Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Multiple contact type
Patent
1990-03-29
1991-02-05
Broome, H.
Electricity: magnetically operated switches, magnets, and electr
Electromagnetically actuated switches
Multiple contact type
335131, 74 7R, H01H 5108
Patent
active
049908740
ABSTRACT:
A core and contact assembly for a solenoid switch in which a circumferential belt-shaped attractive force generating portion is formed on one surface of a core, a recess is formed in the attractive force generating portion, a removed portion is also formed in the core radially outwardly of the recess. Stationary contacts are disposed within the recess, and conductor portions extend from the stationary contacts to the other surface of the core through the removed portion. In order to insulatably secure the stationary contacts and the conductor portion with respect to the core, a resinous molded portion is provided, and a cover axially extending from the interior of the recess for surrounding around the stationary contacts is provided.
REFERENCES:
patent: 4862123 (1989-08-01), Gray et al.
patent: 4907464 (1990-03-01), Isozumi
Broome H.
Mitsubishi Denki & Kabushiki Kaisha
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