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:
Jul. 02, 2019
Filed:
May. 18, 2015
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Hiroya Umeyama, Okazaki, JP;
Yukinobu Miyamura, Osaka, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Abstract
A secondary battery includes a scaling body (), a rivet member (), a gasket () that contacts the rivet member () and is fixed between the sealing body () and the rivet member (), a holder member (), a reversing plate () that deforms when an internal pressure of the exterior body () rises, and a heat accumulation portion () that contacts the rivet member () and has a higher thermal conductivity than the rivet member (). An outer peripheral edge () of the reversing plate () is connected by welding to the peripheral edge portion () of the rivet member (), and the heat accumulation portion () is sandwiched between the opposing portion () of the rivet member () and the extending portion () of the holder member ().