发明授权
- 专利标题： Bearing structure for stepping motor
- 专利标题（中）： 步进电机轴承结构
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申请号： US967816申请日： 1997-11-12
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公开(公告)号： US5859485A公开(公告)日： 1999-01-12
- 发明人: Kenji Uehara , Shigeru Yamaguchi , Masao Ohkita
- 申请人： Kenji Uehara , Shigeru Yamaguchi , Masao Ohkita
- 申请人地址： JPX Tokyo
- 专利权人： Alps Electric Co., Ltd.
- 当前专利权人： Alps Electric Co., Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX8-318689 19961113
- 主分类号： G11B21/02
- IPC分类号： G11B21/02 ; G11B7/085 ; G11B21/08 ; H02K7/08 ; H02K15/16 ; H02K37/00
摘要：
A bearing structure for a stepping motor including a stepping motor, a screw shaft integrated with the stepping motor, and a bearing member formed of a molding resin material for supporting a distal end of the screw shaft, wherein a cone-shaped recess is formed in the distal end of the screw shaft, and a dome-shaped projection to be in abutment with the recess is formed on the bearing member.
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