Land vehicles – Wheeled – Running gear
Patent
1991-12-16
1993-02-23
Rice, Kenneth R.
Land vehicles
Wheeled
Running gear
280714, 36442405, B60G 1126
Patent
active
051883902
ABSTRACT:
The present invention is a suspension unit having active and passive modes, for a vehicle suspension system, having a fluid source for providing a pressurized fluid. The suspension unit comprises a fluid actuator, a fluid spring, and fluid connecting means for coupling the fluid source to the fluid actuator. The suspension unit further includes mode selection means coupled to the fluid connecting means for responsively selecting the mode of the suspension unit, first valve means coupled to the mode selection means for providing fluid communication between the fluid spring and the fluid actuator in the active mode, and second valve means coupled to the fluid connecting means between the fluid spring and the fluid actuator in the active mode for providing fluid communication between the fluid spring and the fluid actuator in the passive mode.
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Coppiellie Raymond L.
Ford Motor Company
May Roger L.
Rice Kenneth R.
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