Class 236/66 - Expanding solid

Subclass of Class 236 - Automatic temperature and humidity regulation
Definition: Air relief-valves controlled by a thermostat only, the thermostat
No. of patents: 4
Last issue date: 03/26/2002

Number	Title	Issue Date
6360957	Thermally reactive radiator closure assembly A thermally reactive closure assembly for sealing a filler neck opening of a radiator and for controlling the fluid flow from the radiator through a passageway. The closure assembly includes a cap member and a vent valve associated with the passageway. Th...	03/26/2002
5909843	Steam radiator exhaust valve An exhaust valve for threading into a street elbow threaded into an exhaust port of a conventional steam radiator that includes a base portion, a cap portion supported by the base portion, and a bimetallic arm contained in the cap portion. The base portio...	06/08/1999
4828169	Adjustable air valve An adjustable air valve for steam radiators, comprising a cylindrical valve body of seamless brass having a predetermined outer diameter; an upper circular disc cap closing off the top end of said valve body; a lower circular disc cap closing off the lowe...	05/09/1989
4337849	Energy management damper A conventional shock absorber is modified by adding a valve cage to the rod nd and providing an additional cylinder outside the shock absorber to form an annular reservoir outside the shock absorber. Temperature sensitive valves open when oil heats to a po...	07/06/1982

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