Patent ID: 7606041

Claim:
A circuit board apparatus of a battery pack comprising: a first board having circuits terminating in a first board solder connection region; a second board having circuits terminating in a second board solder connection region; a bendable third board located between the first board and the second board such that a first end of the third board overlaps the first board solder connection region and a second end of the third board overlaps the second board solder connection region, the third board having circuits electrically connecting the circuits terminating in the first board solder connection region to the circuits terminating in the second board solder connection region; a first solder connection coupling the third board and the first board at the first board solder connection region; a second solder connection coupling the third board and the second board at the second board solder connection region; a first protective tape on the first board solder connection region and the first solder connection; and a second protective tape on the second board solder connection region and the second solder connection.