Concrete paving stone and method of manufacturing same

Road structure – process – or apparatus – Pavement – Modules or blocks

Patent

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Details

52659, E01C 508

Patent

active

041273494

ABSTRACT:
A concrete paving stone having single flags held together with a number of concrete ribs between adjacent stones such that the ribs will resist breaking during ordinary handling but will break upon the application of vibration after the paving stone is laid on a level sand bed to thereby provide a number of unconnected flags.

REFERENCES:
patent: 881700 (1908-03-01), Miller
patent: 1645635 (1927-10-01), Wescott
patent: 2055822 (1936-09-01), Holmes
patent: 3041785 (1962-07-01), MacDonald
patent: 3242832 (1966-03-01), Schnaar
patent: 3557669 (1971-01-01), Fenton
patent: 3808085 (1974-04-01), Givens
patent: 3891340 (1975-06-01), Bolli
patent: 3922105 (1975-11-01), Bolli

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