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.

Date of Patent:
Dec. 11, 2012

Filed:

Mar. 12, 2012
Applicants:

Kenro Mitsuda, Chiyoda-ku, JP;

Daigo Takemura, Chiyoda-ku, JP;

Osamu Hiroi, Chiyoda-ku, JP;

Shigeru Aihara, Chiyoda-ku, JP;

Inventors:

Kenro Mitsuda, Chiyoda-ku, JP;

Daigo Takemura, Chiyoda-ku, JP;

Osamu Hiroi, Chiyoda-ku, JP;

Shigeru Aihara, Chiyoda-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/20 (2006.01); H01M 2/30 (2006.01); H01M 4/70 (2006.01); H01M 10/04 (2006.01); H01M 10/0587 (2010.01); H01G 9/00 (2006.01); H01G 9/02 (2006.01); H01G 9/058 (2006.01); H01G 9/145 (2006.01);
U.S. Cl.
CPC ...
Abstract

The storage cell includes a flat roll electrode that includes a strip of positive electrode having a positive electrode current collector foil and a positive electrode layer formed thereon, a strip of negative electrode having an electrode current collector foil and a negative electrode layer formed, and a strip of electrically insulated separator, the strip of positive electrode and the strip of negative electrode being wound into a flat roll configuration with the strip of electrically insulated separator sandwiched therebetween; a sealed casing that hermetically seals the flat roll electrode impregnated with an electrolyte; a positive terminal and a negative terminal each electrically insulated from the sealed casing, connected to the positive current collector foil and the negative current collector foil, respectively.


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