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.:

US 7556884 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 07, 2009

Filed:

Aug. 21, 2002
Applicants:

Hitoshi Akiho, Miyagi, JP;

Yoshisada Okayasu, Tokyo, JP;

Inventors:

Hitoshi Akiho, Miyagi, JP;

Yoshisada Okayasu, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 6/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention reduces components of a circuit board and miniaturizes a battery pack using a thermostat. The battery pack includes a thermostat () having a casing portion () formed of a nonconductive material, a first electrode portion () disposed at one surface () of the casing portion, and a second electrode portion () and () disposed at another surface () opposite to the one surface of the casing portion, wherein one electrode lead () projected from a battery cell () is connected to one electrode connecting portion () of a circuit board (); another electrode lead () is connected to the first electrode portion of the thermostat; and the second electrode portion of the thermostat is connected to another electrode connecting portion () of the circuit board.


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