Title:
充電回路
Document Type and Number:
Japanese Patent JP5821000
Kind Code:
B2
Abstract:
A charging circuit includes a battery pack (4) provided with one or more secondary batteries (5) and a battery charger (1) for charging the secondary batteries, (5) the battery pack (4) being detachably attachable to the battery charger (1). The charging circuit further includes a control unit (2) for performing a charging control, a monitoring unit (6) for detecting charged voltage of the secondary batteries (5) to determine completion of charging, a storage unit (7) storing charging data for use in the charging control of the control unit (2) and determination of the charging completion of the monitoring unit (6) and a changing unit (9) for changing the charging data. The monitoring unit (6) and the storage unit (7) are arranged in the battery pack (4), and the changing unit (9) and the control unit (2) are arranged in the battery charger (4).
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Inventors:
Kei Kawai
Masaaki Sakagami
Masaaki Sakagami
Application Number:
JP2009193649A
Publication Date:
November 24, 2015
Filing Date:
August 24, 2009
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H02J7/10; H01M10/44; H02J7/00
Domestic Patent References:
| JP2006164820A | ||||
| JP200573434A | ||||
| JP2005312115A |
Attorney, Agent or Firm:
Keisei Nishikawa