Matches 1 - 50 out of 169 1 2 3 4 >


Match Document Document Title
8157250 Hydraulic mount having double idle rate dip frequencies of dynamic stiffness  
An hydraulic mount providing double idle rate dip frequencies of dynamic stiffness, the idle rate dips being vibration orders of an internal combustion engine corresponding to one and two times...
8157251 Vibration damping mounting assembly  
A vibration damping mount assembly having a vibration damping mount main body and a tubular bracket. The tubular bracket is made of lightweight material composed of non-ferric metal or synthetic...
8152145 Isoelastic magneto-rheological elastomer isolator  
A conically-shaped, magneto-rheologically responsive shock and vibratory isolator. The isolator includes a conically-shaped magneto-rheological elastomer component attached to opposing faces of a...
8150053 Method and device for eliminating vibrations of a mechanical structure  
The invention is a device and a method for eliminating vibrations of a mechanical structure with at least one electromechanical converter material that is actively connected to the mechanical...
8132796 Fluid filled type vibration damping device  
A fluid filled type vibration damping device wherein an elastic rubber film is disposed to partially define a primary fluid chamber disposed on one side thereof, and a pressure operating chamber is...
8100389 Pneumatic actuator for vibration damping device and vibration damping device using the same  
A pneumatic actuator for use in a vibration damping device comprising: a base housing; an elastic wall member being fastened fluid-tightly to the base housing to form a working air chamber...
8100388 Electromagnetic active engine mount apparatus  
An electromagnetic active engine mount apparatus includes a sub-channel through which working fluid flows is formed in the central portion of an electromagnetic drive so as to be able to cool heat...
8095268 Active suspending  
An apparatus includes a force bias element coupled to a plant in a vehicle. The force bias element has a first bandwidth. An active suspension includes a linear electromagnetic actuator located...
8091694 Actuator arrangement for active vibration isolation comprising an inertial reference mass  
Actuator arrangement with an actuator (8), a reference mass (22), a spring (24) and a first sensor (26; 42, 43; 32, 36). The actuator (8) applies a force between a first object (2) and to a second...
8083217 Fluid-filled type vibration damping device  
A Fluid-filled type vibration damping device, which is configured to be free from the necessity of supplying a continuous application of electricity to a coil so as to maintain a movable valve body...
8047513 Fluid filled type vibration damping device  
A vibration damping device including: a pressure-receiving chamber and an equilibrium chamber connected by a first orifice passage; a movable member disposed within the pressure-receiving chamber,...
8037981 Device and process for oscillation insulation in a transmission path  
Device and process for oscillation insulation in a transmission path. The device includes a first body structured and arranged to undergo an oscillation movement, at least one rigid connection...
8002251 Vibration reduction system employing active bearing mounts  
A vibration reduction system is provided for use in conjunction with a rotational device including a stationary body, a rotating body, and a first bearing assembly disposed between the stationary...
7983813 Active suspending  
A method for actively suspending a real plant in a vehicle includes modifying a control signal on the basis of a difference between a property of the real plant, as indicated by the response of the...
7946561 Anti-vibration support system for engine  
An anti-vibration support system for an engine, comprising an active anti-vibration supporting device including an elastic member adapted to receive a vibration of the engine; a liquid chamber,...
7930150 Method of designing magnetorheological fluid energy absorbing device using hydromechanical analysis  
A method of designing a magnetorheological (MR) fluid energy absorbing damper is provided that uses hydromechanical analysis with lumped parameters to allow a determination as to whether a...
7923955 Method and apparatus for controlling an active engine mount  
A control circuit for an active engine mount is provided, including an electrical bridge circuit, and a pulse-width modulation (‘PWM’) circuit. The PWM circuit receives an input signal from a con...
7886317 Vibration absorber  
A vibration absorber provided on an optical disk drive module of a disk drive for suppressing vibration produced by the optical disk drive module at various speeds. The vibration absorber at least...
7878489 Controlling vibrations  
In order to control vibrations of two parts of a piece of machinery, a variable force may be generated to oppose the vibrations, with the variable force being generated under control of a...
7810798 Electromagnetic actuator for active vibration damping device  
An electromagnetic actuator having: a stator and a movable member disposed in a central hole of a coil member of the stator movable in an axial direction; a coupling rod fixed to the movable...
7751963 Self-tuning active engine mount for vehicles with active fuel management engine  
An active engine mount assembly for counteracting resultant forces in active fuel management systems, wherein resultant forces are transmitted to a frame of a motorized vehicle generated by the...
7694946 Suspension system having active compensation for vibration  
A suspension system for a seat of a vehicle comprises a base, a linkage, and a seat attached to the base via the linkage. A pneumatic shock absorber provides a respective resistance level against...
7669700 Elastomer bearing with hydraulic damping  
An elastomer bearing with hydraulic damping is disclosed which includes a housing (1, 2), a connecting element (3), an elastomer body (4) which couples the housing (1, 2) and the connecting element...
7581720 Vibration isolation system and method for engine, and control system and method for active vibration isolation support system  
When switching between L3 cylinder cut-off running in which a bank on one side of a V6 engine is cut off and V4 cylinder cut-off running in which one cylinder in each of the two banks is cut off,...
7556245 Active vibration isolating support apparatus  
When driving an actuator 41 of an active vibration isolating support apparatus M to extend and contract on a predetermined cycle so as to suppress the transmission of vibrations of an engine, since...
7537202 Active vibration damping device  
An active vibration damping device wherein first and second mounting members are linked by a main rubber elastic body, a pressure receiving chamber having a non-compressible fluid sealed therein is...
7513491 Engine mount system  
An engine mount system includes multiple liquid-filled engine mounts switchable to provide different mount characteristics by selectively introducing negative pressure or atmospheric pressure. On...
7494115 Fluid-filled vibration damping device  
A fluid-filled type vibration damping device including: a primary fluid chamber partially constituted by a main rubber elastic body connecting a first and second mounting member; an equilibrium...
7430788 Magnetorheological nanocomposite elastomer for releasable attachment applications  
A releasable fastener system comprises a loop portion and a hook portion. The loop portion includes a support and a loop material disposed on one side thereof whereas the hook portion includes a...
7422092 Controllable compressible fluid damper  
A damper/strut that can provide variable damping and spring energy storage and dissipation. One embodiment includes an adjustable magnetorheological damper and a mechanically adjustable fluid...
7416173 Pneumatically switchable type fluid-filled engine mount  
A fluid-filled engine mount, including: an elastic body connecting a first and a second mounting member; a pressure receiving chamber partially defined by the rubber elastic body; an equilibrium...
7413174 Fluid-filled type vibration-damping device  
A fluid-filled type vibration-damping device having: an elastic body connecting first and a second mounting members; a pressure-receiving chamber formed axially below the main rubber elastic body...
7383929 Anti-vibration technique  
An anti-vibration apparatus includes a first magnet unit arranged on a support target and including a first permanent magnet, and a second magnet unit including a pair of second permanent magnets....
7370853 Vibration isolating bushing with embedded angular position sensor  
A bushing assembly adapted for application in vehicle suspension systems includes an outer, generally cylindrical bushing member, an inner generally cylindrical bushing member arranged...
7350776 Fluid-filled type vibration-damping device  
A fluid-filled type vibration-damping device having an elastic rubber film partially defining a primary fluid chamber at one surface and partially defining a pressure action chamber. The pressure...
7344129 Damping method and damping system for hybrid vehicle  
A damping method for a hybrid vehicle in which a power unit consisting of an engine and a motor is supported in a vehicle body frame via an active vibration isolation support system includes: a...
7338036 Switchable assembly bearing with hydraulic damping  
The invention relates to a switchable assembly bearing that comprises at least one working chamber and one compensation chamber which are separated by a dividing wall. The working chamber and...
7311300 Actuator drive control device for active vibration isolation support system, and method of using the same  
An actuator of an active engine vibration isolation support system is driven based on the first, second, third . . . duty groups calculated corresponding to the vibration periods t1, t2, t3 . . ....
7264235 Active damping apparatus, exposure apparatus and device manufacturing method  
An active damping apparatus for damping vibration due to driving of a stage and/or counter-mass mounted on an isolation table in an exposure device for the manufacture of semiconductor devices has...
7255335 Fluid-filled active damping apparatus  
A fluid-filled active damping apparatus having a pressure receiving chamber partially defined by a rubber elastic body connecting a first and second mounting member; an oscillation plate defining a...
7192014 Active vibration isolation support system  
An active vibration isolation support system, supplies current to a coil of an actuator according to the vibrational state of an engine, so that the actuator moves out and back a movable member to...
7194344 System and method to control a switchable powertrain mount  
A strategy controls alternate anti-vibration modes in a switchable powertrain mount using vehicle operational status sensors and pre-selected thresholds. The switchable mount modes can include...
7188830 Fluid-filled active damping apparatus  
A fluid-filled active damping apparatus having a pressure receiving chamber divided by a partition member into a primary fluid chamber and an auxiliary fluid chamber. The partition member houses a...
7168532 Wave energy converter (WEC) with magnetic braking  
A magnetic braking system for inhibiting excessive motion between a float and a column intended to be placed in a body of water; with the float and column moving relative to each other as a...
7137634 Active control type mounting bushing device for vehicle  
An active control type mounting bushing device adapted to properly change the hardness of the mounting bushing according to a driving state, thereby obtaining a proper hardness of the mounting...
7118100 Magnetorheological-fluid hydraulic mount  
A magnetorheological-fluid hydraulic mount includes a hydraulic-mount partition plate assembly, a hydraulic-mount decoupler, an electric coil, and a flexible membrane assembly. The partition plate...
7093806 Method and system for decoupling structural modes to provide consistent control system performance  
A method and system for calculating a control function for a structural system (10) that can be used to determine an appropriate control force to apply to an active member (18) within a stationary...
7070708 Magnetorheological fluid resistant to settling in natural rubber devices  
A MR fluid formulation based upon a silicone liquid vehicle thickened with a treated fumed metal oxide and doped with one or more chemicals having hydrogen-bonding capability for use with natural...
7066454 Active type vibration isolating support system  
An active type vibration isolating support system includes: an elastic body for elastically supporting a vibratory body; a liquid chamber to be defined by the elastic body; a movable member for...
7025341 Pneumatically operated fluid filled engine mount for vehicles  
A fluid filled engine mount including: a pressure-receiving chamber and an equilibrium chamber connected via a first orifice passage tuned to excite resonance of fluid flowing therethrough to...
Matches 1 - 50 out of 169 1 2 3 4 >