Title:
ROTARY ELECTRIC MACHINE ROTOR
Document Type and Number:
WIPO Patent Application WO/2015/075886
Kind Code:
A3
Abstract:
A rotor shaft (30) has a stopper portion (32) on a first end side, and has an outside threaded structure (44) on a second end side. A washer (70) is disposed between an end of a rotor core (20) on the second end side and an end of a nut portion (50) on the first end side. A position of a plane in which the washer (70) and the rotor core (20) are in contact with each other is located, in the rotor shaft (30), closer to the first end side in the axial direction than is the outside threaded structure (44) when the rotor core (20) is attached to the rotor shaft (30) by fastening the nut portion (50) to the outside threaded structure (44) of the rotor shaft (30).
Inventors:
ISHIDA TAKESHI (JP)
HIRAI YU (JP)
HIRAI YU (JP)
Application Number:
PCT/JP2014/005617
Publication Date:
October 01, 2015
Filing Date:
November 07, 2014
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
International Classes:
H02K1/28; H02K1/27; H02K15/02
Foreign References:
| DE4239754A1 | 1994-02-03 | |||
| CN202384862U | 2012-08-15 | |||
| US20060022541A1 | 2006-02-02 | |||
| US6437474B1 | 2002-08-20 |
Other References:
PULLEN J L ET AL: "MOTOR WITH REMOVABLE SHAFT", IBM TECHNICAL DISCLOSURE BULLETIN,, vol. 25, no. 3B, 1 August 1982 (1982-08-01), pages 1538 - 1539, XP001447830
Attorney, Agent or Firm:
YKI PATENT ATTORNEYS (Kichijoji-Honcho Musashino-sh, Tokyo 04, JP)
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