Bellows actuator for condition responsive control device and met

Details Bellows actuator for condition responsive control device and met Bellows actuator for condition responsive control device and met

1992-09-14

1995-06-20

Lopez, F. Daniel

Expansible chamber devices

Bellows type expansible chamber

F16J 304

Patent

active

054253047

ABSTRACT:
A condition responsive control device comprising a case, a controller carried by the case, a linkage system supported by the case and coupled to the controller, and a condition responsive linkage actuator. The actuator comprises a convoluted bellows having an anchor convolution hermetically fixed to a bellows supporting housing. An anchor convolution mounting face and a housing bellows support zone are bonded together to secure the bellows to the support housing so that the bellows operates the linkage and controller in response to pressure differentials.

REFERENCES:
patent: 1992212 (1933-02-01), Horne
patent: 2083943 (1937-06-01), Clifford
patent: 2137303 (1938-11-01), Nelson
patent: 2271020 (1942-01-01), McMahon
patent: 2273307 (1942-02-01), Woods
patent: 2546365 (1951-03-01), Leveridge
patent: 2771781 (1956-11-01), Von Ranson
patent: 2779197 (1957-01-01), Embree
patent: 3157055 (1964-11-01), Medicus et al.
patent: 3232126 (1966-02-01), Pucciarello et al.
patent: 3933052 (1976-01-01), Cole

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