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:
Jun. 27, 2017
Filed:
Nov. 24, 2014
Applicant:
Tesla Motors, Inc., Palo Alto, CA (US);
Inventors:
Kunio Tsuruta, Cupertino, CA (US);
Kenjin Masumoto, Nishinomiya, JP;
Assignee:
TESLA, INC., Palo Alto, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/34 (2006.01); H01M 2/04 (2006.01); H01M 2/12 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
H01M 2/345 (2013.01); H01M 2/0413 (2013.01); H01M 2/1241 (2013.01); H01M 2/022 (2013.01); H01M 2200/20 (2013.01);
Abstract
An electrochemical cell includes: a cell can; electrolyte and an active-material roll in the cell can; and a cap that closes at least one opening of the cell can, the cap comprising: a substantially flat member that covers the opening, the substantially flat member having a separation portion defined therein; and a diaphragm that covers the separation portion on an inside of the substantially flat member.