Title:
ROTARY ELECTRIC MACHINE ROTOR AND ROTARY ELECTRIC MACHINE
Document Type and Number:
Japanese Patent JP2020114135
Kind Code:
A
Abstract:
To improve workability and reduce costs.SOLUTION: A rotor 4 of the rotary electric machine includes: a cylindrical rotor core 21; a rotatable cylindrical shaft 5 fixed to a central portion of the rotor core 21 in a radial direction; and a pipe 30, disposed radially inward of the shaft 5, through which a refrigerant passes. The shaft 5 has shaft side holes 5b, 5c opening an outer peripheral surface of the shaft 5. The pipe 30 has a pipe side hole 30b, opening an outer peripheral surface of the pipe 30, through which the refrigerant is discharged. Further provided is an inclined wall 31, provided on one side of the pipe side hole 30b in an extending direction of the pipe 30, projecting toward an inner peripheral surface of the shaft 5, inclined toward an outside of the pipe side hole 30b.SELECTED DRAWING: Figure 2
Inventors:
ANEHA MISA
Application Number:
JP2019004506A
Publication Date:
July 27, 2020
Filing Date:
January 15, 2019
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
H02K1/32; H02K1/22; H02K9/19
Domestic Patent References:
| JP2016146704A | 2016-08-12 | |||
| JP2013055799A | 2013-03-21 | |||
| JP2013059193A | 2013-03-28 |
Attorney, Agent or Firm:
Field Saki Satoshi
Shingo Suzuki
Taichi Sakai
Shinichi Watanabe
Shingo Suzuki
Taichi Sakai
Shinichi Watanabe