Automatic temperature and humidity regulation – Snap-acting – Including a permanent magnet
Patent
1977-03-30
1979-03-20
Wayner, William E.
Automatic temperature and humidity regulation
Snap-acting
Including a permanent magnet
236 87, 236101A, 236101E, G05D 2310
Patent
active
041449983
ABSTRACT:
An improved thermally actuated valve assembly having a double throw feature comprises three ports in which two passages are provided among these three ports; one passage connecting ports one and two and the other passage connecting ports two and three. At a predetermined temperature a snap-acting bimetallic member causes a change in communication from one of the passages to the other.
REFERENCES:
patent: 2894392 (1959-07-01), McLaughlin
patent: 3383041 (1968-05-01), Stratynski
patent: 3542289 (1970-11-01), Ojala et al.
patent: 3853268 (1974-12-01), Schneider
Doherty, Jr. John
Wakabayashi Makoto
Haug John A.
McAndrews James P.
Tapolcai, Jr. William E.
Texas Instruments Incorporated
Wayner William E.
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