Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ROTOR OF ROTARY ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2016/063447
Kind Code:
A1
Abstract:
In a rotor core (12) of a rotor (10), a core interior refrigerant path is formed. The core interior refrigerant path includes a first refrigerant path (22) formed for every magnetic pole and extending along each q axis from the outer circumferential end of the rotor core (12) toward the inner circumference of the rotor core (12); a second refrigerant path (24) formed for every other magnetic pole and extending along a d axis from the inner circumferential end of the rotor core (12) to a position closer to the inner circumference than the permanent magnet (16) is; and a third refrigerant path (26) extending in a rotor circumferential direction at a position displaced in the rotor shaft direction relative to the first refrigerant path (22) to provide fluid communication between the first refrigerant path (22) and the second refrigerant path (24).

Inventors:
OKOUCHI TOSHINORI (JP)
HATTORI HIROYUKI (JP)
Application Number:
PCT/JP2015/004379
Publication Date:
April 28, 2016
Filing Date:
August 28, 2015
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TOYOTA MOTOR CO LTD (JP)
International Classes:
H02K1/27; H02K1/32
Foreign References:
EP2660955A12013-11-06
JP2008228523A2008-09-25
JP2013013182A2013-01-17
JP2009055737A2009-03-12
JP2008228522A2008-09-25
JP2006067777A2006-03-09
GB2484386A2012-04-11
Other References:
See also references of EP 3210282A1
Attorney, Agent or Firm:
YKI PATENT ATTORNEYS (Kichijoji-Honcho Musashino-sh, Tokyo 04, JP)
Download PDF: