Electricity: measuring and testing – Magnetic – Current through test material forms test magnetic field
Patent
1995-03-24
1998-11-24
Snow, Walter
Electricity: measuring and testing
Magnetic
Current through test material forms test magnetic field
32420724, 324235, 32420712, G01B 714, G01B 700, G01D 5245
Patent
active
058412751
ABSTRACT:
A position measuring device having a magnetic graduation scanned by a scanner unit which contains magnetic field sensitive elements as sensors. A high frequency alternating auxiliary field is generated to magnetically bias the magnetic field sensitive elements.
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Johannes Heidenhain GmbH
Snow Walter
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