Matches 1 - 50 out of 85 1 2 >
Match Document Document Title
7347307 Integrated damping adjustment valve  
A variable damper assembly ( 10 ) includes a cylinder head ( 42 ) with multiple valves ( 50 ) selectively blocking corresponding flow paths ( 54 ) to provide multiple dampening rates. Hydraulic...
7234574 Damping coefficient switching-type hydraulic damper  
There is disclosed a damping coefficient switching-type hydraulic damper that may automatically switch a damping coefficient without needing supply of energy from the outside at all, and also may...
7143875 Attenuation coefficient switching type hydraulic damper  
A hydraulic damper used for reducing shaking of a structure, for example in an earthquake. The hydraulic damper has a cylinder, a piston movable in a reciprocating manner within the cylinder,...
6915885 Oscillation damper with adjustable damping force  
Oscillation damper with variable damping force, comprising a valve device, in which an actuator for adjusting the valve device performs a rotary motion against the spring force of a torsion spring,...
6814347 Booster to adapt air spring pressure for FDD shock absorber  
A suspension system for a vehicle includes a frequency dependent damper (FDD) shock absorber defining a first pressurized working chamber. An air spring assembly defines a second pressurized...
6793047 Hydraulic dashpot  
A hydraulic dashpot comprises, first, a cylinder and a piston. The cylinder ( 1 ) is charged with shock-absorbing fluid. The piston ( 3 ) is provided with ports and valves, is mounted on one end of...
6715744 Air spring shock absorber module with internal load-based damping adjustment  
A suspension assembly is provided that includes a shock absorber having a housing filled with hydraulic fluid. An air spring is supported on the shock absorber, and the air spring includes a...
6655510 Hydraulic damper  
An inner tube ( 2 ) connected to a vehicle body is inserted such that it is free to extend and contract in an outer tube ( 1 ) joined to a vehicle shaft. A partitioning member ( 3 ) divides an...
6637555 Pneumatic connections for vehicle suspensions  
The invention provides a damper assembly ( 10 ) comprising a housing ( 12 ) defining an inner chamber ( 22, 24 ) having a damping fluid disposed therein. A piston rod ( 14 ) is slidably retained by...
6626274 Vibration damper having a rebound  
A vibration damper includes a rebound, in particular a rebound spring. The vibration damper includes a piston which is formed on an axially movable piston rod and which separates two working...
6460663 Hydraulic vibration damper for motor vehicles  
A hydraulic vibration damper for motor vehicles comprising a cylinder ( 1 ) containing damping fluid and a sealed, axially displaceable piston rod ( 2 ) that plunges into said cylinder. A damping...
6422360 Dual mode suspension damper controlled by magnetostrictive element  
Parallel paths for damping fluid are provided through the piston of a suspension damper, each of which are provided with separate damping valving sets to control damping. Communication through one...
6389341 Control system for a vehicle suspension  
A suspension system ( 20 ) controls the amount of compressible fluid ( 42 ) within struts ( 28 ) to determine spring rate coefficients (K s ) and dampening coefficients (B s ) for the struts ( 28...
6371262 Damping force control type hydraulic shock absorber  
The flow of a hydraulic fluid, which occurs under a sliding movement of a piston in a cylinder, is directly controlled by virtue of an extension-stroke pressure control valve and a...
6357564 Connection bearing with a line connection  
A connection bearing with a line connection comprises an annular bearing body with a through-opening which receives a bearing pin. The connection bearing has a receiving channel for receiving a...
6343676 Shock absorber mounted real time damper valve  
A shock absorber mounted electromagnetically operated real time damper valve which is mounted upon a piston rod and provides a flow path for fluid which bypasses the piston which separates a...
6332622 Suspension apparatus having two interconnected shock absorbers  
The pilot suspension apparatus of the present invention is capable of biasing a damping valve in a direction for closing the valve, due to application of a pilot pressure. The suspension apparatus...
6293377 Variable-damping force shock absorber  
An actuator disposed within a piston rod of a variable-damping force shock absorber has coils mounted at an inner peripheral face of the piston rod, permanent magnets disposed facing a stator, and...
6273224 Shock absorber mounted electromagnetically operated damper valve  
A shock absorber mounted electromagnetically operated damper valve which is mounted upon a piston rod and provides a flow path for fluid which bypasses the piston which separates a cylinder of the...
6135250 Hydropneumatic vibration damper of variable damping force  
Disclosed is a hydropneumatic vibration damper of variable damping force, with a cylinder which is arranged between a piston rod guide and a bottom valve and in which a piston provided with at...
6003644 Damping force variable hydraulic shock absorber  
In a damping force variable hydraulic shock absorber 6 including a main valve 18 for opening and closing a main passageway 19 communicating with two main oil chambers 7a, 7b defined by a piston 9...
5996748 Damping force adjusting type hydraulic shock absorber  
A piston is slidably fitted in a cylinder for dividing the interior of the cylinder into upper and lower cylinder chambers. A reservoir is connected to the piston. A primary passage communicates...
5967268 Temperature responsive damper  
A shock absorber demonstrating temperature conscious damping includes an auxiliary valve for passing damping fluid between the compression side and the rebound side. The auxiliary valve opens at...
5890568 Continuously variable twin-tube shock damper  
A twin-tube shock damper has a hollow piston rod (5) which extends towards the top of the working cylinder (1), a baseplate (8) which closes off the working cylinder and a disc (7) which is...
5657840 Method and apparatus for absorbing mechanical shock  
A method and apparatus for absorbing mechanical shock is disclosed. The apparatus comprises a pressure cylinder forming a working chamber having first and second portions operable to store damping...
5611413 Controllable valve arrangement for controllable two-tube vibration absorbers  
A controllable valve arrangement for controlling two-tube vibration absorbers comprises a power cylinder with an interior space subdivided into a first and a second power chambers by virtue of a...
5595372 Semi-active vibration mitigation assembly  
A semi-active vibration damping assembly for suppressing structural vibrations. The damping assembly includes a double rod hydraulic cylinder having a first fluid chamber and a second fluid chamber...
5503258 Hydraulic shock absorber  
A hydraulic shock absorber having discrete damping levels in the rebound direction includes a piston that reciprocates within a pressure tube and divides the pressure tube into rebound and pressure...
5476161 Self-energizing, self-levelling controllable damper unit for a vehicle suspension  
A self-energizing self-levelling controllable damper unit is provided for use in a vehicle suspension system connected between two relatively movable portions of the system. The unit includes a...
5454452 Absorber arrangement  
A shock absorber has an arrangement for bringing about different kinds of damping characteristics, in response to external controls and independently of how the piston speed varies. The shock...
5409089 Shock absorber  
A known shock absorber including a throttle cross section of a throttle passage which is electrically variable via a magnet, to adjust damping of fluid between separate work chambers. If the magnet...
5401053 Motor vehicle suspension system  
A suspension system for motor vehicles has each wheel assigned a spring and a hydraulic unit and arranged in series with the latter. The ground clearance of the vehicle body can thus be altered...
5368142 Damping force control type of hydraulic shock absorber  
A damping force control type of hydraulic shock absorber includes a cylinder in which a piston is fitted to define two chambers. A main hydraulic fluid passage extends between the chambers, and a...
5328004 Bypass valve assembly for a hydraulic damper  
A hydraulic suspension damper includes a fluid-filled cylinder divided into first and second fluid chambers by a reciprocating piston. A bypass valve assembly includes a first pressure responsive...
5326129 Means for a shock absorber  
A shock-absorber includes a cylinder and a piston arranged within the cylinder and provided with at least one passageway of variable area for controlling flow of a working fluid from one side of...
5316272 Liquid spring vehicular suspension system and associated control apparatus  
A vehicular suspension system incorporates, at each wheel, a liquid spring which internally utilizes a compressible liquid to generate spring and damping forces that yieldingly resist vertical...
5303804 Shock absorber for damping courses of motion of a vehicle  
A shock absorber including an electromagnetically actuatable control piston located in a damper piston within a cylinder. The damping force is determined directly with the triggering of the magnet...
5293970 Cylinder including a control valve between separate work chambers  
A cylinder including a control slide supported in a piston in a cylinder. The control slide is supported in a slide guide, the slide guide is supported in a valve housing with a play. The provision...
5293969 Electromagnetic suspension device  
An electromagnetic suspension device for use between a vehicle body and a road wheel is disclosed, which comprises a body-connected structure connected to the vehicle body to move therewith and a...
5263559 Damping system for a shock absorber having a one-way check valve  
A shock absorber damping system including at least one cylinder including a compensation chamber which is made to communicate with a pressure source. Thus the load-bearing capacity of the shock...
5205385 Adjustable damping force hydraulic shock absorber  
An adjustable damping force hydraulic shock absorber includes a cylinder, a piston slidably disposed in the cylinder, two partitioned chambers communicating with each through a plurality of...
5201388 Shock absorber  
A shock absorber works with a variable element (15) which determines the size of a medium passage between the upper and lower sides of a piston (10) in the absorber. The element is arranged so...
5184703 Shock absorber with piston valve for adjustable damping  
A shock absorber includes a cylinder (1) with damping fluid, a piston rod (2) which is displaceable in the cylinder (1) and a piston (3) attached thereto which bounds a central aperture (8)...
5163706 Electro-hydraulic pressure regulating valve assembly for a hydraulic damper  
A pressure regulating valve assembly includes a valve body mounting an electric solenoid assembly. The solenoid assembly controls the fluid pressure in a chamber defined in the valve body. Fluid in...
5160160 Active suspension system  
An active suspension system is disclosed in which in order to eliminate the undesired rapid lifting of the vehicle upon starting of the engine, the discharge from a fluid supply pump at such time...
5152379 Adjustable shock absorber assembly  
A shock absorber comprises a piston and piston rod assembly mounted for reciprocation in a cylinder, the piston dividing the cylinder into upper and lower chambers, a floating disk valve slidably...
5143185 Controllable hydraulic vibration damper for automotive vehicles  
A controllable hydraulic vibration damper for automotive vehicles comprising a working cylinder which contains damping fluid and which is subdivided into two working chambers by a damping piston...
5129490 Device for damping courses of motion between two suspension points  
A shock absorber in which a damping force is to be adjusted separately for the tension and the compression directions in which the shock absorber is equipped with separate throttle valves, one for...
5123671 Method and apparatus for controlling shock absorbers  
An apparatus for damping the movement of the body of an automobile. The apparatus includes a shock absorber having a pressure cylinder which forms a working chamber and a first and second portion....
5113980 Quick response adjustable shock absorber and system  
A monoflow shock absorber is provided with a blow off valve which provides the principal flow restriction during both extension and compression of the shock absorber. The force biasing the blow off...
Matches 1 - 50 out of 85 1 2 >