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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.:

US 9209478 B1

PDFFull Text
Date of Patent:
Dec. 08, 2015

Filed:

Dec. 28, 2006

Elongated mandrel for a winding device

Applicant:

Soonki Woo, Yongin-si, KR;

Inventor:

Soonki Woo, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:

Christie, Parker & Hale, LLP

Primary Examiner:

A Dexter Tugbang

Int. Cl.
CPC ...
H01M 4/13 (2010.01); H01M 10/04 (2006.01); H01M 4/139 (2010.01); H01F 41/12 (2006.01); H03H 7/01 (2006.01); H01F 27/30 (2006.01); H01M 6/10 (2006.01); H01M 10/0525 (2010.01); H01M 10/0587 (2010.01); H01F 41/06 (2006.01); H03H 1/00 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0431 (2013.01); H01F 27/306 (2013.01); H01F 41/122 (2013.01); H01M 4/13 (2013.01); H01M 4/139 (2013.01); H01M 6/10 (2013.01); H01M 10/0525 (2013.01); H01M 10/0587 (2013.01); H03H 7/0115 (2013.01); H01F 41/0604 (2013.01); H01F 41/0658 (2013.01); H01M 2/022 (2013.01); H03H 1/0007 (2013.01); Y02E 60/122 (2013.01); Y10T 29/4902 (2015.01); Y10T 29/49071 (2015.01); Y10T 29/49073 (2015.01); Y10T 29/49108 (2015.01); Y10T 29/53217 (2015.01); Y10T 29/53243 (2015.01); Y10T 29/53991 (2015.01);
Abstract

An electrode plate winding device and rolling method for cylinder type battery that is to increase a battery capacity by rolling the electrode plate in a cylinder-like shape. The electrode plate winding device has a mandrel which winds electrode plates coated with the active material layers having different polarity and separators, interposed between the plates. The mandrel is of a generally round cross-section but divided into two parts by a groove. The mandrel having at least one electrode tap region formed in one of the divided parts.

Find Patent Forward Citations

Woo, Soonki. (2015). Elongated mandrel for a winding device (U.S. Patent No. 9209478). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9209478

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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