Title:
STEP-UP TRANSFORMER
Document Type and Number:
WIPO Patent Application WO/2003/102980
Kind Code:
A1
Abstract:
A step-up transformer, wherein one open ends of a plurality of secondary windings are fixedly wound on film projected parts formed by cutting and raising insulating film installed between layers, whereby the terminals of a bobbin can be eliminated by an amount provided by fixedly winding the secondary windings on the projected parts of the film to reduce the number of terminals of the bobbin, and the size of the bobbin can be lowered.
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Inventors:
KOBAYASHI KENICHI (JP)
Application Number:
PCT/JP2003/006812
Publication Date:
December 11, 2003
Filing Date:
May 30, 2003
Export Citation:
Assignee:
SONY CORP (JP)
KOBAYASHI KENICHI (JP)
KOBAYASHI KENICHI (JP)
International Classes:
H01F5/04; H01F27/32; H01F30/00; H01F27/28; H01F38/42; (IPC1-7): H01F27/32; H01F30/00; H01F27/28
Foreign References:
| JPS5863105A | 1983-04-14 |
Attorney, Agent or Firm:
Nakamura, Tomoyuki c/o Miyoshi International Patent Office (9th Floor Toranomon Daiichi Building, 2-3,
Toranomon 1-chom, Minato-ku Tokyo, JP)
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