Extruded nonskid treadway

Details Extruded nonskid treadway Extruded nonskid treadway

1979-12-03

1981-05-12

Thibodeau, Paul J.

Static structures (e.g., buildings)

Specified wear or friction-type traffic-carrying surface

52578, 52595, 72253R, 72256, 428 53, 428141, 428156, 428167, 428179, B44D 508, B32B 330

Patent

active

042663814

ABSTRACT:
An extruded treadway includes a plurality of interlocking panels having upper surfaces which include nonskid members of pyramidal shape disposed in rectilinear configuration.

REFERENCES:
patent: 1706924 (1929-03-01), Kane
patent: 2091157 (1937-08-01), Moorman
patent: 2742121 (1956-04-01), Liskey, Jr.
patent: 3043407 (1962-07-01), Marryatt
patent: 3046852 (1962-07-01), Graham
patent: 3172343 (1965-03-01), Jacobs
patent: 3180460 (1965-04-01), Liskey, Jr.
patent: 3196763 (1965-07-01), Rushton
patent: 3555762 (1971-01-01), Costanzo, Jr.

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