The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 2020
Filed:
Aug. 27, 2018
Applicant:
Ningde Amperex Technology Limited, Ningde, CN;
Inventors:
Assignee:
NINGDE AMPEREX TECHNOLOGY LIMITED, Ningde, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0587 (2010.01); H01M 10/04 (2006.01); H01M 2/26 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0587 (2013.01); H01M 2/263 (2013.01); H01M 10/0409 (2013.01); H01M 10/0431 (2013.01); H01M 10/0525 (2013.01);
Abstract
A wound-type cell includes a first electrode plate; a second electrode plate; a separator, disposed between the first electrode plate and the second electrode plate; a first electrode tab electrically connected to the first electrode plate; and a second electrode tab electrically connected to the second electrode plate, in which the separator includes a third winding start end, the third winding start end is folded back to an inner side in a thickness direction and is disposed between the first electrode tab and the second electrode tab in a length direction.