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. 21, 2010

Filed:

Sep. 24, 2008
Applicants:

Yuji Nakajima, Tokyo, JP;

Yasuyuki Horii, Tokyo, JP;

Inventors:

Yuji Nakajima, Tokyo, JP;

Yasuyuki Horii, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

According to one embodiment, a battery unit comprises a plurality of battery cells; and a casing having an upper and lower walls. The casing comprises a first portion that stores at least one battery cell; a second portion that stores at least one battery cell; and a third portion that connects the first portion and the second portion to each other. The third portion is at least partially formed to be thinner than the first and second portions. The third portion has therein a rib extending between the upper wall and lower walls.


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