EXTERNALLY-ATTACHED PTC ELEMENT AND TUBULAR BATTERY

    公开(公告)号:US20180166817A1

    公开(公告)日:2018-06-14

    申请号:US15537978

    申请日:2015-11-20

    Abstract: An externally-attached PTC element attachable to one electrode terminal of a tubular battery with electrode terminals on both end surfaces, the externally-attached PTC element including: a bottom plate made of a metal plate; a plate-shaped PTC element; and a top panel made of a metal plate, the plate-shaped PTC element and the top panel being stacked in that order above the bottom plate disposed below, the PTC element being disposed in an opposed area between the top panel and the bottom plate, the top panel projecting and extending in one direction with respect to a planar area of the bottom plate, the top panel having a distal end formed into a lead terminal shape mountable to a circuit board.

    BATTERY PACK PROTECTION ELEMENT ATTACHMENT TAB, BATTERY PACK PARALLEL FIXING COMPONENT, AND BATTERY PACK

    公开(公告)号:US20180226628A1

    公开(公告)日:2018-08-09

    申请号:US15940987

    申请日:2018-03-30

    Abstract: A protection element attachment tab made of a single flat metal plate and mounted on positive and negative electrode terminals of a cylindrical cell to connect between the positive electrode terminal formed on one end surface of the cell and the negative electrode terminal formed on another end surface of the cell with a protection element that prevents overdischarge between the electrode terminals. The protection element attachment tab includes a planar region facing the end surface when mounted on the electrode terminal; a first protrusion protruding from the planar region in a direction along the planar region, a leading end of the first protrusion protruding outward from the end surface of the cell when the planar region is mounted on the electrode terminal; and a second protrusion shorter than the first protrusion, protruding from the planar region in a direction different from the first protrusion along the planar region.

    Externally-attached PTC element and tubular battery

    公开(公告)号:US10658777B2

    公开(公告)日:2020-05-19

    申请号:US16362969

    申请日:2019-03-25

    Abstract: An externally-attached PTC element attachable to one electrode terminal of a tubular battery with electrode terminals on both end surfaces, the externally-attached PTC element including: a bottom plate made of a metal plate; a plate-shaped PTC element; and a top panel made of a metal plate, the plate-shaped PTC element and the top panel being stacked in that order above the bottom plate disposed below, the PTC element being disposed in an opposed area between the top panel and the bottom plate, the top panel projecting and extending in one direction with respect to a planar area of the bottom plate, the top panel having a distal end formed into a lead terminal shape mountable to a circuit board.

    Externally-attached PTC element and tubular battery

    公开(公告)号:US10797419B2

    公开(公告)日:2020-10-06

    申请号:US15537978

    申请日:2015-11-20

    Abstract: An externally-attached PTC element attachable to one electrode terminal of a tubular battery with electrode terminals on both end surfaces, the externally-attached PTC element including: a bottom plate made of a metal plate; a plate-shaped PTC element; and a top panel made of a metal plate, the plate-shaped PTC element and the top panel being stacked in that order above the bottom plate disposed below, the PTC element being disposed in an opposed area between the top panel and the bottom plate, the top panel projecting and extending in one direction with respect to a planar area of the bottom plate, the top panel having a distal end formed into a lead terminal shape mountable to a circuit board.

    SERIES-COUPLING COMPONENT FOR BATTERY PACK AND BATTERY PACK

    公开(公告)号:US20180047966A1

    公开(公告)日:2018-02-15

    申请号:US15556296

    申请日:2016-02-23

    CPC classification number: H01M2/20 H01M2/10 H01M2/1016 H01M2/34

    Abstract: A series-coupling component for a battery pack includes a circular plate-shaped bulkhead portion, a cylinder portion taking the bulkhead portion as a top surface and opening downward, an upper end side of the unit battery being inserted into the cylinder portion, and a wall surface portion erected upwardly along a peripheral edge of the bulkhead portion to hold a lower end side of the unit battery, separated by a cutout portion from an upper end of a cylindrical side surface up to a top surface of the bulkhead portion at a part of the cylindrical side surface that opens at the upper side taking the bulkhead portion as a bottom, the bulkhead portion has a hole that communicates in an up and down direction and a groove that has a rectangular cross-section on a top surface and opens at peripheral edges of the hole and the bulkhead portion.

    Series-coupling component for battery pack and battery pack

    公开(公告)号:US10312492B2

    公开(公告)日:2019-06-04

    申请号:US15556296

    申请日:2016-02-23

    Abstract: A series-coupling component for a battery pack includes a circular plate-shaped bulkhead portion, a cylinder portion taking the bulkhead portion as a top surface and opening downward, an upper end side of the unit battery being inserted into the cylinder portion, and a wall surface portion erected upwardly along a peripheral edge of the bulkhead portion to hold a lower end side of the unit battery, separated by a cutout portion from an upper end of a cylindrical side surface up to a top surface of the bulkhead portion at a part of the cylindrical side surface that opens at the upper side taking the bulkhead portion as a bottom, the bulkhead portion has a hole that communicates in an up and down direction and a groove that has a rectangular cross-section on a top surface and opens at peripheral edges of the hole and the bulkhead portion.

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