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Snowplowing resisting road surface marking tape material

  • US 4,129,673 A
  • Filed: 04/13/1977
  • Issued: 12/12/1978
  • Est. Priority Date: 04/15/1976
  • Status: Expired due to Term
First Claim
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1. A prefabricated pavement marking tape, comprising a unitary structure including an elongated tape portion securable to a pavement and having a substantially planar traffic-wear resistant upper surface;

  • a plurality of retroreflective elements each having a lower section embedded in said tape portion and an upper section projecting above said upper surface of said tape portion to a predetermined height; and

    at least one uninterrupted rail portion extending lengthwise of the direction of elongation of said tape portion and being free of said retroreflective elements, said rail portion being provided on said upper surface of said tape portion and projecting upwardly therefrom to a height exceeding the predetermined height to which said upper sections of said retroreflective elements project, so as to protect said tape portion and said upper sections of said retroreflective elements against impingement of and damage by a snowplow.

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