| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a secondary battery capable of reducing a leak current by improving fastening power of a collector and a cap plate. <P>SOLUTION: The secondary battery includes: a case; an electrode assembly inserted into the case; a collector and an electrode terminal connected to a plain part of the electrode assembly; a gasket formed on the upper part of the electrode terminal; and a cap plate formed so that a projection part formed on the lower surface of the cap plate extends to the collector, passing through the gasket. <P>COPYRIGHT: (C)2012,JPO&INPIT |
