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:
May. 03, 2005
Filed:
Dec. 17, 2003
Chang-seob Kim, Cheonan, KR;
Su-jin Han, Cheonan, KR;
Min-ho Song, Cheonan, KR;
Jun-won Kang, Cheonan, KR;
Ju-hyung Kim, Cheonan, KR;
Soo-youn Maeng, Incheon, KR;
Chang-Seob Kim, Cheonan, KR;
Su-Jin Han, Cheonan, KR;
Min-Ho Song, Cheonan, KR;
Jun-Won Kang, Cheonan, KR;
Ju-Hyung Kim, Cheonan, KR;
Soo-Youn Maeng, Incheon, KR;
Samsung SDI Co., Ltd., Suwon-si, KR;
Abstract
An electrode unit and a secondary battery having the electrode unit include a first electrode plate having a first electrode uncoated portion on at least one side of a first electrode collector coated with at least a first electrode active material, a second electrode plate having a second electrode uncoated portion on at least one side of a second electrode collector coated with at least a second electrode active material, and a separator interposed between the first electrode plate and the second electrode plate, wherein an insulating separator having at least two folds is located between the first electrode uncoated portion and the second electrode uncoated portion.