Road structure – process – or apparatus – Pavement – Modules or blocks
Patent
1998-09-16
2000-08-15
Lisehora, James A.
Road structure, process, or apparatus
Pavement
Modules or blocks
404 73, E01C 500, E01C 504, E01C 522
Patent
active
06102614&
ABSTRACT:
A concrete block has a first and a second hole passing through the concrete block in a vertically direction. An internal thread is formed in the first and the second hole. A plurality of tiles have a slipping resistivity. The tiles are arranged in order on an upper surface of the concrete block. The first and the second hole each have at a level of the upper surface an open region smaller than a respective tile.
REFERENCES:
patent: 4972537 (1990-11-01), Slaw, Sr.
patent: 5617599 (1997-04-01), Smith
patent: 5802652 (1998-09-01), Smith
Lisehora James A.
The Nippon Road Company Limited
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