Optical triangulation gear inspection

Details Optical triangulation gear inspection Optical triangulation gear inspection

1982-10-12

1985-10-15

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356376, G01H 2186

Patent

active

045476748

ABSTRACT:
This invention describes novel method and apparatus for inspecting gear geometry via optical triangulation. Preferred machine construction uses specialized geometrical relationships of sensor to gear, and specialized high accuracy photodetector array based laser triangulation sensor units of large range and high response speed.

REFERENCES:
patent: 3006074 (1961-10-01), Heller
patent: 3927948 (1975-12-01), Cox et al.
patent: 4097159 (1978-06-01), Strandberg
patent: 4226536 (1980-10-01), Dreyfus et al.
patent: 4325640 (1982-04-01), Dreyfus et al.
patent: 4349274 (1982-09-01), Steele
patent: 4373804 (1983-02-01), Pryor et al.

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