Temperature operated switch construction, terminal block therefo

Details Temperature operated switch construction, terminal block therefo Temperature operated switch construction, terminal block therefo

1991-04-19

1992-09-15

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

Expansible or vaporizable fluid actuated

337122, H01H 3736, H01H 8700

Patent

active

051481421

ABSTRACT:
A temperature operated switch construction, terminal block therefor and methods of making the same are provided, the switch construction comprising a housing, a movable switch arm carried in the housing, a temperature actuated unit disposed in the housing and being operatively interconnected to the switch arm to cause movement of the arm beneath operating positions thereof in relation to the temperature being sensed by the temperature actuated unit, the housing comprising a main part and a removable terminal block carried by the main part, the terminal block carrying a switch unit that is operatively associated with the switch arm so that the switch unit is in a first condition thereof when the switch arm is in a first operating position thereof and the switch unit is in a second condition thereof when the switch arm is in a second operating position thereof, the switch unit comprising a reed switch and the switch arm carrying a magnet for operating the reed switch to the conditions thereof as the switch arm is moved to the positions thereof.

REFERENCES:
patent: 4054245 (1977-10-01), Bennetsen et al.
patent: 4246457 (1981-01-01), Teichert et al.

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