Surface marker strip and methods for providing improved integrit

Details Surface marker strip and methods for providing improved integrit Surface marker strip and methods for providing improved integrit

1990-11-13

1992-02-11

Britts, Ramon S.

Road structure, process, or apparatus

Traffic director

Attenuated lane marker type

404 14, E01F 906, E01F 908

Patent

active

050871480

ABSTRACT:
An improved roadway marker rubber-like strip in which the upper layer is deformed into protruberances such as wedges or ridges, preferably provided with a coating of exposed retro-reflective beads, that have been cross-link-vulcanized to provide the same with memory that permits shape restoration following depression by vehicle traffic, and a cold-flow un-vulcanized bottom layer adhered to the roadway and conforming without memory to the same under vehicle traffic.

REFERENCES:
patent: 3399607 (1968-09-01), Eigenmann
patent: 3587415 (1971-06-01), Eigenmann
patent: 3920346 (1975-11-01), Wyckoff
patent: 4040760 (1977-08-01), Wyckoff
patent: 4069787 (1978-01-01), Wyckoff
patent: 4117192 (1978-09-01), Jorgensen
patent: 4236788 (1980-12-01), Wyckoff
patent: 4388359 (1983-06-01), Ethen et al.
patent: 4490432 (1984-12-01), Jordan
patent: 4656077 (1987-04-01), Larimore et al.
patent: 4681401 (1987-07-01), Wyckoff

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