Roadway safety warning system and method of making same

Details Roadway safety warning system and method of making same Roadway safety warning system and method of making same

1996-12-05

1999-02-23

Graysay, Tamara L.

Road structure, process, or apparatus

Traffic director

404 10, 404 13, 404 14, 404 16, E01F 900

Patent

active

058736743

ABSTRACT:
A roadway safety warning system and method of making same utilizing various ones of marking assemblies applied to a roadway surface to provide a warning system. The marking assemblies means includes 1) chevron marking assembly; 2) diagonal marking assembly; 3) perpendicular marking assembly; and 4) chevron and perpendicular marking assembly. The various marking means can have various embodiments thereof with 1) the chevron marking assembly being of a V-shape; 2) the diagonal marking assembly extended at an angle to a direction of travel; 3) the perpendicular marking assembly extended perpendicular to the direction of travel; and 4) the chevron and perpendicular marking assembly being a portion of both of a combination of the chevron marking assembly and the perpendicular marking assembly. The marking assemblies can be provided with various embodiments of reflector/refractor signal assembly provided with general reflector members which would be raised above the support roadway surface and could be flexible so as to be folded downwardly if a vehicle runs thereover. The reflector/refractor signal assembly has arcuate, inclined, and raised strip assemblies which provide an elevated surface a certain distance such as 1/2" to 3/4" above the roadway surface to aid in observation thereof from a line of sight from vehicle drivers.

REFERENCES:
patent: 1574738 (1926-02-01), Cretney
patent: 2007524 (1935-07-01), Emmons
patent: 2532988 (1950-12-01), Bigelow
patent: 4790684 (1988-12-01), Adams
patent: 4969713 (1990-11-01), Wyckoff
patent: 5288163 (1994-02-01), Munson

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