Vehicle suspension system

Details Vehicle suspension system Vehicle suspension system

2008-04-22

2008-04-22

Dickson, Paul N. (Department: 3616)

Land vehicles

Wheeled

Running gear

C280S124160, C280S005506

Reexamination Certificate

active

11281564

ABSTRACT:
A vehicle suspension system for a vehicle, including: (a) a plurality of suspension cylinders each disposed between a chassis-side member and a corresponding one of a plurality of wheel-side members; (b) a controller cylinder including a housing and at least one piston slidably mounted in the housing, such that the housing and the at least one piston cooperate to define a plurality of chambers each having a volume that is variable upon slide movement of the at least one piston relative to the housing; (c) individual conduits each communicating a corresponding one of the plurality of chambers of the controller cylinder and a chamber of a corresponding one of the plurality of suspension cylinders; and (d) a suspension-cylinder operation facilitator operable to facilitate an operation of each of the plurality of suspension cylinders for permitting displacement of each of the plurality of wheel-side members relative to the chassis-side member after the at least one piston of the controller cylinder has reached its stroke end.

REFERENCES:
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patent: 3778081 (1973-12-01), Takahashi et al.
patent: 3895816 (1975-07-01), Takahashi et al.
patent: 4371182 (1983-02-01), Brown
patent: 5401053 (1995-03-01), Sahm et al.
patent: 5785344 (1998-07-01), Vandewal et al.
patent: 6942230 (2005-09-01), Fontdecaba Buj
patent: 2 112 232 (1972-06-01), None

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