Cup shaped magnetic pickoff for use with a variable reluctance motion sensing system
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United States of America Patent
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May 17, 1983
Grant Date -
N/A
app pub date -
May 11, 1979
filing date -
May 11, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A crankshaft position sensor having a reluctance sensing magnetic pickoff cooperating with sense features on a nearby, rotating sense wheel. The sense features are filled with a nonmagnetic electrically conductive material to enhance uniform eddy current flow within the sense wheel and where the magnetic pickup contains two coaxial magnetically polarized pole pieces.
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