Combination pneumatic spring and shock absorbing apparatus

Details Combination pneumatic spring and shock absorbing apparatus Combination pneumatic spring and shock absorbing apparatus

1985-04-29

1987-01-13

Reger, Duane A.

Spring devices

Vehicle

Comprising compressible fluid

188282, 188317, 18832215, 18832218, 267 6424, 267124, F16F 904, F16F 9348, F16F 936

Patent

active

046359095

ABSTRACT:
A novel spring-loaded damping unit having a piston mounted for sliding movement within an enclosed cylindrical housing, the piston being provided with a throttle for a controlled exchange of pressure between chambers on opposite sides of the piston wherein the throttle comprises one or more steel washers biased against seats engaging outer and inner peripheral positions on opposite surfaces of the washer. In the case of more than one washer a resilient layer may be provided between them.

REFERENCES:
patent: 2227862 (1941-01-01), Redfield
patent: 3164225 (1965-01-01), de Carbon
patent: 3256961 (1966-06-01), de Carbon
patent: 3312312 (1967-04-01), de Carbon
patent: 3954256 (1976-05-01), Keijzer et al.
patent: 4335750 (1982-06-01), Bauer et al.
patent: 4383595 (1983-05-01), Schnitzius
H. Gold, Dissertation entitled Uber das Dampfungsverhalten von Kraftfahrzeug-Gasfedern (Aachen: Rheinisch-Westfalischen Technical Univesity, 1973 ).

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