Radiator vent valve

Details Radiator vent valve Radiator vent valve

1983-03-21

1988-08-23

Cohan, Alan

Automatic temperature and humidity regulation

Air-relief valves

Radiator type

137202, F16T 108

Patent

active

047655372

ABSTRACT:
An improved radiator vent valve includes a freely movable float in a cylindrical casing. The float is formed from a solid sphere of polypropylene. The float normally rests on a bimetallic thermostatic strip which has its ends folded under. The thermostatic strip rests on the bottom wall of the casing and is held in place by gravity, i.e., no fasteners or mechanical connection is made to the thermostatic strip.

REFERENCES:
patent: 1490940 (1924-04-01), Russell
patent: 1912867 (1933-06-01), Thibodeau
patent: 2188441 (1940-01-01), Magee
patent: 2334047 (1943-11-01), Tuttle
patent: 4325398 (1982-04-01), Green

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