Road structure – process – or apparatus – Pavement – Modules or blocks
Patent
1987-09-11
1988-12-20
Novosad, Stephen J.
Road structure, process, or apparatus
Pavement
Modules or blocks
404 42, 404 39, 52384, 52392, E01C 500
Patent
active
047922575
ABSTRACT:
A paving stone set includes a square paving-stone, a larger rectangular paving-stone and a smaller rectangular paving-stone. Each of the paving stones has generally planar top and bottom surfaces and generally planar side walls, with a clothoid shaped surface being formed on two corners of each paving-stone. The radius of curvature of each clothoid shaped surface may be different from that of the other clothoid shaped surfaces on each paving-stone. The top surface may have a different color and texture than the bottom surface. The paving-stones may be irregularly broken surfaces.
REFERENCES:
patent: 1139934 (1915-05-01), Von Mollenbruck
patent: 1268123 (1918-06-01), Innes
patent: 3494266 (1970-02-01), Baumberger
patent: 4572699 (1986-02-01), Rinninger
Hans Rinninger u. Sohn GmbH u. Co.
Letchford John F.
Novosad Stephen J.
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