Title:
MOTOR DRIVING DEVICE FOR VEHICLE
Document Type and Number:
Japanese Patent JP2017032021
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To smoothly lubricate a motor portion and a decelerator portion in starting a rotary pump, even in stopping for a long time under a cold environment.SOLUTION: In an in-wheel motor driving device including a motor portion A, a decelerator portion B, a bearing portion C for a wheel, a casing 22 accommodating the motor portion A and the decelerator portion B, and a lubrication mechanism supplying a lubricant to the motor portion A and the decelerator portion B by a rotary pump 56, the lubrication mechanism is disposed on a storage region of the lubricant in the casing 22, and includes a latent heat storage body 75 accommodating a latent heat storage material 73 in an exterior member 74, and impact shock application means 76 disposed near the latent heat storage body 75, and applying impact shock to the latent heat storage material 73 in the exterior member 74.SELECTED DRAWING: Figure 1
Inventors:
SUGIURA SAORI
Application Number:
JP2015150556A
Publication Date:
February 09, 2017
Filing Date:
July 30, 2015
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16H57/04; B60K7/00; B60L15/00; F16H1/06; H02K5/20; H02K7/116; H02K9/19
Attorney, Agent or Firm:
Kunihiko Shiromura
Tsuyoshi Kumano
Tsuyoshi Kumano
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