Device for monitoring the condition of the superstructure...

Optics: measuring and testing – Inspection of flaws or impurities

Reexamination Certificate

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C033S287000

Reexamination Certificate

active

07023539

ABSTRACT:
A device for monitoring the superstructure state especially of fixed railroad tracks, with a height sensor system, which is installed in a measuring vehicle, preferably constructed as a laser scanning system, for determining the height position of an anchor clamp and/or of the base of a rail and/or of a railroad tie.

REFERENCES:
patent: 3828440 (1974-08-01), Plasser et al.
patent: 4040738 (1977-08-01), Wagner
patent: 5786750 (1998-07-01), Cooper
patent: 6119353 (2000-09-01), Grønskov
patent: WO 96/31655 (1996-10-01), None

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