Battery case cover

A technology of box cover and battery, which is applied in the direction of battery, battery cover/end cover, battery box/coat, etc., which can solve the problems of low productivity and so on

Inactive Publication Date: 2009-08-26
GLOBAL BATTERY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] However, such a two-layer structure requires steps of forming each upper and lowe

Method used

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  • Battery case cover
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Examples

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Embodiment Construction

[0040] A preferred embodiment of the present invention will be described in further detail below with reference to the accompanying drawings.

[0041] Figure 5 is a perspective view showing a battery case cover according to a preferred embodiment of the present invention, and Image 6 yes means Figure 5 diagram of the underside.

[0042] refer to Figure 5 and Image 6 , it can be found that the battery case cover 200 according to the embodiment of the present invention includes: a unit partition part 230, which is formed on the bottom surface of the case cover 200 as a part of the case cover in a manner corresponding to the cell partition of the battery case; a recovery part 270, It is tubular and integrally formed with the lid and the unit partition, the recovery portion 270 passes through the unit partition from one side of the bottom surface of the lid to the other side; and the gas inlet portion 210, at least one of which is The recovery portion is integrally provi...

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PUM

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Abstract

Provided is a battery case cover which can be produced through a single process, by integrally forming the structural components of a battery case cover such as a recovering part, a cell partition part and a gas inlet part on the bottom surface, while forming the recovering part in the shape of a pipe and applying a vent cap mode to the gas inlet part.

Description

technical field [0001] The present invention relates to a battery case cover, and more particularly to a battery case cover for closing an electrolytic cell portion of a battery using an electrolyte solution. Background technique [0002] Batteries (electric cells) are generally classified into two types, such as primary batteries and secondary batteries capable of charging or discharging, among which large-capacity batteries are composed of a structure using an electrolytic solution. [0003] Since the electrolyte is usually in the form of a solution, it should be kept in several safety devices. First of all, the electrolyte cannot be leaked, and the gas generated by the chemical reaction should be discharged to avoid battery explosion. Typically, these functions are performed by a battery compartment cover that covers the electrolysis cell (battery compartment) containing the electrolyte. [0004] figure 1 A perspective view showing a battery equipped with a conventiona...

Claims

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Application Information

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IPC IPC(8): H01M2/02H01M50/204H01M50/271H01M50/358
CPCY02E60/12H01M2/043H01M2/10H01M2200/00H01M2/1252Y02E60/10H01M50/358H01M50/271H01M50/204H01M50/10H01M50/147
Inventor 金大雄李圭炯金南一
Owner GLOBAL BATTERY
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