Electromagnetic shield for electromagnetic apparatus

Details Electromagnetic shield for electromagnetic apparatus Electromagnetic shield for electromagnetic apparatus

1988-07-13

1989-02-21

Kozma, Thomas J.

Inductor devices

With closed coil or conductor member

336 84C, 336174, 336182, 336184, 336212, H01F 1504, H01F 2728

Patent

active

048068969

ABSTRACT:
An electromagnetic shield for electromagnetic apparatus comprises a plurality of shield coils (2-7) wound intermittently on a looped magnetic core (11). Same polarity terminals of the shield coils are connected to form current paths which prevent external fluxes .phi..sub.1, .phi..sub.2 from entering into the core.

REFERENCES:
patent: 1722444 (1929-07-01), Reiche
patent: 3453574 (1969-07-01), DeParry
patent: 4249153 (1981-02-01), Paton et al.
patent: 4524342 (1985-06-01), Mas
patent: 4649639 (1987-03-01), Mas

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