Matches 101 - 150 out of 301 < 1 2 3 4 5 6 7 >
Match Document Document Title
5295563 Active suspension actuator with control flow through the piston rod  
The present actuator includes an inner cylinder closed at one end by an end cap and concentrically mounted in a reservoir tube. A fluid reservoir is formed between the inner cylinder and the...
5285875 Impact sensitive shock absorber  
The shock absorber has a housing containing a damping chamber, a shock absorber piston mounted for movement in the chamber and an inertia operated damping control valve in the damping chamber for...
5265703 Adjustable hydraulic vibration damper for motor vehicles  
A hydraulic, adjustable vibration damper has an electromagnetically activated damping valve to at least partly control the damping force. In the electromagnet of the damping valve, the base of the...
5259487 Adjustable dampers using electrorheological fluids  
Adjustable dampers using electrorheological (ER) fluids comprise one or more annular ER fluid transfer ducts in fluid communication with fluid chambers on opposite sides of the damper pistons. Each...
5251730 Adjustable vibration damper  
An adjustable vibration damper for motor vehicles has a cylinder containing a damping fluid, an axially-movable piston rod projecting into the cylinder in a sealed manner, and a damping piston...
5246092 Vehicle hydraulic shock absorber having low friction seal  
A hydraulic shock absorber for a vehicle includes a cylinder tube through which a piston is slidably displaced to define upper and lower chambers, a reservoir tube surrounding the cylinder tube to...
5224573 Hydraulic damper  
A hydraulic damper with a rod guide made by pressing a circular plate is disclosed. This rod guide includes an inner tubular portion defining a bore supporting a piston rod, an outer tubular...
5195619 Internal accumulator for a hydraulic damper  
A hydraulic damper includes an internal accumulator for storing and dissipating energy resulting from a fluid pressure spike inside the damper. A housing is mounted on a piston rod above a...
5186439 Friction compensating automotive suspension strut  
A strut assembly for use in an automotive suspension of a vehicle including a wheel carrier and a chassis includes an outer housing attached to the wheel carrier, a pressure tube disposed within...
5180039 Fluid passage unit  
In an electromagnetically operated valve, the armature of a solenoid is arranged in substantial alignment with a valve seat surrounding a channel. The valve seat has a substantially planar surface....
5178240 Adjustable double-acting damper  
A dasphpot damper for acting between two objects subject to move toward and away from one another including a housing including an elongated cavity, a piston mounted within the housing cavity for...
5178243 Hydraulic damper  
According to a hydraulic damper disclosed in the specification, a piston rod guide arrangement comprises a bushing in contact with a piston rod and a bushing retainer formed by pressing a sheet of...
5176229 Hydraulic shock absorber with a rod guide having an annular doubled wall section  
A hydraulic shock absorber is provided which includes generally a cylinder assembly to define working and reservoir chambers therewithin, a piston rod, a rod guide member which guides bounding and...
5159997 Miniature shock absorber  
A miniature shock absorber including an outer tubular housing, an inner tubular housing positioned within the outer tubular housing to define a pressure chamber within the inner housing and an...
5158161 Reverse installation type variable damping force shock absorber variable of damping characteristics both for bounding and rebounding stroke motions  
A shock absorber has a cylinder tube coaxially arranged with a strut tube for defining therebetween an annular reservoir chamber and an upper reservoir chamber which is separated from the annular...
5150775 Steer-sensitive variable damper and method utilizing a ring valve  
A hydraulic damper for use with a vehicular suspension system includes a reciprocating piston rod and piston in an inner cylinder. A piston valving is carried by the piston and controls the flow of...
5148896 High pressure hydropneumatic shock absorber  
A high pressure hydropneumatic shock absorber (10) includes a cylinder (12) with a piston (16) slidably positioned within the cylinder (12). The piston (16) and cylinder (12) are configured as a...
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...
5115892 Hydraulic shock absorber with piston seal structure for enhancement of initial response  
A shock absorber employs a seal structure which can sucessfully prevent a working fluid from causing leak flow for enhanced variation characteristics of damping force. The seal structure includes a...
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...
5085298 Pressure compensating relief and refill system  
There is disclosed a hydraulic fluid regulator for automatically supplying hydraulic fluid to the pressure chamber of a rotary torque resistance actuator to replace fluid which may move out of the...
5070970 Multi-tube shock absorber  
A hydraulic damper for a suspension system comprises a fluid-filled inner cylinder mounting a reciprocating piston and piston rod. The piston divides the interior of the inner cylinder into upper...
RE33715 Shock absorber  
A shock absorber capable of effectively preventing a gas from leaking from a gas chamber, maintaining an oil seal in a firmly-held state, and preventing the reciprocating movements of a rod from...
4989701 Shock absorber  
A shock absorber comprises a cylinder assembly defining a working chamber filled with a hydraulic working fluid and disposed therein a piston, and a fluid reservoir chamber filled with the...
4960188 Single-tube vibration damper of variable damping force  
The invention provides a single-tube vibration damper of variable damping force which consists of simple and easily produced components and permits problem-free assembly. This is achieved in that...
4896752 Vehicle strut  
A vehicle strut includes a cylinder and a piston connected to a piston rod axially movable within the cylinder. The strut further includes two elastomeric spring members at opposite ends of the...
4887515 Hydraulic cylinder apparatus  
A hydraulic cylinder apparatus is used by connecting an external pressure source with extension and contraction-side liquid chambers defined by a cylinder, a piston sliding in the cylinder and a...
4880086 Adjustable vibration damper  
Adjustable vibration damper, in particular for motor vehicles, with a cylinder containing a damping fluid, an axially-movable piston rod inserted in the cylinder in a sealed manner, and a damping...
4865170 Method and apparatus for sealing  
A seal is provided for a shock absorber having a housing and a piston rod partially disposed within the damping fluid in the working chamber of the shock absorber. The seal comprises a first...
4854428 Double-acting hydraulic piston-and-cylinder device  
A double-acting hydraulic piston-and-cylinder unit adapted to constitute a damper for movements in a human joint prosthesis has a boot sealingly connected to the cylinder and the piston rod to...
4850460 Hydraulic adjustable shock absorber  
Shock absorber for vehicles, in which there is a damping element, which has a work cylinder holding a damping medium and divided into two work chambers by a piston, whereby at least partly to...
4838392 Semi-active damper for vehicles and the like  
The damper assembly has improved valve means that includes at least one annular movable valve member of the voice-coil type. Such valve member is formed at least in part of composite material that...
4834088 Shock absorber for vehicles with pneumatic suspension, more especially for heavy vehicles  
A shock absorber for vehicles with pneumatic suspension, particularly for use with heavy vehicles, of the type comprising a cylinder, a rod movable axially in the cylinder, a piston carried by the...
4823922 Heavy duty vehicular shock absorber  
A vehicular shock absorber is disclosed and includes a two-piece piston head, one piece being the mirror image of the other, mated by a pin. The piston head defines a series of passages. Identical...
4821850 Double-tube vibration damper  
For a double-tube vibration damper which comprises an axially proceeding groove in the cylinder for by-passing the piston valves, a piston is provided which possesses a satisfactory sealing and...
4819772 Motion-damping apparatus for a vehicle  
A motion-damping apparatus is proposed which has a shock absorber disposed between a vehicle axle and a vehicle body. A piston that is supported on the vehicle body via a piston rod is movably...
4817766 Arrangements for damping shifting movements in transmissions  
The invention relates to an arrangement for damping shifting movements in a mechanical, synchronized multispeed transmission. Where such shifting movements are performed with the aid of a...
4815718 Self-lubricating die cylinder  
A self-lubricating die cylinder assembly is provided containing a cylinder, piston, expansion reservoir and working chamber. A lubricating oil recirculation means is provided to transport oil...
4815576 Twin-tube type shock absorber with a base valve portion structure coupled by caulking  
A twin-tube type shock absorber in which a base valve, a leaf valve and a washer plate are squeezed by a flange portion and a caulked portion of a valve guide. The washer plate has a taper-cut...
4796732 Piston cylinder type oil damper  
An elongation type oil damper includes a cylinder containing oil in the inside, a hollow plunger slidably fitted in the cylinder, containing oil in the inner space thereof and projecting from a rod...
4795009 Twin-tube type shock absorber  
The twin-tube type shock absorber wherein a piston-rod extends downward from a piston and penetrates a lower end portion of an outer shell. Pressurized gas in a reservoir chamber is positioned in...
4782925 Double-tube vibration damper  
In a double-tube vibration damper the flow of liquid from the lower working chamber to the reservoir chamber is controlled by a bottom valve. This bottom valve has additionally the function of...
4752062 Suspension for vehicles, with interdependent hydraulic shock absorbers  
A suspension for a vehicle including two hydraulic shock absorbers interconnecting respective remote zones of the suspended part of the vehicle to respective non-suspended parts. Each shock...
4749070 Hydraulic vibration damper having adjustable damping valve  
An adjustable damping valve for use on a hydraulic vibration damper, gas pressure damper or hydropneumatic suspension, which regulates the damping force, regardless of the orientation, and is...
4744444 Shock absorber  
An automotive vehicle shock absorber of the type having an alternately compressible and extendible body adapted to coaxial mounting of an oppositely reactive compression spring. The shock absorber...
4742898 Shock absorber with gas charged return spring  
A shock absorber comprising a housing assembly including an elongated cavity for containing hydraulic fluid, an annular cavity surrounding the elongated cavity, a piston assembly including a head...
4732244 Hydraulic shock damper assembly for use in vehicles  
A hydraulic shock damper comprises a hydraulic cylinder and a piston having apertures and dividing the cylinder in upper and lower chambers. Through a flow channel the upper chamber of the cylinder...
4728084 Adjustable-length gas spring  
An adjustable-length gas spring has two compressed-gas-filled cylinders concentrically surrounding one another, with a piston and piston rod disposed in the inner cylinder thereof. A valve for...
4702356 Elastic compensation chamber for hydraulic energy dissipator  
The invention provides an elastic compensation chamber, with variable volume, for a huydraulic energy dissipator of the telescopic type in which the elastic compensation chamber (20) is formed by...
4673068 Hydraulic twin-pipe shock absorber  
A hydraulic twin-pipe shock absorber for horizontal use and which is particularly suitable for use with rail vehicles. The shock absorber includes a cylindrical housing with a fluid-filled working...
Matches 101 - 150 out of 301 < 1 2 3 4 5 6 7 >