发明授权
- 专利标题: Display system
- 专利标题(中): 显示系统
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申请号: US171473申请日: 1980-07-23
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公开(公告)号: US4376934A公开(公告)日: 1983-03-15
- 发明人: Hans Prohaska , Horst Rachner
- 申请人: Hans Prohaska , Horst Rachner
- 申请人地址: NY New York
- 专利权人: ITT Industries, Inc.
- 当前专利权人: ITT Industries, Inc.
- 当前专利权人地址: NY New York
- 优先权: DEX2931327 19790802
- 主分类号: G01D7/00
- IPC分类号: G01D7/00 ; B60Q3/04 ; G01D13/00 ; G01P1/08 ; G01R13/40 ; G02F1/01 ; G02F1/1333 ; G09F9/00 ; G01D13/04
摘要:
A display system comprising at least one display element, for example in the form of a pivoted pointer for indication of a changing measured value in association with a scale. The display element is implemented by an electro-optical cell filled with a liquid, the cell having two transparent plates separated by a distance frame with an associated illuminating device at the back side. Portions of one of the transparent plates is rendered opaque, the remaining areas on that plate providing transparent windows. Transparent areas are also provided between the plates. One of said transparent areas has a contour corresponding with the contour of the scale. The other of said areas extends over a larger surface.
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