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. 02, 2020
Filed:
Jul. 11, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Tomofumi Hirukawa, Miyoshi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Abstract
A method includes performing roll pressing such that a first electrode mixture layer and a second electrode mixture layer are compressed in a thickness direction of the first electrode mixture layer and the second electrode mixture layer by passing an electrode sheet through a gap between a seventh roll and an eighth roll facing each other and rotating. When performing the roll pressing, Tas a surface temperature of the seventh roll disposed on the first electrode mixture layer side and contacting the first electrode mixture layer and Tas a surface temperature of the eighth roll disposed on the second electrode mixture layer side and contacting the second electrode mixture layer satisfy a relationship of T<T