Fluid handling – Systems – Programmer or timer
Patent
1979-10-12
1981-11-03
Nilson, Robert G.
Fluid handling
Systems
Programmer or timer
91 38, 222 70, F16K 3112
Patent
active
042980240
ABSTRACT:
Pneumatic Actuator and timing means to provide a selectively timed control signal including a base means to receive a supply of pressurized fluid in chamber means to direct flow of fluid through the base means to signal output port to provide a selectively timed output signal.
REFERENCES:
patent: 2619073 (1952-11-01), Brooks
patent: 2973781 (1961-03-01), Cadella
patent: 3605554 (1971-09-01), Philbrick
Nilson Robert G.
Steutermann Edward M.
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