Valve actuator

Details Valve actuator Valve actuator

1994-06-02

1995-10-31

Reid, Stella

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Valve or body therefor

Patent

active

D03637611

REFERENCES:
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Fisher Controls, "Type 657 and 667 Diaphragm Acutators", Bulletin 61.1:657, Apr. 1992.
Fisher Controls, "470 Series Piston Actuators", Bulletin 61.2:470, Jul. 1993.
Fisher Controls, "Type 585 and 585R Piston Actuators", Bulletin 61.2:585, Jul. 1993.

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