Title:
ROTARY MACHINE
Document Type and Number:
Japanese Patent JP2023024031
Kind Code:
A
Abstract:
To provide a motor in which a rotor can be better cooled.SOLUTION: A motor 1 includes a rotatable rotor 2, a stator 3 covering the outer peripheral surface of the rotor 2 with a gap, and a housing 52 that accommodates the rotor 2 and the stator 3 in its own accommodation space 52a. A shaft 55 has a shaft oil passage 55a. The rotor 2 includes a core oil passage 2a. The housing 52 includes a liquid passage 54. The shaft oil passage 55a of the shaft 55 and the core oil passage 2a of the rotor 2 communicate with each other and do not communicate with the liquid passage 54 of the housing 52 directly or indirectly.SELECTED DRAWING: Figure 1
Inventors:
MISE HIROMI
Application Number:
JP2021130071A
Publication Date:
February 16, 2023
Filing Date:
August 06, 2021
Export Citation:
Assignee:
MEIDENSHA ELECTRIC MFG CO LTD
International Classes:
H02K9/19; H02K5/20
Attorney, Agent or Firm:
Ryoichi Takaoka
Nao Oda
Toshihide Mori
Rena Miyoshi
Nao Oda
Toshihide Mori
Rena Miyoshi