Patent ID: 8652668
Filing Date: 2014-02-18
Classification: F03D,H01L,H01M,Y02E,Y02P,Y02T,Y10T

Abstract:
1. A secondary battery comprising: a battery portion having a positive electrode, a negative electrode, and a separator and filled with non-aqueous electrolyte liquid; a non-aqueous electrolyte liquid storage portion in which refill non-aqueous electrolyte liquid is stored; a package member in which the battery portion and the non-aqueous electrolyte liquid storage portion are housed; a partition wall disposed inside the package member, between the battery portion and the non-aqueous electrolyte liquid storage portion; and a seeping portion provided on the partition wall and configured to let the refill non-aqueous electrolyte liquid step out from the non-aqueous electrolyte liquid storage portion into the battery portion; wherein the seeping portion includes: