Automatic temperature and humidity regulation – Thermostatic – With pressure control
Patent
1993-11-16
1994-11-29
Tapolcai, William E.
Automatic temperature and humidity regulation
Thermostatic
With pressure control
236 93B, G05D 2700
Patent
active
053682270
ABSTRACT:
A temperature limiting control valve for a shower head including a housing having an internal water chamber, a water diversion piston slidably mounted in the internal water chamber, a thermostat mounted in water diversion piston that is closed by a predetermined water temperature in the water chamber with a valve and valve seat being positioned to allow water to flow into the water diversion piston when the valve is in the unseated position and to substantially prevent water from flowing into the water diversion piston when the valve is in the unseated position and to substantially prevent water from flowing into the water diversion piston when the valve is in the seated position, a button mechanically connected to the water diversion piston chamber for resetting the water diversion piston, and an overflow passage external to the housing.
REFERENCES:
patent: 1791811 (1931-02-01), Giesler
patent: 2534378 (1950-12-01), Schlaich
patent: 3368758 (1968-02-01), Fraser
patent: 3938741 (1976-02-01), Allison
patent: 4180208 (1979-12-01), Obermaier
patent: 4281790 (1981-08-01), McGinnis
patent: 4336903 (1982-06-01), Zirps
patent: 4981261 (1991-01-01), Bergmann et al.
patent: 5123593 (1992-06-01), Rundle
Flickinger Don J.
Meschkow Jordan M.
Parsons Robert A.
Tapolcai William E.
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