Brakes – Internal-resistance motion retarder – Having a thrust member with a variable volume chamber
Patent
1984-07-12
1986-09-02
Stoner, Jr., Bruce H.
Brakes
Internal-resistance motion retarder
Having a thrust member with a variable volume chamber
18832213, 294 88, 403 34, 403117, 414719, 901 28, F16F 914
Patent
active
046090819
ABSTRACT:
A hydraulic snubber suitable for a skidding grapple or the like in which a twisted figure eight housing is provided to oppose free swinging in two mutually perpendicular horizontal directions, each portion of the figure eight body having a cylinder housing a rotor with each rotor and cylinder having radially extending vanes equipped with flexible, orifice equipped vane extensions.
REFERENCES:
patent: 1556790 (1925-10-01), Helfinstine
patent: 1843682 (1932-02-01), Kinnear
patent: 1852755 (1932-04-01), Peo
patent: 2314493 (1943-03-01), Guy
patent: 2790520 (1957-04-01), Kuhn
patent: 3419114 (1968-12-01), Rumsey
patent: 3497241 (1970-02-01), Jones
patent: 3592503 (1971-07-01), Lundberg
patent: 4181343 (1980-01-01), Lindquist
ESCO Corporation
Gilday Michael P.
Stoner Jr. Bruce H.
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