DIGITAL DEVICE PRODUCING POSITION SIGNAL

In a digital position transducing sensor having an optically scannable sensor element, the optical signal supplied by the sensor element (10) is teletransmitted directly via a light guide (28, 30, 38) to a signal processing device remote from the position transducing sensor. Light for the optical sc...

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Bibliographische Detailangaben
Hauptverfasser: LANGNER, KLAUS, FRONING, KARL,EDILBERT ALEXANDER
Format: Patent
Sprache:eng ; ger
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Zusammenfassung:In a digital position transducing sensor having an optically scannable sensor element, the optical signal supplied by the sensor element (10) is teletransmitted directly via a light guide (28, 30, 38) to a signal processing device remote from the position transducing sensor. Light for the optical scanning is supplied via a light guide (20) from a light source (18) remote from the position transducing sensor. The sensor element (10) is a rotatable disc which is provided with a coding. The disc (10) can be rotated by a control stick (14). The coding of the disc (10) is formed by light-proof and optically transparent sub-areas. A multiplicity of light guides (28, 30, 38) offset with respect to one another are provided for the purpose of transmitting optical signals from the sensor element (10) to the signal processing device. A multiplicity of light guides (28, 30, 38) on the detector side can be illuminated by a light source (18) via a single light guide (20).