Electricity: measuring and testing – Electrical speed measuring – Including speed-related frequency generator
Patent
1996-12-27
1998-10-20
Strecker, Gerard R.
Electricity: measuring and testing
Electrical speed measuring
Including speed-related frequency generator
7351439, 32420715, 32420722, 477 34, G01P 3487, G01P 3488, G01D 512
Patent
active
058251766
ABSTRACT:
An apparatus including an inner member mounted for rotation about an axis, an outer member mounted for concentric rotation about the inner member relative to the axis, the outer member having an inner surface adjacent the inner member and an outer surface, and a sensor mounted adjacent the outer surface of the outer member so as to measure the rotational speed of the inner member.
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Babin Brian G.
Engel Scott K.
SSI Technologies, Inc.
Strecker Gerard R.
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