Thermally responsive valve device

Details Thermally responsive valve device Thermally responsive valve device

1980-04-03

1981-01-27

Tapolcai, Jr., William E.

Automatic temperature and humidity regulation

Snap-acting

Including a permanent magnet

236 87, 236101B, 236101C, G05D 2310

Patent

active

042470412

ABSTRACT:
A thermally responsive valve device comprises a body member having an inlet port and outlet ports, a first passage communication between the inlet port and one of the outlet ports, a second passage communication between the inlet port and the other of the outlet ports, a valve seat positioned in the both passages, a valve means movable into and out of engagement with the valve seat, a bimetal disc movable in response to variations in temperature to close and open the first passage and second passage simultaneously.

REFERENCES:
patent: 3972472 (1976-08-01), Kawabata
patent: 4026464 (1977-05-01), Doherty, Jr.
patent: 4076172 (1978-02-01), Inada et al.
patent: 4117976 (1978-10-01), Doherty, Jr.
patent: 4135487 (1979-01-01), Hays
patent: 4144998 (1979-03-01), Wakabayashi et al.

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