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. 03, 2018
Filed:
Sep. 02, 2014
Ntn Corporation, Osaka, JP;
Shiro Tamura, Shizuoka, JP;
Aiko Ishikawa, Shizuoka, JP;
Yusuke Shibuya, Shizuoka, JP;
NTN Corporation, Osaka, JP;
Abstract
An in-wheel motor drive unit () includes: a motor portion (A) that is placed on one side in the direction of the axis of the in-wheel motor drive unit; a wheel hub portion (C) that is placed on the other side in the direction of the axis of the in-wheel motor drive unit; a speed reduction portion (B) that is placed between the motor portion and the wheel hub portion and that reduces the speed of output rotation of the motor portion to transmit the resultant output rotation to the wheel hub portion; and a first arm portion () that is formed integrally with a speed reduction portion casing () forming the outer shape of the speed reduction portion, that projects in a direction perpendicular to the axis from the speed reduction portion casing, and that has its tip end pivotally coupled to a vehicle body-side member.