发明授权
- 专利标题： Speed sensing rolling bearing unit
- 专利标题（中）： 速度传感滚动轴承单元
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申请号： US585194申请日： 1996-01-11
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公开(公告)号： US5678933A公开(公告)日： 1997-10-21
- 发明人: Hideo Ouchi , Kouichi Morita , Hayato Oumi
- 申请人： Hideo Ouchi , Kouichi Morita , Hayato Oumi
- 申请人地址： JPX Tokyo
- 专利权人： NSK Ltd.
- 当前专利权人： NSK Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX7-007376 19950120; JPX7-198411 19950803; JPX7-199749 19950804; JPX7-203077 19950809; JPX7-203078 19950809; JPX7-203079 19950809; JPX7-236584 19950914
- 主分类号： G01P3/44
- IPC分类号： G01P3/44 ; F16C33/30
摘要：
A speed sensing rolling bearing unit having a hub rotating together with a vehicle wheel, a tone wheel fixed to the hub and made from a light-shielding material circumferentially provided with a number of light transmitting portion or a non-reflecting material circumferentially provided with a number of light-reflecting portions, a dover having a synthetic resin block in it, and a sensor embedded in the synthetic resin block and comprising a light-emitting element and a light-receiving element which receives the light from the light-emitting element intermittently as the hub rotates.
公开/授权文献
- US4559814A Thermal air flow meter 公开/授权日：1985-12-24