Electric switchgear

Details Electric switchgear Electric switchgear

1993-11-08

1995-02-28

Donovan, Lincoln

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

With longitudinally expansible solid element

337327, 337380, H01H 3704

Patent

active

053941349

ABSTRACT:
An electric switchgear having at least one switching element that is a semiconductor with a temperature-dependent resistance, which includes a housing joined together from a metal cap and a closing element made of plastic. Contact tabs of the switching element are inserted into recesses of the closing element, and the metal cap and the closing element are connected with one another by a joining element made of plastic which is cast on on the outside and which surrounds the edge of the metal cap and surrounds the closing element at least partially.

REFERENCES:
patent: 4091354 (1978-05-01), Deubel et al.
patent: 4225841 (1980-09-01), Saur et al.
patent: 4318073 (1982-03-01), Rossler, Jr. et al.
patent: 4580123 (1986-04-01), Roller et al.

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