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. 21, 2020
Filed:
Apr. 03, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Kyoho Machine Works, Ltd., Toyota-shi, Aichi-ken, JP;
Masayuki Kitaura, Susono, JP;
Seigo Fujishima, Miyoshi, JP;
Yukihiro Isogai, Toyota, JP;
Masanori Kodera, Toyota, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
KYOHO MACHINE WORKS, LTD., Toyota-shi, Aichi-ken, JP;
Abstract
Provided is a laminated battery module that is capable of imparting a minimum required restraining load to a battery laminate at a low temperature and a low charging rate, while also withstanding the load on the battery laminate at a high temperature and a high charging rate, without increasing the size of the restraining member. A laminated battery moduleincludes a battery laminatecontaining one or more unit cells, a restraining membercontaining a pair of end plateslocated on both ends of the battery laminatein the direction of lamination and tensioning membersthat fasten the pair of end platesmutually, and an elastic memberlocated between the pair of end plates; wherein, the elastic memberis composed of a material that undergoes a decrease in the elastic modulus thereof accompanying a rise in temperature from −30° C. to 80° C.