Radial optical encoder apparatus for shaft angle measurement

Details Radial optical encoder apparatus for shaft angle measurement Radial optical encoder apparatus for shaft angle measurement

1976-10-29

1977-12-20

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

340347P, G01D 534

Patent

active

040644359

ABSTRACT:
A radial optical encoder apparatus utilizing a pair of diametrically-opposite optical encoders in conjunction with a rotating faceted mirror for precision measurement of rotary shaft angles.

REFERENCES:
patent: 1878658 (1932-09-01), Aronoff
patent: 2685083 (1954-07-01), Beman

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