Switch for water boiling appliance such as a kettle

Details Switch for water boiling appliance such as a kettle Switch for water boiling appliance such as a kettle

A - Human Necessities

47

J

A47J 27/21 (2006.01) H01H 37/32 (2006.01) H01H 37/34 (2006.01)

Patent

CA 2412033

A steam-responsive switch for use in an electrical water boiling appliance comprises a main body (12) from which extends a tubular portion (13) having at or near its leading end a heat responsive bimetal (16) extending across the mouth thereof which changes shape above a predetermined temperature defining a chamber behind the member and at the opposite face of the main body (12) an electrical contact pair, the bimetal (16) engaging on its rear face a slidable pushrod (20) which extends through the main body (12) in a sealed manner to act on the electrical contact pair, the tubular portion having a steam/air vent (64) at one side thereof adjacent the rear face of the bimetal (16).

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