Adjustable speed gas spring

Details Adjustable speed gas spring Adjustable speed gas spring

1995-10-23

1996-12-03

Young, Lee W.

Brakes

Internal-resistance motion retarder

Resistance alters relative to direction of thrust member

188319, 18832215, 267 6411, F16F 950

Patent

active

055798748

ABSTRACT:
An adjustable speed gas spring primarily adapted for use as a part of a door closing mechanism. The gas spring includes a piston assembly which is disposed within an elongated fluid chamber and which upon relative rotation of the shaft with respect to the tubular body, permits the user to adjust the shaft extension velocity. The gas spring is fully functional in any shaft orientation.

REFERENCES:
patent: 4438833 (1984-03-01), Schafer
patent: 4467899 (1984-08-01), Molders et al.
patent: 4796871 (1989-01-01), Bauer et al.
patent: 5460251 (1995-10-01), Jefferies

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