Hydraulic shock absorber

Details Hydraulic shock absorber Hydraulic shock absorber

1975-09-24

1977-03-08

Blix, Trygve M.

Brakes

Internal-resistance motion retarder

With means compensating for change in temperature or viscosity

188282, 188298, 188314, 267 64R, F16F 952

Patent

active

040108295

ABSTRACT:
A hydraulic shock absorber which comprises a piston rod inserted into a cylinder assembly; a piston fixed to the inner end of the piston rod to divide the internal space of the cylinder assembly into first and second oil chambers; and passage means designed to attain communication between both chambers and provided with an opening-variable orifice whose opening area automatically varies with the temperature of damping oil, wherein the damping property of said shock absorber is always kept constant independently of changes in the temperature of damping oil.

REFERENCES:
patent: 2212259 (1940-08-01), Binder
patent: 2378417 (1945-06-01), Linsley
patent: 2723006 (1955-11-01), Wyeth
patent: 2881869 (1959-04-01), Yarrick
patent: 3194547 (1965-07-01), Avner
patent: 3791494 (1974-02-01), McNalley
patent: 3882977 (1975-05-01), Watanabe
patent: 3887174 (1975-06-01), Whelan et al.

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