Adjustable speed gas spring

Brakes – Internal-resistance motion retarder – Resistance alters relative to direction of thrust member

Patent

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Details

Other Related Categories

188319, 18832215, 267 6411, F16F 950

Type

Patent

Status

active

Patent number

054602513

Description

ABSTRACT:
An adjustable speed gas spring primarily adapted for use has 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.

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