Piston having valves for a damper

Brakes – Internal-resistance motion retarder – Valve structure or location

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Details

92 9, 92143, 188282, 18832218, F16F 934, F15B 1522

Patent

active

044973942

ABSTRACT:
The piston comprises, fixed on a rod (9), a central element constituted by a thin perforated disc (8), and two lateral elements (6, 7) in which are provided valve members (21, 22) which cooperate with seats defined by the disc (8). The piston (1) is guided in a cylinder (2) by a ring (16) carried by the lateral elements (6, 7).

REFERENCES:
patent: Re16582 (1927-04-01), Morinelli
patent: 1455265 (1923-05-01), Rabb
patent: 1457122 (1923-05-01), Ree
patent: 2877071 (1959-03-01), Arnot
patent: 2986125 (1961-05-01), Young et al.
patent: 3139008 (1964-06-01), Haanes
patent: 4050359 (1977-09-01), Mayer
patent: 4085925 (1978-04-01), Peddinghaus et al.
patent: 4359229 (1982-11-01), Cattaneo
patent: 4418802 (1983-12-01), Fukushima et al.

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