发明名称 |
Resealable vent for plastic battery case |
摘要 |
A resealable vent for a secondary cell having a flat plastic case including a resilient ball seated in an apertured passage with a predetermined amount of compression and adapted to unblock an opening in the passage and vent gaseous material upon an excessive build-up of internal pressure within the cell case, for example, during recharging at an accelerated rate.
|
申请公布号 |
US3980500(A) |
申请公布日期 |
1976.09.14 |
申请号 |
US19750582233 |
申请日期 |
1975.05.30 |
申请人 |
GOULD INC. |
发明人 |
SORENSON, DENNIS DEAN;ERICKSON, RICHARD ALLAN |
分类号 |
H01M2/02;H01M2/12;(IPC1-7):H01M2/02 |
主分类号 |
H01M2/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|