Automatic temperature and humidity regulation – Snap-acting – Including a permanent magnet
Patent
1983-05-13
1984-07-17
Tapolcai, William E.
Automatic temperature and humidity regulation
Snap-acting
Including a permanent magnet
236 87, 236101C, G05D 2310
Patent
active
044601247
ABSTRACT:
An improved thermally actuated valve assembly having a double throw feature comprises three ports in which two passage routes are provided through the valve; one passage route connecting ports one and two and the other passage route connecting ports two and three. A snap acting strip type bimetallic member vertically mounted in the valve serves as a thermal element and valve member to cause a change in communication from one of the passage routes to the other.
REFERENCES:
patent: 82565 (1868-09-01), Tamkin
patent: 1622778 (1927-03-01), Fowler
patent: 3506194 (1970-04-01), Resseguie
patent: 3704697 (1972-12-01), Weymann
patent: 3954222 (1976-05-01), Bjorklund et al.
Chalmin Jean-Pierre
Doherty, Jr. John
Haug John A.
McAndrews James P.
Sharp Melvin
Tapolcai William E.
Texas Instruments Incorporated
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