Electro-magnetic switching apparatus having electrically separat

Details Electro-magnetic switching apparatus having electrically separat Electro-magnetic switching apparatus having electrically separat

1977-05-10

1978-09-26

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Multiple contact type

335197, H01H 6702

Patent

active

041174283

ABSTRACT:
An improved electromagnetic switching apparatus including a housing, a plurality of movable contact bridges mounted on a contact bridge carrier, first fixed contact elements which extend around one end of the contact bridges and are coupled to terminal elements for the first fixed contact elements, and electrically-separated second fixed contact elements disposed at the other end of the contact bridges on both sides thereof. The improvement of the invention comprises the provision of means for selectively electrically connecting the second fixed contact elements to a common terminal element.

REFERENCES:
patent: 3253092 (1966-05-01), Landow
patent: 3781727 (1973-12-01), Pollwann et al.

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