Suspension system for motor vehicles

Details Suspension system for motor vehicles Suspension system for motor vehicles

2005-07-12

2009-12-22

Siconolfi, Robert A (Department: 3657)

Brakes

Internal-resistance motion retarder

Cylinder structure

C188S322210, C188S322190, C267S064160, C267S064170

Reexamination Certificate

active

07635051

ABSTRACT:
A suspension system for motor vehicles with a level control for adjusting a predetermined height of the vehicle body is configured with at least one piston-cylinder unit which is provided with a work cylinder, a piston rod and a damping piston having damping valves, a pump of an oil reservoir, corresponding inlet lines and outlet lines from the oil reservoir, and corresponding inlet lines and outlet lines from the oil reservoir to the piston-cylinder unit, and vice versa, and the pump is configured with a pump piston and a drive unit. The piston-cylinder unit and the pump are constructed as separate subassemblies which are manufactured independently beforehand, and at least the piston-cylinder unit is filled with damping medium before the two subassemblies are mounted.

REFERENCES:
patent: 4993693 (1991-02-01), Lohr et al.
patent: 6474629 (2002-11-01), Beck et al.
patent: 6494441 (2002-12-01), Beck et al.
patent: 6553761 (2003-04-01), Beck
patent: 7118099 (2006-10-01), Beck
patent: 7306079 (2007-12-01), Beck
patent: 7344127 (2008-03-01), Beck

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