Title:
STATOR CORE, BRUSHLESS MOTOR, AND MANUFACTURING METHOD FOR STATORS FOR BRUSHLESS MOTORS
Document Type and Number:
Japanese Patent JP2009183032
Kind Code:
A
Abstract:
To provide a stator core wherein the circumferential pitch of the tips of tooth portions can be accurately maintained.
The stator core 21 includes multiple split cores 24 each having a tooth portion 21b and is constructed by disposing the split cores so that the tips of the tooth portions 21b face inward in the radial direction. An abutment portion 24c is provided on part of the circumferential end of the tip of each tooth portion 21b in the axial direction. The abutment portions 24c of tooth portions 21b adjoining in the circumferential direction are abutted against each other in the circumferential direction.
Inventors:
MIZUTANI BUNGO
TERADA YUICHI
MUROI SHINSUKE
TERADA YUICHI
MUROI SHINSUKE
Application Number:
JP2008018219A
Publication Date:
August 13, 2009
Filing Date:
January 29, 2008
Export Citation:
Assignee:
ASMO CO LTD
International Classes:
H02K1/14; H02K1/16; H02K1/18; H02K15/02
Domestic Patent References:
| JP2001218429A | 2001-08-10 | |||
| JP2002084698A | 2002-03-22 | |||
| JP2004312933A | 2004-11-04 | |||
| JP2001190038A | 2001-07-10 | |||
| JP2006050743A | 2006-02-16 |
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda
Makoto Onda