Thermal relief valve

Details Thermal relief valve Thermal relief valve

1995-06-02

1997-06-24

Tapoical, William E.

Automatic temperature and humidity regulation

Thermostatic

With pressure control

236 93A, 236100, G09D 2312

Patent

active

056411197

ABSTRACT:
The present invention relates to a thermal relief valve that includes a main body with an inner annular surface that includes a shoulder proximal to one end of the main body. The relief valve also includes a spring that rests on the shoulder of the inner annular surface of the main body. The relief valve additionally includes a thermal actuator component with a cup section and a piston section attached to the cup section. The cup section is separated from the piston section by a shoulder. The shoulder rests upon the spring. The relief valve also includes an O-ring that rests upon the shoulder of the thermal actuator and a cap that rests upon an O-ring within the main body of the relief valve.

REFERENCES:
patent: 3167249 (1965-01-01), Moosmayer et al.
patent: 3182911 (1965-05-01), Drapeau
patent: 3194009 (1965-07-01), Baker
patent: 3302391 (1967-02-01), Mihm
patent: 3498537 (1970-03-01), Wong
patent: 3591078 (1971-07-01), Feinberg
patent: 3659783 (1972-06-01), Schwartz
patent: 4285467 (1981-08-01), Maltby

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