Door stop, in particular for motor vehicle doors

Details Door stop, in particular for motor vehicle doors Door stop, in particular for motor vehicle doors

1995-09-21

1996-12-24

Mah, Chuck Y.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Checks and closers

Liquid

16 56, 16 58, 16 82, 16DIG9, E05F 304

Patent

active

055863612

ABSTRACT:
A door stop including an hydraulic cylinder connectable to one of a door assembly part, a stop piston longitudinally displaceable in the hydraulic cylinder and connected with another part of the door assembly by a piston rod, and two spring-biased closing pistons located in two separate conduits formed in the stop piston for communicating two, spaced by the stop piston, pressure chambers formed in the cylinder, with a limited length conduit being formed in the hydraulic cylinder and by-passing the stop piston for directly communicating the pressure chambers.

REFERENCES:
patent: 3335451 (1967-08-01), Patriquin
patent: 3375542 (1968-04-01), Gray et al.
patent: 3887961 (1975-06-01), Saajos
patent: 4663800 (1987-05-01), Mettenleiter et al.
patent: 4937913 (1990-07-01), Jentsch
patent: 5095581 (1992-03-01), Sarto
patent: 5157806 (1992-10-01), Wartian

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