Electricity: electrothermally or thermally actuated switches – Thermally actuated switches
Patent
1995-01-11
1996-11-26
Donovan, Lincoln
Electricity: electrothermally or thermally actuated switches
Thermally actuated switches
337300, H01H 3700
Patent
active
055789820
ABSTRACT:
The temperature limiter comprises a ceramic box (3) communicating with at least one ceramic tube (1) which comprises a pellet (2) of alloy with determined Curie temperature, a magnet (6) fast with a plunger (7) comprising adjustment means (7a, 7b, 8) for recovering the functional clearances, said means cooperating inside the box (3) with an elastic blade (5) stressed so as to perform the role of a return spring to exert a force of pressure capable of controlling opening and closure of the contacts (4a, 5a).
REFERENCES:
patent: 4288770 (1981-09-01), Gillette
patent: 4878038 (1989-10-01), Tsai
Cotherm
Donovan Lincoln
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