Controllable hydraulic vibration damper for automotive vehicles

Details Controllable hydraulic vibration damper for automotive vehicles Controllable hydraulic vibration damper for automotive vehicles

1991-06-28

1992-09-01

Oberleitner, Robert J.

Brakes

Internal-resistance motion retarder

Controlled by an operator remote from retarder

188315, 18832214, F16F 946, B60G 1708

Patent

active

051431858

ABSTRACT:
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 with a piston rod, the damper comprising at least one channel disposed outside of the working chambers, a valve assembly having at least one controllable valve, and a compensating chamber, which vibration damper is a simple structure and has an optimal control for the rebound and compression travel, and a first working chamber in permanent communication with the channel and the compensating chamber, while the second working chamber is connected with the channel and the compensating chamber by a valve assembly including an electronically and a series of one way acting valves.

REFERENCES:
patent: 2538375 (1951-01-01), Montgomery
patent: 3047309 (1962-07-01), Nallinger et al.
patent: 4606440 (1986-08-01), Buchanan, Jr. et al.
patent: 4709791 (1987-12-01), Houghton
patent: 4732408 (1988-03-01), Ohlin
patent: 4813519 (1989-03-01), Matsubara et al.
patent: 4834088 (1989-05-01), Jeanson
patent: 4872537 (1989-10-01), Warner

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