Patent ID: 9236618
Filing Date: 2016-01-12
CPC Classification: H01M,Y02E

Claim Text:
1. A rechargeable battery, comprising: a circuit board comprising an insulating substrate, at least one printed circuit pattern and at least one protective circuit part electrically connected to the at least one printed circuit pattern, wherein the at least one printed circuit pattern is formed on the insulating substrate; a battery electrically coupled with the circuit board; and a cover case coupled to at least one of the circuit board and the battery, Wherein the circuit board includes two examination terminals, the examination terminals are electrically connected to the printed circuit pattern, have external access through a hole in the cover case, and are configured to determine whether the at least one protective circuit part is operational, wherein an area for detecting water contact is formed around the examination terminal on at least one of the insulating substrate, the at least one printed circuit pattern and the at least one protective circuit part, and Wherein said hole is configured to expose the examination terminals and the area for detecting water contact.