Rod and piston connection for hydraulic devices

Details Rod and piston connection for hydraulic devices Rod and piston connection for hydraulic devices

1976-10-20

1978-09-19

Cohen, Irwin C.

Power plants

Pressure fluid source and motor

Pulsator

91422, 92129, F15B 708

Patent

active

041143787

ABSTRACT:
A hydraulic device includes a rod connected with a piston for limited axial movement relative thereto for opening a passage through the piston while pulling on same and closing the passage while pushing on same. The rod and piston are connected by a separable coupling including cooperating coupling parts formed integrally on the rod and piston for connecting and disconnecting the rod and piston by relative lateral movement therebetween.

REFERENCES:
patent: 2246141 (1941-06-01), Main
patent: 2654560 (1953-10-01), Smith
patent: 3002466 (1961-10-01), Read
patent: 3174286 (1965-03-01), Erickson
patent: 3542408 (1970-11-01), Lowrey
patent: 3564978 (1971-02-01), Flitz

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