LUBRICATION DEVICE FOR IN-WHEEL MOTOR DRIVE DEVICE

Title:

LUBRICATION DEVICE FOR IN-WHEEL MOTOR DRIVE DEVICE

Document Type and Number:

Japanese Patent JP2015027819

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide an in-wheel motor drive device capable of reducing biting phenomenon of a rotation pump to air and achieving stable suction of lubrication oil to the rotation pump by stabilizing an oil level in an oil tank during acceleration, deceleration, and turning of a vehicle.SOLUTION: An in-wheel motor lubrication device 21 comprises an oil tank 22d for lubrication oil, and a rotation pump 51 for circulating the lubrication oil in a housing 22 or in the vicinity of the housing 22. A porous material 71 is included in the oil tank 22d.

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Inventors:

WATANABE YASUTO

Application Number:

JP2013157350A

Publication Date:

February 12, 2015

Filing Date:

July 30, 2013

Export Citation:

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Assignee:

NTN TOYO BEARING CO LTD

International Classes:

B60K7/00; F16H57/04; H02K9/26

Attorney, Agent or Firm:

Kazuhisa Torii
Torii 洋

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