Angle sensor

Details Angle sensor Angle sensor

1985-04-17

1987-09-08

Laroche, Eugene R.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356152, G01D 534

Patent

active

046926135

ABSTRACT:
A light shielding plate rotated by the shaft of an object to be measured is provided with a slit. The distance between the slit and the axis of the shaft varies continuously. A light source and a linear light receiving element are disposed on opposite sides of the light shielding plate.

REFERENCES:
patent: 1163594 (1915-12-01), Fry
patent: 2989642 (1961-06-01), Svec
patent: 3480788 (1969-11-01), Barbieri et al.
patent: 3483391 (1969-12-01), Jensen
patent: 3742233 (1973-06-01), Gorgens et al.
patent: 3800162 (1974-03-01), Lueck et al.
patent: 3859651 (1975-01-01), Thomas, Jr.
patent: 4114035 (1978-09-01), Herzog

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