Patent ID: 7807293
Filing Date: 2010-10-05
Classification: B25F,H01M,H01R,Y02E

Abstract:
1. A battery pack comprising: a lower housing; at least one cell positioned in said lower housing; a circuit board disposed above said at least one cell and electrically connected to said at least one cell, said circuit board having an associated terminal section; a plurality of terminals electrically connected to said circuit board and extending from said terminal section, said plurality of terminals including a positive terminal, a negative terminal, and a signal communicating terminal positioned between said positive terminal and said negative terminal; an upper housing engaged with said lower housing, said upper housing including a terminal insertion section covering said plurality of terminals, an opening defining section positioned below said terminal insertion section, and an opening interposed between said terminal insertion section and said opening defining section, said opening being open to said plurality of terminals from the direction of said opening defining section; and a cover positioned to protect against foreign matter entering to said circuit board through said opening, said cover including a first section covering an upper surface of said circuit board adjacent to said opening defining section and a second section extending between terminals of said plurality of terminals.