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Stair mat

  • US 4,321,294 A
  • Filed: 11/13/1979
  • Issued: 03/23/1982
  • Est. Priority Date: 11/13/1978
  • Status: Expired due to Term
First Claim
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1. A stair mat comprising:

  • an edge cushioning cover having an L-shaped cross-section adapted to cover the forward edge of a step, including a main body adapted to extend across the front of a step with a non-skid top surface and having at least one catching groove at its under surface and a skirt extending vertically downward from the main body portion and adapted to cover a riser of a step, said L-shaped edge cushioning cover having an upper layer made of a flexible synthetic resin and a lower layer made of a rigid synthetic resin;

    a connecting base sheet member adapted to be fixed on the tread of a step and having at least one hook-shaped rib at the forward edge thereof, said rib or ribs being fitted into the catching groove or grooves of the main body of the L-shaped edge cushioning cover; and

    a tread mat secured at the upper surface of the connecting base sheet member, behind the edge cushioning cover, said base sheet member and tread mat being connected to the edge cushioning cover by means of the interlocking arrangement of said rib or ribs of the base sheet member being accommodated into said groove or grooves of the edge cushioning cover.

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