Temperature limiters

Details Temperature limiters Temperature limiters

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

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