Roadmarker device

Details Roadmarker device Roadmarker device

1993-02-18

1993-12-07

Novosad, Stephen J.

Road structure, process, or apparatus

Traffic director

Attenuated lane marker type

404 6, E01F 906, G02B 5126

Patent

active

052678091

ABSTRACT:
A shell 50 for a roadmarker device 10 has a body member 12 of a glass material. The body member 12 defines a chamber 14 in which a reflective element 28 is receivable. The body member 12 has a circular cylindrical base portion 16 and a raised portion 18 on top of the base portion 16. The raised portion 18, when viewed from one side of the base portion 16 is parabola-like and extends between opposed peripheries 16.1, 16.2 of the base portion 16. The raised portion 18 defines two substantially planar surfaces 20 extending in opposite directions, downwardly from a central ridge 22.

REFERENCES:
patent: 2229179 (1941-01-01), Langsdon
patent: 2328407 (1943-08-01), Becker
patent: 2627784 (1953-02-01), Peller
patent: 3877785 (1975-04-01), Schaefer
patent: 3922066 (1975-11-01), Schaefer

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