Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Automatic circuit-interrupting devices
Patent
1983-09-02
1985-10-22
Martin, John C.
Electricity: magnetically operated switches, magnets, and electr
Electromagnetically actuated switches
Automatic circuit-interrupting devices
335195, 335201, H01H 7710
Patent
active
045491534
ABSTRACT:
A residential or commercial circuit breaker of the narrow width type, typically having a width of 3/4 inch or 1 inch, is provided with a magnetically permeable slot motor 102 mounted within the case 2 and around both current carrying conductors 8 and 12 for concentrating magnetic repulsive force and boosting the contact separating force.
REFERENCES:
patent: 2618716 (1952-11-01), Boller et al.
patent: 3081386 (1963-03-01), Koenig et al.
patent: 3185059 (1974-06-01), Spoelman
patent: 3488610 (1970-01-01), Powell
patent: 4056798 (1977-11-01), Malick
patent: 4077025 (1978-02-01), Slade et al.
patent: 4266210 (1981-05-01), Mrenna et al.
Forsell Kenneth A.
Theisen Peter J.
Andrews George
Eaton Corporation
Martin John C.
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