Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Patent
1997-07-16
1999-07-27
Watkins, III, William P.
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
428149, 428325, 428195, 428323, 428201, 428204, 428206, 428207, 428156, 359540, 404 14, 404 12, G08B 906
Patent
active
059287616
ABSTRACT:
The articles of the present invention comprise optical elements embedded in either a core having a binder layer which is embedded in a road-binder or optical elements which are directly embedded into a binder layer. The binder layer may be part of a preformed pavement marking tape or may be applied directly to a traffic-bearing surface. The binder layer is comprised of a black pigment. The pavement marking articles of the present invention comprise one or more first region(s) wherein the first region(s) has a daytime appearance of black and is retroreflective.
In another embodiment of the present invention, the pavement marking articles further comprise one or more second region(s) having a color which contrasts with black during the daytime and which is typically also retroreflective. The second region(s) is adjacent to the first region(s).
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Hedblom Thomas P.
Jacobs Gregory F.
Fagan Lisa M.
Minnesota Mining and Manufacturing Company
Watkins III William P.
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