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Patent Searching and Data


Title:
ELECTRONIC KEY DEVICE
Document Type and Number:
WIPO Patent Application WO/2008/023678
Kind Code:
A1
Abstract:
An electronic key device (1) includes: a key unit (2) for locking and unlocking a lock; a holding unit (3) held by a user when locking or unlocking the lock; and a non-contact IC tag (20) arranged in the holding unit (3) for performing non-contact communication. The holding unit (3) is formed by a body (5) having an opening (5a) and surrounding the entire non-contact IC tag (20) except for the opening (5a) and an open/close shutter (4) mounted on the opening (5a) of the body (5) in such a manner that the shutter can be opened and closed. The body (5) and the open/close shutter (4) formed by a resin mixture of soft ferrite and polycarbonate which cuts off the communication wave of the non-contact IC tag (20).

Inventors:
ITO, Tomoaki (CrystalTower 35F, 2-27, Shiromi 1-chome, Chuo-ku, Osaka-sh, Osaka 35, 5406035, JP)
Application Number:
JP2007/066149
Publication Date:
February 28, 2008
Filing Date:
August 21, 2007
Export Citation:
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Assignee:
ORIENT INSTRUMENT COMPUTER CO., LTD. (Crystal Tower 35F, 2-27 Shiromi 1-chome, Chuo-kuOsaka-sh, Osaka 35, 5406035, JP)
オリエント測器コンピュータ株式会社 (〒35 大阪府大阪市中央区城見一丁目2番27号 クリスタルタワー35階 Osaka, 5406035, JP)
International Classes:
E05B19/00; B60R25/01; B60R25/10; B60R25/24; G06K19/07; G06K19/077
Foreign References:
JPH1191510A1999-04-06
JPH08199871A1996-08-06
JP2005109609A2005-04-21
JP2006099562A2006-04-13
Attorney, Agent or Firm:
NAGATA, Yoshiaki et al. (NAGATA Patent Office, 7th Floor Shiroguchi Bldg.2-15, Kakuda-cho, Kita-ku,Osaka-sh, Osaka 17, 5300017, JP)
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