Telescopic cylinder

Details Telescopic cylinder Telescopic cylinder

1985-06-24

1986-02-04

Maslousky, Paul E.

Motors: expansible chamber type

Single chamber formed by mutually relatively movable...

92 52, 92 53, 91508, F01B 720

Patent

active

045678111

ABSTRACT:
A fluid operated cylinder device particularly adapted to lift a load relative to a load support includes a hollow casing having a closed end for attachment to the load support; an elongated rigid rod extending lengthwise of the casing and having a first end arranged within the casing and rigidly fixed to its closed end and a second end disposed outwardly of the casing for attachment to the load support; at least one open ended fluid operated cylinder arranged intermediate the casing and rod for sliding movements lengthwise thereof, such cylinder having an outer end disposed outwardly of the casing for attachment to the load; and fluid means for introducing and withdrawing fluid from the casing for effecting sliding movements of the cylinder and lifting and lowering of the load. Single and double acting embodiments of the cylinder device are disclosed.

REFERENCES:
patent: 1482256 (1924-01-01), Prall
patent: 2533959 (1950-12-01), Rothschild
patent: 2720865 (1955-10-01), Perdue
patent: 3010752 (1961-11-01), Geffner

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