Combined magnetic core

Details Combined magnetic core Combined magnetic core

1996-10-23

1998-05-05

Gellner, Michael L.

Inductor devices

Core

336212, 336178, 336 62, 252 6254, 252 6256, H01F 2708, H01F 1706, H01F 2724, C04B 3504

Patent

active

057480133

ABSTRACT:
A magnetic core includes a body made of polycrystalline ceramic and at least one localized gap made of a composite magnetic material. The gap may be preferably fixedly joined to the body by bonding or molding. The magnetic core has applications in inductors or transformers. The inductor preferably has a coil located on the body, which coil is preferably made of multistranded enameled wires.

REFERENCES:
patent: 1606777 (1926-11-01), Payne
patent: 2886529 (1959-05-01), Guillaud
patent: 3189550 (1965-06-01), Malinofsky
patent: 4199744 (1980-04-01), Aldridge et al.
patent: 4731191 (1988-03-01), Swihart
patent: 5025241 (1991-06-01), Bouillot et al.
Patent Abstract of Japan, vol. 9, No. 75 (E-306) Apr. 4, 1985, JP-A-59 210623 (Matsushita Denko K.K.), Nov. 29, 1984, abridged.
Patent Abstract of Japan, vol. 10, No. 347 (E-457), Nov. 21, 1986, JP-A-61 150206 (Toshiba Corp.), Jul. 8, 1986, abridged.

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