Vehicle suspension system and height control valve therefor

Spring devices – Vehicle – Comprising compressible fluid

Reexamination Certificate

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Details

C267S064160, C267SDIG003, C280S006159

Reexamination Certificate

active

07028996

ABSTRACT:
A height control valve for controlling the relative height between a vehicle frame and a trailing arm suspension. The height control valve comprises a housing defining an interior chamber and having an inlet port fluidly connecting to a source of pressurized air. An air spring port is provided in the housing for fluidly connecting to an air spring. Additionally, an exhaust port is provided in the housing for fluidly connecting to the atmosphere. A valve is disposed within the interior chamber and is selectively operable between a fill position, an exhaust position, and a neutral position.

REFERENCES:
patent: 1555199 (1925-09-01), Gouirand
patent: 2790650 (1957-04-01), Boschi
patent: 2905430 (1959-09-01), Deist
patent: 2910305 (1959-10-01), Marette et al.
patent: 2948549 (1960-08-01), Schultz
patent: 2964311 (1960-12-01), Stelzer
patent: 3083059 (1963-03-01), Biszantz
patent: 3104114 (1963-09-01), Vogel
patent: 3563270 (1971-02-01), Denny
patent: 4756548 (1988-07-01), Kaltenthaler et al.
patent: 4809957 (1989-03-01), Schonfeld
patent: 4974861 (1990-12-01), Itoh et al.
patent: 4976104 (1990-12-01), Morris et al.
patent: 5048867 (1991-09-01), Gradert
patent: 5161579 (1992-11-01), Anderson, Jr.
patent: 5161817 (1992-11-01), Daum
patent: 5211449 (1993-05-01), Amtsfeld
patent: 5375819 (1994-12-01), Galazin et al.
patent: 5472227 (1995-12-01), Schönfeld et al.
patent: 5499845 (1996-03-01), Geiger et al.
patent: 5560591 (1996-10-01), Trudeau et al.
patent: 5651555 (1997-07-01), O'Reilly et al.
patent: 5724860 (1998-03-01), Sekiguchi et al.
patent: 5860450 (1999-01-01), Trudeau et al.
patent: 6089551 (2000-07-01), Haviland et al.
patent: 1144125 (1963-02-01), None
patent: 3045690 (1982-07-01), None
patent: 2 483 337 (1981-12-01), None
patent: 2 687 350 (1993-08-01), None
patent: WO 95/09093 (1995-04-01), None
patent: WO 95/29823 (1995-11-01), None
Communication pursuant to Article 96(2) EPC, dated Nov. 24, 2003 for Application No. 00 959 363.3-2421.

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