发明公开
- 专利标题: Displacement information detection apparatus
- 专利标题(中): 位移信息检测装置
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申请号: EP93110388.1申请日: 1993-06-29
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公开(公告)号: EP0577088A3公开(公告)日: 1994-03-23
- 发明人: Kato, Shigeki , Ishizuka, Koh , Kondo, Hiroshi , Ishii, Satoshi , Kaneda, Yasushi
- 申请人: CANON KABUSHIKI KAISHA
- 申请人地址: 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo JP
- 专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人地址: 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo JP
- 代理机构: Tiedtke, Harro, Dipl.-Ing.
- 优先权: JP197909/92 19920630; JP344573/92 19921224; JP347413/92 19921228
- 主分类号: G01D5/38
- IPC分类号: G01D5/38 ; G01D5/34
摘要:
A displacement information detection apparatus used in the field of machine tools, measuring apparatus, and the like in order to detect linear shifting conditions and rotary shifting conditions of an object is disclosed. The apparatus can be miniaturized and its construction saves labour. Further, a detection device suitable for the apparatus and a drive control apparatus using this displacement information detection apparatus are disclosed.
公开/授权文献
- EP0577088B2 Displacement information detection apparatus 公开/授权日:2010-10-20
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