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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2019/044567
Kind Code:
The purpose of the present invention is to provide a secondary battery unit which can decrease the burden of battery replacement. This secondary battery unit 10 is provided with a positive electrode terminal 13 and a negative electrode terminal 15 which are connected to an external load device, a secondary battery 21 which is connected to the positive electrode terminal and the negative electrode terminal, multiple secondary coils 101, 201, 301 which generate an induced current by means of the alternating magnetic flux from an external primary coil, multiple charging circuits (105, 107), (205, 207), (305, 307) for rectifying and smoothing the output of the secondary coil and charging the secondary battery. Multiple charging circuits are provided in each of the multiple secondary coils, and are connected in parallel to the secondary battery.

KOYAMA Kazuhiro (7th Floor Sagamiya Building 6 Ichibancho, Chiyoda-k, Tokyo 82, 〒1020082, JP)
Application Number:
Publication Date:
March 07, 2019
Filing Date:
August 20, 2018
Export Citation:
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NOVARS INC. (7th Floor Sagamiya Building, 6 Ichibancho Chiyoda-k, Tokyo 82, 〒1020082, JP)
International Classes:
H02J50/12; H01M2/10; H01M10/44; H02J7/00; H02J50/40; G04G19/00
Foreign References:
Attorney, Agent or Firm:
SEVEN COLOR PATENT FIRM (5F RACHINE KANDA Bldg. 1-26 Kanda-Sudacyo, Chiyoda-ku Tokyo, 41, 〒1010041, JP)
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