Title:
Rechargeable battery
Document Type and Number:
Japanese Patent JP6124526
Kind Code:
B2
Abstract:
An electrode assembly including a first electrode plate and a second electrode plate whereon first and second electrode active materials, and first and second electrode tabs are formed, respectively, and including a separator disposed between the first electrode plate and the second electrode plate while overlapping with the first electrode plate and the second electrode plate; and a planarizing member disposed on at least one of first and second ends that are opposite to each other in a longitudmal direction of the electrode assembly, wherein the planarizing member covers a stepped surface exposed on the at least one of the first and second ends so as to planarize the stepped surface. Damage of the electrode assembly due to a stepped surface, and an internal short between positive and negative electrodes, may be prevented.
Inventors:
Masanori An
Application Number:
JP2012166804A
Publication Date:
May 10, 2017
Filing Date:
July 27, 2012
Export Citation:
Assignee:
SAMSUNG SDI Co., LTD.
International Classes:
H01M2/34; H01M2/26; H01M10/04
Domestic Patent References:
| JP2000188115A | ||||
| JP61034857A |
Foreign References:
| US20080138699 |
Attorney, Agent or Firm:
Yasuhiko Murayama
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