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:
Nov. 03, 2020
Filed:
Oct. 18, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Kengo Iwakura, Toyota, JP;
Isao Takahashi, Toyota, JP;
Junta Katayama, Miyoshi, JP;
Koji Umemura, Okazaki, JP;
Yuki Okamoto, Chiryu, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Abstract
A battery pack includes a first unit battery, a second unit battery, and a spacer. The first unit battery includes a wound electrode body and a casing that accommodates an electrolyte solution. The spacer includes: a primary surface that faces the first unit battery; and plural projections, each of which is projected from the primary surface. The plural projections include: a first projection that abuts the casing in a state where the casing is not expanded; and a second projection, a height of which is lower than a height of the first projection.