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:
Aug. 02, 2016
Filed:
Apr. 23, 2010
Tomohiro Matsuura, Toyota, JP;
Katsumi Ito, Seto, JP;
Akira Fujii, Asago, JP;
Toshihiro Odagaki, Asago, JP;
Tomohiro Matsuura, Toyota, JP;
Katsumi Ito, Seto, JP;
Akira Fujii, Asago, JP;
Toshihiro Odagaki, Asago, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;
Fuji Springs Co., Inc., Asago-shi, Hyogo, JP;
Abstract
A sealed battery is provided in which a case is partially provided with a safety valve that is provided with a thin portion, which is formed thinner than the peripheral portion of the safety valve. A portion of the safety valve surrounding the thin portion is provided with a slit for preventing heat conduction from the other portions of the case to the thin portion, said slit being formed so as to surround the thin portion.