Snap-action servo mechanism

Details Snap-action servo mechanism Snap-action servo mechanism

1985-12-23

1987-03-03

Nilson, Robert G.

Fluid handling

Self-proportioning or correlating systems

Self-controlled branched flow systems

60736, F02C 712

Patent

active

046467742

ABSTRACT:
Snap-action operation of a servo diverter valve (70) and an associated pressure responsive switch (115) is achieved by controlling the pressurization and depressurization of the valve with a nozzle (140) operated by a pressure responsive bellows actuator (160) disposed in a chamber 145 having a flow restrictor 220 in an outlet thereof.

REFERENCES:
patent: 3420055 (1969-01-01), Lavash
patent: 3481356 (1969-12-01), McQueen
patent: 3522817 (1970-08-01), Raymond
patent: 4041697 (1977-08-01), Coffinberry

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