Electricity: electrothermally or thermally actuated switches – Thermally actuated switches – With bimetallic element
Patent
1985-07-02
1986-11-18
Broome, Harold
Electricity: electrothermally or thermally actuated switches
Thermally actuated switches
With bimetallic element
337112, H01H 3704, H01H 4502
Patent
active
046238662
ABSTRACT:
A cap and bracket assembly for a bimetallic disc actuated thermostatic switch comprises a metallic heat transfer bracket having an aperture therethrough and a metallic cup-shaped cap which is receivable on the housing or body of a thermostatic switch for containing a bimetallic disc. The cap comprises a main portion and a reduced terminal end portion, and the end portion is received in the aperture in the bracket and crimped or swaged to capture the bracket in intimate engagement between the main portion and terminal end portion so that maximum thermal transfer between the cap and the bracket is assured. The method of manufacturing the cap and bracket assembly comprises the steps of assembling the cap with the bracket and crimping or swaging the end portion of the cap to secure the bracket thereto.
REFERENCES:
patent: 544363 (1895-08-01), Martin
patent: 2907851 (1959-10-01), Moorhead et al.
patent: 3157768 (1964-11-01), Ladd et al.
patent: 3297845 (1967-01-01), Mertler
Broome Harold
Elmwood Sensors Inc.
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