Temperature responsive electrical switch construction, parts the

Details Temperature responsive electrical switch construction, parts the Temperature responsive electrical switch construction, parts the

1980-09-15

1982-11-02

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

Expansible or vaporizable fluid actuated

200 67B, 337409, H01H 3744

Patent

active

043575897

ABSTRACT:
A temperature responsive electrical switch construction having electrical contacts operated by a stem of a piston and cylinder type thermal device carried by the construction, the contacts comprising a plurality of pairs of cooperating contacts arranged to have each cooperating pair thereof operated serially by the stem as the thermal device senses different predetermined temperatures. Each pair of cooperating contacts comprises a fixed contact and a movable contact. The construction has a plurality of terminals projecting therefrom and being substantially parallel to each other and to the stem, the fixed contacts being respectively carried by the terminals.

REFERENCES:
patent: 3327946 (1967-06-01), Benson
patent: 3573409 (1971-04-01), Jeffrey et al.
patent: 3771088 (1973-11-01), Sliger

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