US Patent Application 18021940. Pouch Type Battery Case and Pouch Type Secondary Battery simplified abstract

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Pouch Type Battery Case and Pouch Type Secondary Battery

Organization Name

LG ENERGY SOLUTION, LTD.


Inventor(s)

Se Young Oh of Daejeon (KR)

Jeong Min Ha of Daejeon (KR)

Geun Hee Kim of Daejeon (KR)

Hyun Beom Kim of Daejeon (KR)

Hyung Ho Kwon of Daejeon (KR)

Pouch Type Battery Case and Pouch Type Secondary Battery - A simplified explanation of the abstract

This abstract first appeared for US patent application 18021940 titled 'Pouch Type Battery Case and Pouch Type Secondary Battery

Simplified Explanation

The abstract describes a battery case design that is in the form of a pouch.

  • The battery case has a cup-shaped part that can hold an electrode assembly with stacked electrodes and separators.
  • The cup part has multiple punch edges that connect the outer walls surrounding it to the bottom part.
  • Each punch edge has a rounded shape with a curvature radius of 1 mm or less.


Original Abstract Submitted

A pouch-type battery case according to an embodiment of the present invention includes a cup part configured to accommodate an electrode assembly, in which electrodes and separators are stacked, therein, wherein the cup part includes a plurality of punch edges configured to connect a plurality of outer walls configured to surround a periphery thereof to a bottom part, respectively, and each of the punch edge being rounded with a curvature radius of 1 mm or less.