Class 337/339 - With interlocking

Subclass of Class 337 - Electricity: electrothermally or thermally actuated switches
Definition: Subject matter including means whereby the plural switching
No. of patents: 3
Last issue date: 11/17/1981

Number	Title	Issue Date
4301438	Adjustable force producing means for manually movable control levers in a space thermostat In a space thermostat having a control lever for setting the temperature set-point, a force producing means clamps the control lever to the thermostat casing through an elongated slot in the casing. A hollow, rigid thin-walled nut, a compressible anchor r...	11/17/1981
4240579	Thermostatically controlled heating system Efficiency of domestic heating systems is improved by a flue temperature responsive switch for intermittently shutting down the burner when temperature conditions are such as would cause extended operation of the burner in the absence of the switch. The t...	12/23/1980
4034327	Timing pulse generating switch The invention relates to a timing pulse generating switch assembly, particularly for the monitoring circuit of an oil or gas furnace, having at least one snap switch provided with a contact arm which carries the movable contact. The movable contact arm is...	07/05/1977

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