Stroboscopic device

Details Stroboscopic device Stroboscopic device

1975-06-30

1977-05-17

Rolinec, Rudolph V.

Electricity: measuring and testing

Electrical speed measuring

Including speed-related frequency generator

73506, G01P 348

Patent

active

040244733

ABSTRACT:
An arrangement for use in indicating the speed of rotation of a body including a switch operated by elements which rotate according to the rotation of the body, a frequency generator which has an output signal at a frequency related to the desired speed of rotation of the body and an indicator which is actuated in accordance with the signals from both the switch and the frequency generator.

REFERENCES:
patent: 3581561 (1971-06-01), Tomashek
patent: 3584298 (1971-06-01), Kolbiaz
patent: 3611343 (1971-10-01), Schoenbach
patent: 3672230 (1972-06-01), Klebl
patent: 3739276 (1973-06-01), Dornberger
patent: 3739367 (1973-06-01), Fathauer

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