Adjustable hydraulic dashpot

Details Adjustable hydraulic dashpot Adjustable hydraulic dashpot

1975-08-06

1976-11-09

Halvosa, George E. A.

Brakes

Internal-resistance motion retarder

Having a thrust member with a variable volume chamber

16 52, 138 43, 138 46, 188318, 188322, F16F 934

Patent

active

039905489

ABSTRACT:
A hydraulic dashpot having a pressure tube with a port defining a metering orifice through which fluid is metered upon application of impact forces to a piston assembly slidable in the pressure tube, and wherein the pressure tube is rotatable for adjusting the position of the orifice relative to a spiral valve edge for varying the effective area of the orifice.

REFERENCES:
patent: 1613782 (1927-01-01), Bauer
patent: 2148839 (1939-02-01), Rossman et al.
patent: 2627405 (1953-02-01), Hlatko et al.
patent: 3425522 (1969-02-01), Gryglas
patent: 3645365 (1972-02-01), Bomek
patent: 3666256 (1972-05-01), Ellis et al.
patent: 3731770 (1973-05-01), Bindon

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