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Title:
MAGNETIC SHEET, AND NON-CONTACT POWER RECEIVING DEVICE, ELECTRONIC INSTRUMENT, AND NON-CONTACT CHARGING DEVICE EMPLOYING SAME
Document Type and Number:
WIPO Patent Application WO/2012/147341
Kind Code:
A1
Abstract:
This magnetic sheet (1) is equipped with a laminate of a plurality of magnetic ribbons (2) and a resin film part (3). The laminate is provided with a range of 5-25 stacked magnetic ribbons (2). The magnetic ribbons are furnished with cutout portions having a width of 1 mm or less (including zero). Where (A) denotes the total outer peripheral length of the outer peripheral area of the magnetic ribbons (2) disposed on a single resin film (3), and (B) denotes the total length of the cutout portions furnished to the magnetic ribbons (2), the ratio (B/A) of the total length (B) of the cutout portions to the total outer peripheral length (A) of the magnetic ribbons (2) is in a range of 2-25 inclusive.

Inventors:
SAWA TAKAO (JP)
YAMADA KATSUHIKO (JP)
SAITO TADAO (JP)
Application Number:
PCT/JP2012/002818
Publication Date:
November 01, 2012
Filing Date:
April 24, 2012
Export Citation:
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Assignee:
TOSHIBA KK (JP)
TOSHIBA MATERIALS CO LTD (JP)
SAWA TAKAO (JP)
YAMADA KATSUHIKO (JP)
SAITO TADAO (JP)
International Classes:
H01F38/14; H01F1/153; H01F1/16; H02J17/00
Domestic Patent References:
WO2007080820A12007-07-19
WO2007111019A12007-10-04
WO2007122788A12007-11-01
WO2009025279A12009-02-26
WO2010140367A12010-12-09
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, p. c. (JP)
Patent business corporation cherry tree international patent firm (JP)
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