Vibration damper unit

Details Vibration damper unit Vibration damper unit

1992-07-02

1994-10-11

Oberleitner, Robert J.

Brakes

Internal-resistance motion retarder

Using a rotary-type fluid damper

188318, 18832219, F16F 946

Patent

active

053538986

ABSTRACT:
In a vibration damper for a motor vehicle a flow path connecting a working chamber of the cylinder with a damping behavior control unit is confined by a flow path tube surrounding the cylinder. The flow path tube is provided adjacent its axial end portions with bead-shaped grooves accommodating respective sealing rings. These sealing rings are according to an illustrated example of the invention in engagement with an external surface of the cylinder. The bead-shaped grooves are obtained by non-cutting machining.

REFERENCES:
patent: 1552407 (1925-09-01), Almesan
patent: 2500708 (1950-03-01), Rossman
patent: 2695079 (1954-11-01), Brundrett
patent: 3966030 (1976-06-01), Sirven
patent: 4802561 (1989-02-01), Knecht et al.
patent: 4850460 (1989-07-01), Knecht et al.

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