Optical rail gage/wear system

Details Optical rail gage/wear system Optical rail gage/wear system

1988-07-01

1990-04-10

Scott, Jr., Leon

Optics: measuring and testing

By polarized light examination

With light attenuation

G01B 1124

Patent

active

049155040

ABSTRACT:
Disclosed is a method and apparatus for determining the gage and/or wear of railroad tracks in which optical scanning techniques are used in conjuction with a programmable computer for determining the gage and/or wear of the rails.

REFERENCES:
patent: 3864039 (1975-02-01), Wilmarth
patent: 4181430 (1980-01-01), Shirota et al.
patent: 4531837 (1985-07-01), Panetti

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