Valve for mixing cold and hot water

Details Valve for mixing cold and hot water Valve for mixing cold and hot water

2006-08-08

2006-08-08

Tanner, Harry B. (Department: 3744)

Automatic temperature and humidity regulation

Mixing fluid of dissimilar temperature

Having oscillating or reciprocating valve

C236S012230, C236S09300A

Reexamination Certificate

active

07086602

ABSTRACT:
A valve includes a housing having an inlet opening and an inlet orifice for receiving cold and hot water, a barrel slidably received in the housing and movable to control the cold and the hot water to flow into the housing. A stem is secured to the barrel and shortenable and lengthenable by different water temperature, to control the flowing of the cold and the hot water into the housing. A conduit is secured to the housing and a spring is received in the conduit, to bias against the stem. The conduit includes a passage to allow the water to flow in and out of the conduit, and to allow the spring to be quickly shortened and lengthened by different water temperature.

REFERENCES:
patent: 3929283 (1975-12-01), Delpla
patent: 4760953 (1988-08-01), Trubert
patent: 6079625 (2000-06-01), Lebkuchner
patent: 6095176 (2000-08-01), Yang
patent: 6123094 (2000-09-01), Breda
patent: 6123105 (2000-09-01), Yang
patent: 6988669 (2006-01-01), Nember

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