Cover for battery cell
    2.
    发明授权

    公开(公告)号:US10290841B2

    公开(公告)日:2019-05-14

    申请号:US13754410

    申请日:2013-01-30

    Abstract: A battery includes a cell element that is disposed in a housing, and the housing is sealed with a top cover made primarily of plastic. The top cover may include a layer of metallic foil, which may make the top cover more impermeable to moisture. The top cover may also include a vent, which may or may not utilize the metallic foil to determine the primary opening force of the vent. The top cover may also have one or more stiffening ribs that extend downwardly from a bottom portion of the top cover to contact the cell element, so as to limit movement of the cell element within the housing. In addition, the top cover may have one or more conductive terminals that are at least partially overmolded by the plastic of the top cover.

    LITHIUM ION BATTERY CELL WITH SECONDARY SEAL
    9.
    发明申请
    LITHIUM ION BATTERY CELL WITH SECONDARY SEAL 有权
    锂离子电池与二次密封

    公开(公告)号:US20160197317A1

    公开(公告)日:2016-07-07

    申请号:US14634635

    申请日:2015-02-27

    Abstract: A lithium ion battery cell includes a prismatic casing enclosing active components of the lithium ion battery cell. The lithium ion battery cell also includes a terminal having a terminal post extending through an opening in the casing and electrically connected to the active components; a primary sealing component configured to seal a first portion of the terminal post against the casing; and a secondary seal disposed around a second portion of the terminal post and against the primary sealing component. The secondary seal is formed from a curable adhesive resin and is configured to resist egress of the electrolyte out of the lithium ion battery cell and is configured to resist ingress of moisture into the lithium ion battery cell.

    Abstract translation: 锂离子电池单元包括包围锂离子电池单元的有源部件的棱柱形壳体。 锂离子电池单元还包括具有延伸穿过壳体中的开口并电连接到有源部件的端子柱的端子; 主密封部件,其构造成将端子柱的第一部分密封抵靠壳体; 以及设置在端子柱的第二部分周围并抵靠主密封部件的次级密封件。 二次密封由可固化的粘合树脂形成,并且被构造成抵抗电解质从锂离子电池单元的出口,并且被配置为抵抗湿气进入锂离子电池单元。

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