Title:
COIL BOBBIN FOR MOTOR AND CLAW-POLE TYPE STEPPING MOTOR
Document Type and Number:
Japanese Patent JP2015111984
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a coil bobbin for motor in which noise reduction has been achieved by suppressing vibration and noise, regardless of simple configuration.SOLUTION: In the coil bobbin of a claw-pole type motor including a coil bobbin 20 having a cylindrical body 22 and flanges 24, 26 extending in the radial direction at both ends of the body 22, and stator yokes 30, 40 having yokes 32, 42 arranged to face the flanges 24, 26, and a plurality of pole teeth 34, 44 standing from the yokes 32, 42 and arranged to face the inner peripheral surface of the body 22, a plurality of grooves 28 are formed in the inner peripheral surface of the body 22 in the circumferential direction.
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Inventors:
KEBUKAWA YUKITSUGU
SUZUKI TOSHINORI
SUZUKI TOSHINORI
Application Number:
JP2013253562A
Publication Date:
June 18, 2015
Filing Date:
December 06, 2013
Export Citation:
Assignee:
MINEBEA CO LTD
International Classes:
H02K37/14; H02K3/34
Attorney, Agent or Firm:
Tomohiro Sakamoto
Ayumi Yada
Toshihiro Oishi
Ayumi Yada
Toshihiro Oishi