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. 29, 2025
Filed:
Dec. 14, 2023
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Denso Corporation, Kariya, JP;
Shintaro Hotta, Shizuoka-ken, JP;
Masaki Amakawa, Kariya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
A vehicle power transmission apparatus including: (i) a flywheel provided with a center hole in which an end portion of a crankshaft of an engine is inserted such that an outer circumferential surface of the end portion of the crankshaft is fitted in a fitting portion of the center hole; (ii) an input shaft to which a power of the engine is transmitted through the flywheel; and (iii) a disk including an outer peripheral portion connected to an outer peripheral portion of the flywheel, and provided with a center hole spline-fitted on an outer circumferential surface of an engine-side end portion of the input shaft. The outer circumferential surface of the engine-side end portion of the input shaft has a diameter larger than a diameter of the fitting portion of the center hole of the flywheel.