Thermostatic switch

Details Thermostatic switch Thermostatic switch

Filed on

1976-05-19

Date issued

1977-09-20

Examiner

Beha, Jr., William H.

Patent Class

Electricity: electrothermally or thermally actuated switches

SubClass

Thermally actuated switches

SubSubClass

Expansible or vaporizable fluid actuated

Other Related Categories

200 67D, 337323, H01H 3740

Type

Patent

Status

active

Patent number

040500462

Description

ABSTRACT:
An improved thermostatic switch which employs a pressure linear thermal power element and a simplified diaphragm motion translating and amplifying means while dispensing with need for diaphragm loading spring. It features a one piece motion transmitting lever between the diaphragm and electric switch operator, and an improved snap-action switch operating mechanism. A one-piece molded insulating housing, and an improved knob coupling member on the temperature range adjusting shaft are employed.

REFERENCES:
patent: 2784272 (1957-03-01), Carter
patent: 2821588 (1958-01-01), Fisher

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