Title:
LUBRICATING OIL SUPPLY STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2018/016267
Kind Code:
A1
Abstract:
A lubricating oil supply structure for an in-wheel motor drive device (10) comprises: an oil tank (47) provided in the lower part of a motor section (21) and/or a speed reducer section (31) and storing lubricating oil; an oil pump (54) for pumping lubricating oil from the oil tank; and an oil pipe (70) mounted and affixed in the upper part of the motor section and/or the speed reducer section. The oil pipe (70) includes: an inflow opening (76) into which lubricating oil pumped by the oil pump (54) flows; and at least one outflow opening (77) provided between one end and the other end of the oil pipe (70) and discharging downward lubricating oil having flowed in from the inflow opening (76).
Inventors:
LI HUAXIA (JP)
TAIKOU SHINYA (JP)
TAMURA SHIRO (JP)
TAIKOU SHINYA (JP)
TAMURA SHIRO (JP)
Application Number:
PCT/JP2017/023210
Publication Date:
January 25, 2018
Filing Date:
June 23, 2017
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
H02K9/19; B60K7/00; B60K11/02; F16H57/04; H02K5/20; H02K7/116
Domestic Patent References:
| WO2013146433A1 | 2013-10-03 | |||
| WO2012046307A1 | 2012-04-12 |
Foreign References:
| JP2008141864A | 2008-06-19 | |||
| JP2006248417A | 2006-09-21 | |||
| JP2008044438A | 2008-02-28 | |||
| JP4550631B2 | 2010-09-22 | |||
| JP4501911B2 | 2010-07-14 |
Other References:
See also references of EP 3490118A4
Attorney, Agent or Firm:
IMY INTERNATIONAL PATENT OFFICE, P.C. (JP)
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