Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – With arc-suppression or extinguishing means
Patent
1993-08-20
1994-08-09
Donovan, Lincoln
Electricity: magnetically operated switches, magnets, and electr
Electromagnetically actuated switches
With arc-suppression or extinguishing means
335172, 200144R, H01H 930
Patent
active
053370317
ABSTRACT:
A molded case circuit breaker controlled by an electronic trip unit is cost-competitive with electromagnetic circuit interruption devices. A novel contact arm assembly and shield arrangement in combination with a contact arm spacer and operating cradle interface reduces the assembly time and the number of operating components to effect significant cost savings.
REFERENCES:
patent: 4829147 (1989-05-01), Schiefen et al.
patent: 4891617 (1990-01-01), Beatty et al.
patent: 5260533 (1993-11-01), Livesey et al.
Arnold David
Castonguay Roger N.
Glabau Frederic W.
Morgan Roger J.
Reyes Thomas T. B.
Donovan Lincoln
General Electric Company
Mennelly Richard A.
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