Snap acting thermal switches and method of assembling and adjust

Details Snap acting thermal switches and method of assembling and adjust Snap acting thermal switches and method of assembling and adjust

1999-02-25

2000-06-20

Picard, Leo P.

Electricity: electrothermally or thermally actuated switches

Thermally actuated switches

With bimetallic element

337333, 337342, 337349, 337360, 29622, H01H 3754, H01H 3704, H01H 1100

Patent

active

060782463

ABSTRACT:
A method and apparatus for setting striker pin length and armature spring force in a thermal switch. An armature support structure is deformed in order to adjust armature spring force with the result of a spring force which remains constant over time and thermal cycling.

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patent: 4970485 (1990-11-01), Wahls
patent: 5043690 (1991-08-01), Wahls
patent: 5121095 (1992-06-01), Ubukata et al.
patent: 5285183 (1994-02-01), Asada

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