Title:
STEPPING MOTOR
Document Type and Number:
Japanese Patent JP2003102142
Kind Code:
A
Abstract:
To provide a stepping motor which does not generate plays at a bearing guide at a high temperature or a low temperature, even if the bearing guide is made of resin.
The stepping motor has a bearing 8 holding a rotor shaft 6, a bearing guide 10 holding the bearing 8, a metal guide holding collar 13, having a linear expansion coefficient sufficiently different from that of the bearing guide 10 and holding the bearing guide 10. The bearing guide 10 has a circumferential groove 15a, into which the guide holding collar 13 is pressed.
Inventors:
NAKAMURA TAKEHIDE
Application Number:
JP2001291305A
Publication Date:
April 04, 2003
Filing Date:
September 25, 2001
Export Citation:
Assignee:
AISAN IND
International Classes:
F02M25/07; F16B4/00; H02K5/173; H02K37/24; (IPC1-7): H02K5/173; F02M25/07; F16B4/00; H02K37/24
Attorney, Agent or Firm:
Akio Iida (1 person outside)