Thermal protector

Details Thermal protector Thermal protector

1991-05-30

1992-10-13

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

With bimetallic elements

337380, 313623, 445 26, H01H 4502, H01H 3704, H01H 7116

Patent

active

051554631

ABSTRACT:
An electrode mount with a stationary electrode and a movable electrode facing each other, the movable electrode including a snap-acting and thermosensitive element which comes into contact with and out of contact with the stationary electrode, fixed thereon by a frit glass bead is encased in a glass envelope having an opening at one end thereof. A sealed portion for sealing the frit glass bead and the opening of the glass envelope is formed by melting frit glass therebetween.

REFERENCES:
patent: 3568310 (1971-03-01), Neuber
patent: 4866341 (1989-09-01), Ichiga et al.
patent: 4937494 (1990-06-01), Dunn

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