Stair nosing
First Claim
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1. IN COMBINATION, A STAIR STEP COMPRISING A VERTICAL RISER, A TREAD AT FIRST ANGLES THERETO AND HAVING A LEADING EDGE PORTION RESTING ATOP AND UPPER EDGE OF THE RISER, SAID LEADING EDGE PORTION BEING PROVIDED WITH A HORIZONTAL GROOVE CONSTITUTING A KEYWAY, COVERING TILE FIXED ATOP SAID TREAD, NOSING COMPRISING A STRIP OF MOLDING, SAID MOLDING EXTENDING ALONG SAID LEADING EDGE PORTION AND BEING CONCAVO-CONVEX AND HAVING ITS CONCAVE SIDE OVERLYING THE LEADING EDGE PORTION OF THE TREAD AND UPPER EDGE PORTION OF THE RISER AND HAVING AN UPPER HORIZONTAL LENGTHWISE EDGE FLUSH WITH THE TOP OF THE FILE, THE EDGE
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1 Claim
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1. IN COMBINATION, A STAIR STEP COMPRISING A VERTICAL RISER, A TREAD AT FIRST ANGLES THERETO AND HAVING A LEADING EDGE PORTION RESTING ATOP AND UPPER EDGE OF THE RISER, SAID LEADING EDGE PORTION BEING PROVIDED WITH A HORIZONTAL GROOVE CONSTITUTING A KEYWAY, COVERING TILE FIXED ATOP SAID TREAD, NOSING COMPRISING A STRIP OF MOLDING, SAID MOLDING EXTENDING ALONG SAID LEADING EDGE PORTION AND BEING CONCAVO-CONVEX AND HAVING ITS CONCAVE SIDE OVERLYING THE LEADING EDGE PORTION OF THE TREAD AND UPPER EDGE PORTION OF THE RISER AND HAVING AN UPPER HORIZONTAL LENGTHWISE EDGE FLUSH WITH THE TOP OF THE FILE, THE EDGE
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Current AssigneeLoyd P. Aton
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Original AssigneeLoyd P. Aton
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InventorsAton, Loyd P.
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Application NumberUS04/335,584Time in Patent Office1,061 DaysField of SearchUS Class Current52/179CPC Class CodesE04F 11/163 Protecting means for edges ...
