Flexible raised pavement marker

Details Flexible raised pavement marker Flexible raised pavement marker

E - Fixed Constructions

01

F

E01F 9/04 (2006.01) E01F 9/07 (2006.01)

Patent

CA 2053023

Attorney File No. 45874CAN1A FLEXIBLE RAISED PAVEMENT MARKER Abstract of the Disclosure Raised pavement marker useful in geographic areas where snow plows are used and comprising hollow base with an open bottom and dome top, characterized by: A. base cross section being closed curved shape like cylinder; B. dome having: 1) outer surface which approximates surface of rotation of a sine wave with highest point in middle of dome; 2) dome cross section is thickest near center and thinnest at periphery; 3) at least 2 ribs projecting from surface, to protect reflector which may be cube corner reflector affixed to dome; C. material of construction which is an elastomer having Tg no greater than -50°C, preferably polyurethane compound containing a lubricating polymer, such as a silicone.

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