Pavement marker

Details Pavement marker Pavement marker

1991-09-24

1993-07-13

Britts, Ramon S.

Road structure, process, or apparatus

Traffic director

Attenuated lane marker type

404 16, G08B 0000

Patent

active

052267458

ABSTRACT:
A pavement marker including a body (1), at least one hermetic chamber (14) in the body, a reflector panel (6,7) positioned in the side of the body (1) for each chamber and sufficiently transparent to allow the passage of light therethrough and form a window in the body (1) into the hermetic chamber (14), a substantially smooth external face on the reflector panel (6,7) which lies at an acute angle to a base surface of the body (1) and reflective prismatic projections (8) on an inner face of said reflector panel (6,7) with the projections spaced from a back face (11) of said chamber (14).

REFERENCES:
patent: 3784279 (1974-01-01), Hedgewick
patent: 3971623 (1976-07-01), Hedgewick et al.
patent: 3980393 (1976-09-01), Heasley et al.
patent: 4129397 (1978-12-01), Eigenmann
patent: 4208090 (1980-06-01), Keenan
patent: 4875789 (1989-10-01), May
patent: 5002424 (1991-03-01), Hedgewick

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