Electricity: electrothermally or thermally actuated switches – Thermally actuated switches – With fusible – combustible or explosive material
Patent
1983-12-02
1985-04-30
Broome, Harold
Electricity: electrothermally or thermally actuated switches
Thermally actuated switches
With fusible, combustible or explosive material
337409, H01H 3736
Patent
active
045147183
ABSTRACT:
A thermal cutoff construction, member therefor and methods of making the same are provided, the thermal cutoff construction having an electrical switching unit that changes its operating condition when the member therein melts by being heated to a certain temperature for the particular material that forms the member being utilized. The material of the member comprises 4-methylumbelliferone.
REFERENCES:
patent: 4075595 (1978-02-01), Plasko
Broome Harold
Emerson Electric Co.
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