Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
MOTOR
Document Type and Number:
WIPO Patent Application WO/2018/143321
Kind Code:
A1
Abstract:
This motor comprises a motor body having a rotor which rotates about the center axis extending in the up-down direction, a control unit which is positioned above the motor body and which controls rotation of the rotor, and a cover which radially surrounds the control unit from the outside, wherein: the motor body has a sealing surface provided with a groove portion which is upwardly open; the cover has a lower end portion which is inserted in the groove portion and has an outer flange portion which is positioned above the lower end portion and which extends radially outward; the outer flange portion faces, in the up-down direction, the sealing surface across a first space; the inside of the groove portion and the first space are filled with an adhesive; and, in the outer flange portion, the distance, in the up-down direction, from the radially outer end thereof to the sealing surface is longer than the distance, in the up-down direction, from a point thereof which is radially inside the radially outer end to the sealing surface.

Inventors:
OGAWA Hiroshi (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
ARAO Yoshinobu (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
YAMASHITA Yoshiaki (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
Application Number:
JP2018/003344
Publication Date:
August 09, 2018
Filing Date:
February 01, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIDEC CORPORATION (338 Kuzetonoshiro-cho, Minami-ku Kyoto-sh, Kyoto 05, 〒6018205, JP)
International Classes:
H02K5/10
Foreign References:
JP2016140150A2016-08-04
JP2012227217A2012-11-15
Attorney, Agent or Firm:
KOHO IP LAW (4-7 Nishi-Ikebukuro 5-chome, Toshima-ku Tokyo, 21, 〒1710021, JP)
Download PDF: