Title:
IN-WHEEL MOTOR DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/158933
Kind Code:
A1
Abstract:
A speed reduction section (31) includes: an input shaft (32) coupled to the rotating shaft (22) of a motor (21); an input gear (33) coupled to the input shaft; a circular cylindrical output shaft (41) coupled to an outer ring (12); and an output gear (40) coupled to the output shaft, and the speed reduction section (31) constitutes a drive transmission path for reducing the rotation of the input gear and outputting the reduced rotation to the output gear. The opposite ends of the output shaft are rotationally supported by: a first output shaft bearing (44) for rotationally supporting the outer diameter of the portion of the output shaft, which is located at one end thereof; and a second output shaft bearing (46) for rotationally supporting the inner diameter of the portion of the output shaft, which is located at the other end thereof.
Inventors:
TAMURA SHIRO (JP)
TAIKOU SHINYA (JP)
TAIKOU SHINYA (JP)
Application Number:
PCT/JP2016/084813
Publication Date:
September 21, 2017
Filing Date:
November 24, 2016
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
B60K7/00; F16C35/063; F16C35/067
Foreign References:
| JP2009090921A | 2009-04-30 | |||
| JP2013514222A | 2013-04-25 | |||
| JP2014073730A | 2014-04-24 | |||
| JP5677142B2 | 2015-02-25 |
Other References:
See also references of EP 3431316A4
Attorney, Agent or Firm:
IMY INTERNATIONAL PATENT OFFICE, P.C. (JP)
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