.~ Plural diverse similar art-type devices in single switch
DEFINITION
Classification: 337/35
(under subclass 14) Subject matter including significant details of two or more thermal current responsive devices cooperatively acting to control a single switch whereby an electrical circuit is opened or closed as a result of existing conditions in both or all of the thermal current responsive devices.
SEE OR SEARCH THIS CLASS, SUBCLASS:
38+, for plural electrothermal bimetallic elements combined with a single mechanical contact operating means.
144, for plural electrothermal fuses in a single switch.
335+, for plural thermal actuated bimetallic devices in a single switch.
SEE OR SEARCH CLASS
60, Power Plants, 516+, for expansion and contraction type power plants with plural diverse electrothermal switches in the control circuit.
200, Electricity: Circuit Makers and Breakers, appropriate subclasses, especially
81+, for fluid pressure control switches with plural operators.
219, Electric Heating,
510+, for electrical heating devices with plural electrothermal operated switches in the supply circuit.
236, Automatic Temperature and Humidity Regulation,
91+, for thermostatic control or regulating means with plural thermally operated elements.
340, Communications: Electrical,
584+, for alarm systems with diverse temperature sensors.
