Expansible chamber devices – With overcenter means to bias working member in opposite...
Patent
1980-04-14
1986-04-22
Hershkovitz, Abraham
Expansible chamber devices
With overcenter means to bias working member in opposite...
92 59, 92 84, 92 94, F01B 3100
Patent
active
045834474
ABSTRACT:
Pneumatic diaphragm actuator having a driving rod for acting upon a push rod of a position controller through a return spring, wherein an inversion device when inserted between the diaphragm actuator and the position controller, inverts the force exerted upon the push rod by the driving rod.
REFERENCES:
patent: 2376348 (1945-05-01), Fox
patent: 2527814 (1950-10-01), Hanssen
patent: 2536435 (1951-01-01), Fox
patent: 2583502 (1952-01-01), Wiggins
patent: 3253610 (1966-05-01), Pahl
patent: 3683954 (1972-08-01), Press
patent: 3937244 (1976-02-01), Bible
Hershkovitz Abraham
Honeywell GmbH
Joike Trevor B.
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