H - Electricity – 02 – H
Patent
H - Electricity
02
H
317/11
H02H 3/08 (2006.01) H01H 3/00 (2006.01) H01H 35/24 (2006.01) H01H 71/00 (2006.01)
Patent
CA 1104638
ABSTRACT OF THE DISCLOSURE Electrical on-off switching system, particularly for process control, having a bimodal operation with a first operational, low current, mode response and second emergency, high current, mode, comprising multiple sets of switch contacts and separate linkage for the first and second modes arranged such that the spreading of switch contacts for electrical circuit interruption is less in the first mode than in the second and further comprising a snap action in both modes of operation and non-interference between the linkages providing the two modes of operation.
271469
Fetherstonhaugh & Co.
Stoger Helmut
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