Cell cap assembly with desirable safety performance,申请号EP20090275128-传众专利搜索

Cell cap assembly with desirable safety performance

申请公布号：EP2299520(A1)

申请号：EP20090275128

申请日期：2009.12.22

申请公布日期：2011.03.23

申请人：

DONGGUAN AMPEREX TECHNOLOGY LIMITED;DONGGUAN AMPEREX ELECTRONICS TECHNOLOGY LIMITED

发明人：PEI, YI-HUA

分类号：H01M2/12

主分类号：H01M2/12

摘要：The present invention provides a cell cap assembly including a grommet defining a through hole, a stripper contact plate defining at least one gas hole securely received in the through hole, an rupture plate securely positioned in the through hole and in electrical connection with the stripper contact plate, and an end cap electrically connected with the rupture plate. The rupture plate includes an outer ring portion, a bent portion extending from the outer ring portion, and a planar recessed portion defining a recess formed at one end of the bent portion.