US20140182959 ACOUSTIC NOISE DAMPING FOR A VEHICLE  
Methods and apparatus are provided for attenuating vibrations in the header of a vehicle to reduce acoustic noise. The apparatus includes a fluid damper configured to be coupled to a header of a...
US20140339029 MAGNETIC FUNCTIONAL FLUID, DAMPER AND CLUTCH USING MAGNETIC FUNCTIONAL FLUID  
Magnetic functional fluid includes dispersion medium; and dispersed particles which are dispersed in the dispersion medium, wherein the dispersed particles includes: first ferromagnetic particles...
US20080067019 Magnetorheological damper  
A magnetorheological (MR) damper includes a damper tube, a movable non-MR damper piston, and a non-movable MR damper piston. The damper tube has substantially hermetically separated first and...
US20100307877 ACTIVE VIBRATION-EXTINGUISHER CONTAINING MAGNETO- OR ELECTRORHEOLOGICAL FLUIDS, METHOD FOR REDUCING VIBRATIONS AND USES THEREOF  
Present invention relates to a device for reducing vibrations of a vibrating object as well as a method for reducing vibrations, wherein the perturbing vibrations are reduced drastically by...
US20050023092 Vehicle mount apparatus having asymmetrical variable stiffness  
A vehicle mount apparatus has asymmetrical variable stiffness capabilities adapted to support an assembly body from both sides of a vehicle relative to a vehicle body. Thereby, minimizing vertical...
US20050216098 Variable resistance cell  
A variable resistance cell provides a variable resistance response to a load factor and includes a piston movably disposed in a chamber. A fluid path allows fluid to flow into or out of the...
US20100193304 DAMPING DEVICE WITH FIELD-CONTROLLABLE FLUID  
The present invention relates to a damping device having a first control element with a first surface (O1) and a second control element with a second surface (O2), the two control elements being...
US20090277733 Kolben-Zylinderaggregat  
Presented is a piston-cylinder unit that includes a closed first end, a cylinder, a sealing device, and a piston installed in the cylinder with freedom to slide back and forth. The piston divides...
US20050072638 Shock absorber for vehicle suspension  
Durability and noise/vibration characteristics of a shock absorber for a vehicle are enhanced when the shock absorber includes a cylinder, a piston reciprocally disposed in the cylinder, and a...
US20150285326 DAMPER  
A damper has a damper chamber divided by a movable piston into first and second chambers, which are connected via a return channel, a controllable throttle valve and a connecting channel. A...
US20100116607 Dual seal rod guide assembly with low friction disc  
A dual seal rod guide assembly with low friction disc for use in a magneto-rheological (MR) strut is described. The dual seals separate the functions of abrasion resistance and temperature...
US20140090937 MAGNETORHEOLOGICAL FLUID ELASTIC LAG DAMPER FOR HELICOPTER ROTORS  
A MagnetoRheological Fluid Elastic (MRFE) lag damper system for adaptive lead-lag damping of helicopter main rotors. Embodiments include snubber dampers especially for hingeless helicopter rotors,...
US20120292143 Magnetorheological Damper With Annular Valve  
A magnetorheological damper device is provided having a high-bandwidth and high-control ratio, which enhances the performance of the damper. The damper generally includes a cylindrically shaped...
US20070176035 Rotary motion control device  
This invention is a rotary motion control device comprising a housing, a rotor for connection to a rotary member to be braked, a magnetorheological material contacting the rotor, a first set of...
US20140027217 ENERGY HARVESTING SHOCK ABSORBER AND METHOD FOR CONTROLLING SAME  
An energy harvesting shock absorber includes first and second body portions, where the second body portion defines a fluid chamber. A piston located in the fluid chamber divides the fluid chamber...
US20080041676 AIR SPRING WITH MAGNETO-RHEOLOGICAL FLUID GASKET FOR SUPPRESSING VIBRATIONS  
Vibration suppression systems and methods for isolating payloads from vibrational forces are provided. A gas spring has a housing and a piston within the housing. The piston is mechanically...
US20070235273 CRYOGENIC FLUID MASS DAMPER USING CHARGED PARTICULATES FOR STICTION-FREE DAMPING  
A mass damper is provided for damping a mass. The mass damper includes a housing configured to couple to the mass and a plurality of electrostatically charged particles disposed within the...
US20130139772 FLUID BRAKE DEVICE AND VALVE TIMING CONTROLLER  
A fluid brake device includes a case defining a fluid chamber filled with magnetorheological fluid, a brake rotor having a magnetic part received in the fluid chamber, a coil that generates...
US20140110200 MAGNETORHEOLOGICAL FLUID SHOCK ABSORBER  
A magnetorheological fluid shock absorber that uses a magnetorheological fluid having a viscosity, includes: a tubular cylinder formed from a non-magnetic material, in which the magnetorheological...
US20170122397 MAGNETIC RHEOLOGICAL FLUID SHOCK ABSORBER  
A piston of a magnetic rheological fluid shock absorber comprises a piston core that is formed from a magnetic material and is provided with a coil on the outer periphery thereof, and a ring body...
US20160215850 Damping Devices Including Ferrofluid Enclosed by Folded Baffle  
A damping device is disclosed. The damping device includes a housing and a piston disposed within the housing. The piston includes an electrical coil wound about the piston. The damping device...
US20130019827 FLUID BRAKE DEVICE AND VARIABLE VALVE TIMING APPARATUS  
A fluid brake device has a brake shaft which penetrates a case. The case provides a fluid chamber for a magneto-rheological fluid. A magnetic seal has a magnetic seal sleeve which holds a small...
US20120279345 TRANSLATABLY AND ROTATABLY SEMI-ACTIVE DEVICE  
A semi-active device capable of generating a resistive force against movements of a mobile element (2) of longitudinal axis (X) capable of moving in translation along its axis (X) and in rotation...
US20090057078 REDUCED CAPACITANCE DAMPER AND METHOD  
A magneto rheological (MR) fluid damper system for use in a vehicle suspension system can include a twisted pair of conductors integrated into a hollow piston rod of the MR damper. The twisted...
US20080142320 TOROIDAL ROTARY DAMPER APPARATUS  
A damper apparatus includes a housing having a toroidal inner housing surface and a slidably linked piston moveable in the housing having a curved outer peripheral piston surface in engagement...
US20140116827 MAGNETORHEOLOGICAL FLUID SHOCK ABSORBER  
A magnetorheological fluid shock absorber that uses a magnetorheological fluid having a viscosity includes: a tubular cylinder formed from a non-magnetic material and having the magnetorheological...
US20070137954 Inertial actuator  
An inertial actuator assembly comprises an actuator chassis adapted to be secured in use to a structure subject in use to external vibration forces, a proof mass (ma) supported with respect to the...

Matches 1 - 45 out of 45