Electromagnetic coordinate switching device

Details Electromagnetic coordinate switching device Electromagnetic coordinate switching device

1975-09-09

1976-09-21

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Multiple contact type

335152, H01H 6714

Patent

active

039822168

ABSTRACT:
A divisional excitation type coordinate switching device featuring a single magnetic shunt plate and preformed elongate excitation coils arranged on the top and bottom sides thereof and each surrounding a row or column of switching elements. Terminal blocks are secured to the four sides of the shunt plate, enabling arrangement of component parts in a fully developed formation. Outstanding among the advantages gained are substantial reduction in winding cost and overall size, ease of assembling and improved operational reliability.

REFERENCES:
patent: 3487344 (1969-12-01), Takamura et al.
patent: 3868610 (1975-02-01), Salam
patent: 3900807 (1975-08-01), Hamada et al.

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