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:
Jun. 25, 2024
Filed:
Oct. 17, 2019
Vehicle Energy Japan Inc., Hitachinaka, JP;
Kazuaki Urano, Hitachinaka, JP;
Hiroaki Masuda, Hitachinaka, JP;
Tatsuhiko Kawasaki, Hitachinaka, JP;
Osamu Kubota, Hitachinaka, JP;
Vehicle Energy Japan Inc., Hitachinaka, JP;
Abstract
Provided is a battery module capable of keeping a joint strength high at a joint between dissimilar metals of a busbar. A battery moduleof the present invention includes a plurality of battery cells each having cell terminalsand, and a busbarA joining the terminals of the battery cells. The busbarA has a plurality of connection face portionsandeach connected to a corresponding one of the terminalsandof the battery cells; a plurality of rising portions each rising from a corresponding one of the plurality of connection face portionsand; and a connection portion connecting the plurality of rising portions. The busbar includes a copper portionincluding copper and an aluminum portionincluding aluminum, and a joint between the copper portionand the aluminum portionare located on the connection face portion