Automatic temperature and humidity regulation – Thermostatic – Expanding solid
Patent
1997-04-30
1998-08-11
Tapolcai, William E.
Automatic temperature and humidity regulation
Thermostatic
Expanding solid
236 93A, G05D 2312
Patent
active
057915571
ABSTRACT:
A thermostatic valve includes a valve housing and a preassembled construction unit insertable into the valve housing to form a complete assembly. The valve housing is stepped with a widest section closest to an insertion opening. The preassembled construction unit includes a thermostatic working element with restoring spring and movable valve elements.
REFERENCES:
patent: 2584877 (1952-02-01), Hoffman et al.
patent: 3506192 (1970-04-01), Otto
patent: 3913831 (1975-10-01), Talak
patent: 4190198 (1980-02-01), Casuga et al.
patent: 4536346 (1985-08-01), Duprez
patent: 5228618 (1993-07-01), Afshar
Search Report Apr. 25, 1997 Germany.
Behr Thermot-tronik GmbH & Co.
Tapolcai William E.
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