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Patent Searching and Data


Title:
VEHICLE DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/177104
Kind Code:
A1
Abstract:
A partition wall 22C separating a motor compartment 22A and a decelerator compartment 22B is provided with: one or more through holes 27 through which the motor compartment 22A and the decelerator compartment 22B communicate with each other; and a guide wall 28 provided in a projecting manner on the decelerator-compartment side so as to partially surround the through holes 27 with respect to the peripheral direction, the guide wall 28 guiding lubricating oil 70 scooped up with the rotation of a decelerator 30 to the through holes 27. At least one of the through holes 27 is disposed at a position lower than the rotational center O of an electric motor unit A (electric motor 26) and higher than an oil surface 70a, when the motor is stopped, of the lubricating oil 70 stored in the decelerator compartment 22B.

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Inventors:
MYOUKI Aiko (1578 Higashikaizuk, Iwata-shi Shizuoka 10, 〒4388510, JP)
YAMAMOTO Tetsuya (1578 Higashikaizuk, Iwata-shi Shizuoka 10, 〒4388510, JP)
Application Number:
JP2019/010584
Publication Date:
September 19, 2019
Filing Date:
March 14, 2019
Export Citation:
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Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-ku, Osaka-sh, Osaka 03, 〒5500003, JP)
International Classes:
H02K9/19; B60K1/02; B60K7/00; F16H57/04; H02K5/20; H02K7/116
Foreign References:
JP2018027003A2018-02-15
JP2005201316A2005-07-28
JP2010203493A2010-09-16
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (Ehara Patent Office, 2-15 Bakurou-machi 4-chome, Chuo-ku, Osaka-sh, Osaka 59, 〒5410059, JP)
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