FIELD: instrumentation.
SUBSTANCE: rpm induction sensor comprises induction modulator 1 of ferromagnetic material, permanent magnet 2, core with hyperbolic generatrix of ferromagnetic material shaped to truncated cone with its base facing the end face of magnet 2, winding 4 of two sections composed of two sections galvanically isolated at core 3 and case 5 of diamagnetic material.
EFFECT: higher sensitivity and precision, decreased weight and sizes.
1 dwg
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Authors
Dates
2014-01-27—Published
2012-07-03—Filed