Title:
BATTERY PACK
Document Type and Number:
Japanese Patent JP2004234987
Kind Code:
A
Abstract:
To provide a battery pack with a high energy density structure reduced in size in the direction of thickness by disusing a laminate film of which the function of covering a battery core in a sack shape is replaced by surface treatment applied to a main body case.
The battery core is stored in the deep bottom-shaped main body case with an opening to which waterproof treatment is applied, and a flexible cap covering a terminal is airtightly joined to the opening.
Inventors:
YOSHIOKA SEIJI
IOKA SEIJI
OGA TAKUYA
ARAKANE ATSUSHI
ISHIDA HIROICHI
IOKA SEIJI
OGA TAKUYA
ARAKANE ATSUSHI
ISHIDA HIROICHI
Application Number:
JP2003021408A
Publication Date:
August 19, 2004
Filing Date:
January 30, 2003
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H01M2/08; H01M2/10; (IPC1-7): H01M2/10
Attorney, Agent or Firm:
Toshihide Kodama
Masuo Oiwa
Takenaka Ikuo
Keigo Murakami
Masuo Oiwa
Takenaka Ikuo
Keigo Murakami