H - Electricity – 01 – H
Patent
H - Electricity
01
H
306/187
H01H 37/52 (2006.01) H01H 37/04 (2006.01)
Patent
CA 1186717
ABSTRACT OF THE DISCLOSURE A standard thermostatic switch, particularly one enclosed within a metallic casing, is provided with an in- sulating material, in the form of a sleeve, between the con- tacts or bimetallic elements and the metallic casing of the thermostat to aid in sealing the internal elements. The material is an aramide, particularly a copolymer of meta- phenylenediamine and isophthaloyl chloride, and preferably one marketed under the trademark "Nomex" by E.I. duPont deNemours & Co.
422866
Mantha & Seaby
Portage Electric Products Inc.
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