Road structure – process – or apparatus – Apparatus – Means to install or form joint
Patent
1987-02-02
1988-05-17
Novosad, Stephen J.
Road structure, process, or apparatus
Apparatus
Means to install or form joint
E01C 2302
Patent
active
047446943
ABSTRACT:
An apparatus for producing grooves in plastic concrete bridge decks and the like having a cutter bar supporting a plurality of parallel cutter blades adapted to be embedded in the surface of a deck and a driving mechanism for imparting reciprocal movement of the blades transversely across the deck. The cutter bar is pivotally mounted on a carriage to permit the cutter bar to conform to the surface of the deck.
REFERENCES:
patent: 1683292 (1928-09-01), Heltzel
patent: 2617336 (1952-11-01), Brickler
patent: 3516339 (1970-06-01), Perkins
patent: 3516340 (1970-06-01), Perkins
patent: 3801211 (1974-04-01), Perkins
patent: 3874806 (1975-04-01), Grist et al.
patent: 4070128 (1978-01-01), Garrison
patent: 4371330 (1983-02-01), Hefferman
Bid-Well Workbridge Texturing Kit brochure, Feb. 1984.
Brochure-"Bidwell Automatic Roller Finisher" 4 pages, May 1971.
Chiama Bernard A.
Letchford John F.
Novosad Stephen J.
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