Vehicle suspension system having variable suspension properties

Details Vehicle suspension system having variable suspension properties Vehicle suspension system having variable suspension properties

1987-10-23

1989-05-16

Rice, Kenneth R.

Land vehicles

Wheeled

Running gear

280DIG1, 280840, B60G 1126

Patent

active

048303976

ABSTRACT:
A vehicle suspension system including a hydraulic cylinder and a gas spring having a gas chamber and a hydraulic chamber which is connected with the hydraulic cylinder. The hydraulic cylinder is located between the vehicle body and the wheel to support the body on the wheels. A control valve is provided for controlling the supply of hydraulic pressure to the cylidner in accordance with a signal from a control unit. The control unit receives a detection signal from a detector which detects the pressure in the cylinder and produces a control signal in accordance with a transfer function H(s)=R.times.S/(1+R.times.S).

REFERENCES:
patent: 4453725 (1984-06-01), Kuwana et al.
patent: 4483546 (1984-11-01), Brearly
patent: 4647069 (1987-03-01), Iijima
patent: 4655440 (1987-04-01), Eckert

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