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Patent Searching and Data


Title:
TOROIDAL INDUCTIVE DEVICES AND METHODS OF MAKING THE SAME
Document Type and Number:
WIPO Patent Application WO2002059914
Kind Code:
A3
Abstract:
An inductive device (10) comprises an electric winding componen t (14) having a generally toroidal shape, and a plurality of discrete magnetic components (12) at least partially embracing the electric winding component (14) so as to complete a magnetic flux path and to form at least one gap (20) between end portions of the plurality of discrete magnetic components.

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Inventors:
BUSWELL HARRIE R (US)
Application Number:
PCT/US2002/001631
Publication Date:
April 17, 2003
Filing Date:
January 23, 2002
Export Citation:
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Assignee:
BUSWELL HARRIE R (US)
International Classes:
H01F27/28; H01F3/14; H01F27/24; H01F30/00; H01F30/16; H01F37/00; H01F17/06; (IPC1-7): H01F27/28; H01F17/06; H01F27/02
Foreign References:
US5400005A1995-03-21
US4833436A1989-05-23
US4551700A1985-11-05
US4652771A1987-03-24
US5402097A1995-03-28
US6229305B12001-05-08
US3659336A1972-05-02
Other References:
See also references of EP 1360708A4
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