Cylinder-and-piston rod device

Details Cylinder-and-piston rod device Cylinder-and-piston rod device

1979-10-29

1981-12-01

Reger, Duane A.

Spring devices

Vehicle

Comprising compressible fluid

188300, 267120, F16F 902

Patent

active

043032311

ABSTRACT:
In the illustrative embodiments disclosed, a pressurized cylinder-and-piston rod device, such as a gas spring, includes structure for releasably retaining the piston rod at a terminal position within the cylinder against the fluid pressure tending to expel it. Provision is also made for the fluid pressure to aid in further withdrawing the piston rod into the cylinder after the retaining structure has been engaged.

REFERENCES:
patent: 3762514 (1973-10-01), Freitag
patent: 3938793 (1976-02-01), Kaptanis et al.
patent: 4063723 (1977-12-01), Wingen
patent: 4113071 (1978-09-01), Muller et al.
patent: 4156523 (1979-05-01), Bauer
patent: 4166012 (1979-09-01), Freitag et al.

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