Valve driving apparatus

Details Valve driving apparatus Valve driving apparatus

1980-01-03

1982-10-26

Maslousky, Paul E.

Expansible chamber devices

Displacement control of plural cylinders arranged in...

Adjustable abutment positioned within working chamber

92128, 92130C, 92138, 91 59, 137269, 251 58, 74104, F15B 1524, F01B 2904, F01B 900

Patent

active

043555667

ABSTRACT:
A valve driving apparatus comprising a case proper provided in the interior thereof with a movement conversion-transmission mechanism, a cylinder mechanism freely detachably fixed to one end of the case proper and a piston rod supporting mechanism freely detachably fixed to the other end of the case proper so as to be applicable to any kind of valve merely by the replacement of the mechanisms between which the case proper intervenes.

REFERENCES:
patent: 1347055 (1920-07-01), Peterson
patent: 3104592 (1963-09-01), Sheesley
patent: 3253518 (1966-05-01), Duemler
patent: 3614913 (1971-10-01), Clark
patent: 3818808 (1974-06-01), Shafer
patent: 4170169 (1979-10-01), Shafer

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