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. 15, 2014
Filed:
Aug. 30, 2011
Tomotaka Osakabe, Toyota, JP;
Mikio Wakasugi, Toyota, JP;
Masahiro Imai, Toyota, JP;
Ryogo Murayama, Toyota, JP;
Tomotaka Osakabe, Toyota, JP;
Mikio Wakasugi, Toyota, JP;
Masahiro Imai, Toyota, JP;
Ryogo Murayama, Toyota, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-Shi, JP;
Kojima Press Industry Co., Ltd., Toyota-Shi, JP;
Abstract
An electricity storage device includes: a plurality of cells that are aligned in a predetermined direction; a pair of end plates that sandwich the plurality of cells in the predetermined direction; and a restraining member that extends in the predetermined direction, is fixed to the pair of end plates, and exerts a restraining force on the plurality of cells in the predetermined direction via the end plates. Each of the end plates includes a first plate and a second plate. The first plate has a plurality of ribs on a surface that faces the adjacent cell and is formed of insulating material. The second plate is fixed to the first plate on a side opposite to the surface that faces the adjacent cell and is formed of material stronger than the insulating material for the first plate.