Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Contact composition or structure
Patent
1987-02-05
1988-09-27
Goldberg, E. A.
Electricity: magnetically operated switches, magnets, and electr
Electromagnetically actuated switches
Contact composition or structure
335160, 335132, H01H 148, H01H 150
Patent
active
047744847
ABSTRACT:
An apparatus is disclosed for mounting an auxiliary contact external to an electromagnetically operated electrical contactor so that the auxiliary contact may be operated by a carrier of the contactor. The apparatus comprises: a wall of the auxiliary contact; at least one rib projecting from the wall of the auxiliary contact, the at least one rib arranged to be matingly inserted into at least one slot in an external side of the contactor so that the rib attaches the auxiliary contact to the contactor; and, a flexible lever formed from a portion of the wall, and the lever locks into a mating structure when the rib attaches the auxiliary contact to the contactor in order to lock the auxiliary contact in position on the external side of the contactor.
REFERENCES:
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patent: 3388353 (1968-06-01), Isler
patent: 3449701 (1969-06-01), Busck
patent: 3639866 (1972-02-01), Kane
patent: 3949333 (1976-04-01), Freitag et al.
patent: 3962658 (1976-06-01), Zunft et al.
patent: 4345225 (1982-08-01), Lemmer
patent: 4578659 (1986-03-01), Suter et al.
Lehman Lewis M.
Sehmer Robert W.
Donovan Lincoln
Goldberg E. A.
Guttman R. T.
Johnston A. S.
Square D Company
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