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:
Mar. 17, 2020
Filed:
Sep. 28, 2017
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Jungyi Yu, Yongin-si, KR;
Juseok Park, Yongin-si, KR;
Minsu Kim, Yongin-si, KR;
Youngtae Kim, Yongin-si, KR;
Taikyeong Park, Yongin-si, KR;
Seung-Woo Lyu, Yongin-si, KR;
Daniel Ryou, Yongin-si, KR;
Ji-hoon Lee, Yongin-si, KR;
Ie Su Cho, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
An electrode assembly includes: a first electrode including a first electrode coated region and a first electrode uncoated region at one side of the first electrode coated region; a separator overlapping the first electrode; a second electrode including a second electrode coated region and a second electrode uncoated region at one side of the second electrode coated region; and a foreign particle preventing member on at least one of the first electrode uncoated region and the second electrode uncoated region. The second electrode coated region overlaps the first electrode coated region with the separator therebetween, and the foreign particle preventing member is repeatedly wound about an axis together with the first electrode, the separator, and the second electrode.