H - Electricity – 01 – H
Patent
H - Electricity
01
H
306/353
H01H 1/26 (2006.01) H01H 1/029 (2006.01)
Patent
CA 1122248
(Case No. 6983) NON-WELDABLE CONTACT FOR A FAIL-SAFE RELAY ABSTRACT OF THE DISCLOSURE A fail-safe multiple transfer contact assembly in- cluding a plurality of front, back and heel contact ele- ments. The contact elements include elongated leaf spring members which are fixed to a molded insulative contact block. A silver contact button is riveted to the free ends of the front and back leaf spring members while a silver impregnated carbon contact block is soldered to the free end of the heel leaf spring member so that neither the front and back contacts cannot become welded to the heel contact.
326695
American Standard Inc.
Fetherstonhaugh & Co.
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