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Title:
ROAD MARKING EVALUATION AND MEASUREMENT SYSTEM
Document Type and Number:
WIPO Patent Application WO2004074582
Kind Code:
A3
Abstract:
An apparatus for measuring attributes such as color, thickness and/or retro reflectivity of a road marking disposed on a road surface. The apparatus includes a vehicle that travels over the road surface. The vehicle transports a measurement system and a computer. The measurement system includes at least one subsystem, which may include a color measurement subsystem, a thickness measurement subsystem and/or a retro-reflectivity measurement subsystem. The computer receives the measurement information from the measurement system.

Inventors:
ZIVKOVIC ALEKSANDAR
VILLANI DAVID P
VORONOV ILYA
Application Number:
PCT/US2004/001950
Publication Date:
January 06, 2005
Filing Date:
January 26, 2004
Export Citation:
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Assignee:
LAFARGE ROAD MARKING INC (US)
International Classes:
E01C23/16; G01B11/06; G01J1/00; G01J3/46; (IPC1-7): G01J3/46; G01B11/28
Foreign References:
US6407674B12002-06-18
US6614530B12003-09-02
US4700223A1987-10-13
US4781465A1988-11-01
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