Electricity: measuring and testing – Electrical speed measuring – Including speed-related frequency generator
Patent
1982-08-02
1985-06-04
Krawczewicz, Stanely T.
Electricity: measuring and testing
Electrical speed measuring
Including speed-related frequency generator
280289R, 324160, G01P 348, G01P 312
Patent
active
045217319
ABSTRACT:
An arrangement for the attachment of means for the detection of revolutions per minute, etc., comprises a rotary member to be mounted concentrically around a hub of a wheel, said member having a single or, a plurality of, magnet pieces arranged concentrically therein and a plurality of mount openings formed concentrically therein to permit it to be attached to the spokes of a different wheel, and a detector with a built-in magnetic flux sensor mechanism which operates when it enters a magnetic field generated by said rotary member, said detector being equipped with an adjuster mechanism which is clamped onto said hub to hold said sensor mechanism within said magnetic field.
REFERENCES:
patent: 3898563 (1975-08-01), Erisman
patent: 4331918 (1982-05-01), Dunch
patent: 4352063 (1982-09-01), Jones
Matsumoto Masaaki
Uyeda Takashi
Krawczewicz Stanely T.
Solis Jose M.
Tsuyama Mfg. Co., Ltd.
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