Title:
DEVICE FOR DRIVING IN-WHEEL MOTOR
Document Type and Number:
WIPO Patent Application WO/2012/111411
Kind Code:
A1
Abstract:
Provided is a device for driving an in-wheel motor, which is not broken by flying stones or the like and has easy-to-process flow passes for cooling purposes and for an inner lubricant oils. A device for driving an in-wheel motor, which comprises a motor part (A) which can generate a driving force for a wheel and is arranged in the wheel, wherein a pipe (61, 62) which constitutes a flow pass as a passage for cooling water for cooling the inside or as an oil passage for a lubricant oil is formed in a housing (22) in the motor part (A) by insert molding, the housing (22) is composed of a cast product of a light metal such as an aluminum alloy and a magnesium alloy, and the pipe (61, 62) can be formed by casting a pipe material that can be formed into the pipe during the casting.
Inventors:
OOOKA SHINYA (JP)
YAMAMOTO TETSUYA (JP)
YAMAMOTO TETSUYA (JP)
Application Number:
PCT/JP2012/051914
Publication Date:
August 23, 2012
Filing Date:
January 30, 2012
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
OOOKA SHINYA (JP)
YAMAMOTO TETSUYA (JP)
OOOKA SHINYA (JP)
YAMAMOTO TETSUYA (JP)
International Classes:
B60K7/00; F16H57/04; H02K5/06; H02K5/20
Foreign References:
| JP2010221964A | 2010-10-07 | |||
| JP2003269508A | 2003-09-25 | |||
| JPH0979311A | 1997-03-25 | |||
| JP2011188539A | 2011-09-22 |
Attorney, Agent or Firm:
TORII Kazuhisa et al. (JP)
Kazuhisa Torii (JP)
Kazuhisa Torii (JP)
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Claims: