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Match Document Document Title
8991841 Air spring, air strut and air suspension system with a linearized spring rate  
An air spring that can be used in an air suspension system includes a hollow piston, a hollow shaft and a body. The hollow piston has a hole through it. The hollow shaft has a shaft interior...
8985594 Vehicle  
A spring constant of each of four suspension springs and a shared load on each of four wheels are adjusted so that a sprung resonance frequency corresponding to two front wheels and a sprung...
8978847 Electronically controlled pressurized damper  
A vehicle damper comprises a damping medium-filled damper body in which an element divides the damper body into two chambers. A microprocessor control unit is coupled to one or more valve and...
8967648 Continuous force control for dual air spring configuration  
An active air suspension system includes an air spring assembly that has a piston airbag and a primary airbag mounted around the piston airbag to provide a variable force and rate dual air spring...
8950762 Arm-wheel type robotic vehicle comprising suspension system  
A vehicle and a suspension system, for stabilizing vehicle disposition by lowering the center of gravity, and improving stability control performance are provided. The vehicle includes a body, at...
8925933 Methods and apparatus for suspension lock out and signal generation  
Methods and apparatus for regulating the function of a suspension system are disclosed herein. Suspension characteristics often contribute to the efficiency of a suspended system. Depending on the...
8899603 Closed loop pressure control for dual air spring configuration  
An active air suspension system includes an air spring assembly that has a piston airbag and a primary airbag mounted around the piston airbag to provide a variable force and rate dual air spring...
8890461 Actuator assembly with preloaded ball screws  
An actuator assembly includes a first motor having a first transmission mechanism, a second motor having a second transmission mechanism, and a drive shaft operatively coupled to the first...
8864145 Device and method for suspension of a vehicle seat by means of additional volumes  
A device and method for suspension of a vehicle seat by means of additional volumes, in particular a utility vehicle seat, comprising at least one air spring for height adjustment of a seat part...
8855856 Vehicle roll control method using controllable friction force of MR dampers  
A system for providing vehicle roll control that controls the friction-force of dampers provided at the wheels of the vehicle. The system includes a lateral acceleration sensor for determining the...
8818629 Look ahead vehicle suspension system  
An active suspension system senses roadway defects and adjusts an active and controllable suspension system of the vehicle before tires come in contact with the defect. The active suspension...
8801015 Vehicle  
A vehicle includes a pair of front wheels; a pair of rear wheels; a cabin frame portion; a first support frame portion extending forward from the cabin frame portion; a second support frame...
8783696 Vehicle-height adjustment apparatus of motorcycle  
In a vehicle-height adjustment apparatus of a motorcycle having the hydraulic jack attached to the damper, damping force characteristics of a damper are stabilized, the influence of the charged...
8781681 Active suspending  
In an active suspension system for actively suspending a plant, a fail-safe system controlled by a failure-detector has a selectively-activated damper coupled to the plant. The damper may be a...
8770592 Suspension with hydraulic preload adjust  
A shock absorber for a vehicle having a damper and a first and second springs mounted coaxially around the damper and a preload adjuster for partially compressing at least one of the springs...
8770593 Vehicle suspension systems  
A suspension system for a vehicle includes a damper having a central longitudinal axis, and a jack assembly attached to the damper. The jack assembly includes a seat abutting and rotatable about...
8755971 System and method for detecting a fault in a ride height sensor  
A system according to the principles of the present disclosure includes a variance determination module and a fault detection module. The variance determination module determines a variance of...
8725351 Active suspension system  
An active suspension system for a suspended device. The system has an electromagnetic actuator that produces force on the suspended device and that is powered by a power source, and a control...
8718871 Method for setting the damping force for at least one vibration damper  
A method for setting the damping force for at least one motor vehicle vibration damper which is connected between a vehicle body and a wheel, wherein, for the vibration damper or for each...
8706351 Active noise cancellation apparatus  
Provided is an active noise cancellation apparatus capable of reliably reducing road noise by a technique other than mounting a vibration generator on a floor panel itself or another plate-like...
8701845 Suspension device  
A suspension device (S) comprises: an actuator (A) including a motion conversion mechanism (T) for converting rotational motion of a screw nut (1) to linear motion of a threaded shaft (2), and a...
8684367 Methods and apparatus for suspension lock out and signal generation  
Methods and apparatus for regulating the function of a suspension system are disclosed herein. Suspension characteristics often contribute to the efficiency of a suspended system. Depending on the...
8682539 Machine employing cab mounts and method for controlling cab mounts based on machine operation  
A machine employing controllable mounts and a method for controlling such mounts based on machine operation are disclosed. The controllable mount may include a housing, a pin, rheological fluid...
8672106 Self-regulating suspension  
A self-regulating suspension includes a first suspension member movable relative to a second suspension member, a fluid reservoir having a volume, the volume variable in response to a relative...
8672335 Suspension systems and methods with independent stiffness and height tuning  
A suspension system between two bodies, the suspension system including: a first pressure chamber provided between the bodies; and at least one other pressure chamber provided between the bodies...
8668215 Dual leaf suspension for vehicle drive arrangement  
A vehicle drive arrangement for a vehicle of the type having differential power transmission arrangement that converts the rotatory motion of the rotatory power shaft to rotatory motion of first...
8641053 Actuator assembly  
An actuator assembly for use in an active suspension includes a drive assembly having a first portion and a second portion configured to translate relative to each other. The first portion is...
8641052 Suspension device  
A suspension device (S) as a solution for the problem of the present invention includes: an active suspension unit (U) equipped with a linear actuator (A) and a first fluid pressure damper (D1)...
8641051 Vehicle suspension system and a method of control  
A vehicle suspension system and a method of control. The system may include an air cylinder, an air spring piston, and an air spring. The air spring piston may be positioned with respect to the...
8636120 Active and semi-active ride control with energy recovery  
A ride control system includes a shock absorber having a movable piston that divides the shock absorber into a lower and an upper volume and a center check valve that allows fluid to flow from the...
8632078 Vehicle with a leaf spring element for the spring suspension of the vehicle  
A vehicle, such as a passenger car, is provided with a vehicle frame having a leaf spring element for the spring suspension of the vehicle, which is mounted on the vehicle frame with two bearing...
8585062 Tunable pneumatic suspension  
A tunable pneumatic suspension includes a piston and two opposed pneumatic chambers. The two champers apply opposed pneumatic pressures to opposite faces of the piston. The tunable pneumatic...
8573604 Wheel suspension for a motor vehicle  
A wheel suspension for a motor vehicle includes an electric vibration damper which is affixed to the vehicle body and which has a generator that can be driven by translational wheel movements of...
8573605 Active suspension system and hydraulic ram therefor  
An active suspension system for a vehicle including at least one fluid operated ram having a cylinder and a main piston mounted therein for reciprocating movement, control means for controlling an...
8560171 Damping force controller  
The damping force of a damping force generation apparatus is controlled by operating an actuator on the basis of a control input u calculated by a state feedback controller K designed such that an...
8556273 Vehicle suspension device  
Four electromagnetic shock absorbers (30) are provided with motors (40FL, 40FR, 40RL, 40RR). First current-carrying terminals (T1) of the motors (40FL, 40FR, 40RL, 40RR) are connected to one...
8548678 Active suspending  
An apparatus has an active suspension including an electromagnetic actuator coupled to a plant in a vehicle. A force bias eliminator is coupled to the plant for causing the actuator to experience...
8534687 Suspension strut for a vehicle  
A hydraulic strut system that damps vehicle vibration and includes a compressible fluid, a strut, and a valve plate. The strut includes three concentric tubes defining an inner cavity, an...
8523192 Method and system for operating a motor vehicle  
A method and system for operating a motor vehicle is described. In one example, spring rates for suspension springs and damping rates for shock absorbers are adjusted in response to vertical...
8525453 Damper system for vehicle  
A damper system for a vehicle including an electromagnetic damper, wherein the electromagnetic damper includes: (i) an electromagnetic motor; (ii) a motion converting mechanism; and (iii) an...
8521362 Vehicle stabilizer control devices, methods, and programs  
Stabilizer control devices, methods, and programs obtain information indicating lateral acceleration operating on the vehicle and obtain information indicating a curve section existing in a...
8505942 Adjustable spring assembly  
A suspension device having a leaf spring and a piston-cylinder unit. The leaf spring has a first end that is movably attached to a frame and a second end pivotally attached to the piston-cylinder...
8510007 Vehicle motion control device  
A vehicle motion control device adjusts vibrations occurring in components of a vehicle so as to control the motion of a vehicle having independent drive assemblies for front wheels and for rear...
8499905 Front fork  
A front fork for easily optimizing an oil quantity in a damper cylinder with a relatively simple structure without affecting operability of a free piston even in an assembled state. An escape...
8490761 Suspension device  
A suspension device (S) comprises: an actuator (A) including a motion conversion mechanism (T) for converting a linear motion to a rotational motion and a motor (M) connected to a rotary member...
8448952 Vehicle with active-regenerative suspension  
In accordance with an exemplary embodiment, an active suspension system having a regenerative actuator is provided for an electric or hybrid electric vehicle. The system comprises a drive system...
8444161 Vehicle suspension and pneumatic systems  
A vehicle has a frame, at least one front wheel, at least one front suspension assembly, at least one rear wheel, and at least one rear suspension assembly, a seat, a steering assembly, an engine,...
8447466 Method for controlling pressure in a compressed-air accumulator of a vehicle level-control system  
A method for controlling the pressure in a compressed-air accumulator of a level-control system of a motor vehicle utilizing a pressure-control apparatus constructed and arranged to adjust the...
8434771 Piston-type actuator and static fluid damper and vehicles including same  
A vehicular fluid damper system comprises a piston-type actuator, a static fluid damper, first and second flow passages, a first flow control valve, and a controller. The piston-type actuator...
8434774 Vehicle suspension and pneumatic systems  
A vehicle has a frame, at least one front wheel connected to the frame, at least one front suspension assembly connecting the at least one front wheel to the frame, at least one rear wheel...

Matches 1 - 50 out of 389 1 2 3 4 5 6 7 8 >