To provide a battery pack which prevents the manufacturing of modified battery packs with simple structure and construction.
A battery pack includes multiple second batteries 20, a housing 30 housing the multiple secondary batteries 20, and an inspection circuit 70 housed in the housing 30. The housing 30 is composed of a body part 40 and a closing member 50 for closing an opening 44 used for taking the multiple secondary batteries 20 in/out from the body part 40. The housing 30 includes multiple fixing members made of a conductive material and used for fixing the closing member 50 to the body part 40. The attachment state of the fixing members to the closing member 50 and the body part 40 is monitored by the inspection circuit 70. Further, the order of processes for attaching the fixing members to the closing member 50 and the body part 40 is stored by the inspection circuit.
OZAWA JUNJI
HOTTA SHIN
KAMISAKA SHINICHI
JP2010118041A | 2010-05-27 | |||
JP2007287081A | 2007-11-01 | |||
JP2002041361A | 2002-02-08 | |||
JP2007273315A | 2007-10-18 | |||
JP2006324075A | 2006-11-30 | |||
JP2010118041A | 2010-05-27 | |||
JP2007287081A | 2007-11-01 | |||
JP2002041361A | 2002-02-08 | |||
JP2007273315A | 2007-10-18 | |||
JP2006324075A | 2006-11-30 |
Masaaki Yoshii
Koichi Mori