Patent ID: 8632899

Claim:
A battery pack comprising: a plurality of battery cells connected in series with respect to at least one sensing terminal arranged from a first large current terminal to a second large current terminal; a sensing terminal circuit including a sensing tab having a first throughhole formed inward and drawn out from the sensing terminal; a protective circuit module including a connecting tab having a second throughhole corresponding to the first throughhole formed inward, and overlapping and electrically connected to the sensing tab, wherein the first throughhole passes through the sensing tab from one side to the other side thereof, and the second throughhole passes through the connecting tab from one side to the other side thereof; a battery case for receiving the plurality of battery cells, the sensing terminal circuit and the protective circuit module, wherein the battery case comprises a connection hook extending from one inner side thereof to then pass through the first and second throughholes and fixing the sensing tab and the connecting tab; and wherein the connection hook comprises a connection support extending from the one inner side of the battery case and positioned inside the first throughhole and the second throughhole, and a connection head having a flange portion vertically extending from the connection support and a slant portion tapering from the flange portion to its end.