Geometrical instruments – Distance measuring – Scale reading position sensor
Reexamination Certificate
2007-02-09
2008-12-09
Smith, R. A. (Department: 2841)
Geometrical instruments
Distance measuring
Scale reading position sensor
C033S707000, C702S094000
Reexamination Certificate
active
07461464
ABSTRACT:
A position measuring arrangement that includes an arrangement of scanning elements for scanning an absolute code and a selection system for selecting scanning signals from the arrangement of scanning elements by a first method of selection and a second method of selection different from the first method of selection. The position measuring arrangement further includes a decoding device for forming a first absolute measured position value from the scanning signals selected by the selection system when the first method of selection is applied to the selection system and a second absolute measured position value from the scanning signals selected by the selection system when the second method of selection is applied.
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Mittmann Rudolf
Strasser Erich
Brinks Hofer Gilson & Lione
Johannes Heidenhain GmbH
Smith R. A.
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