Title:
BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2012/077404
Kind Code:
A1
Abstract:
[Problem] To stably connect a circuit board to a unit cell without the use of a lead pin. [Solution] A battery pack (100) comprising: a plurality of rechargeable unit cells (11) each having an electrode surface on an end surface thereof, the unit cells being connected to each other in series or in parallel; a battery holder (20) for holding the unit cells (11) in a predetermined orientation; a lead plate (50) electrically connected, on an end surface of the battery holder (20), with the electrode surfaces of the unit cells (11); and a circuit board (40) electrically connected with the lead plate (50). The lead plate (50) is provided with a bendable connector piece (52) on a tip thereof. The circuit board 40 is provided with a slit (42) into which the bendable connector tab (52) can be inserted, the slit having an inner surface serving as a conductive surface. The slit (42) is disposed obliquely with respect to the bending direction of the connector piece (52).
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Inventors:
FUKUKAWA KOUICHI (JP)
Application Number:
PCT/JP2011/073225
Publication Date:
June 14, 2012
Filing Date:
October 07, 2011
Export Citation:
Assignee:
SANYO ELECTRIC CO (JP)
FUKUKAWA KOUICHI (JP)
FUKUKAWA KOUICHI (JP)
International Classes:
H01M50/502
Foreign References:
| JP2007280679A | 2007-10-25 | |||
| JP2007220613A | 2007-08-30 | |||
| JP2006134801A | 2006-05-25 | |||
| JP2008159296A | 2008-07-10 | |||
| JPS619796U | 1986-01-21 |
Attorney, Agent or Firm:
Hiroshi Sumiya (JP)
KADOYA HIROSHI (JP)
KADOYA HIROSHI (JP)
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Claims: