Method of manufacturing non-slip pavement blocks

Details Method of manufacturing non-slip pavement blocks Method of manufacturing non-slip pavement blocks

1974-03-04

1978-04-18

Pavelko, Thomas P.

Plastic and nonmetallic article shaping or treating: processes

Reactive gas or vapor treatment of work

264247, 264256, 264273, 264277, 264278, 264333, 264336, 264DIG43, B28B 116, B28B 300

Patent

active

040851761

ABSTRACT:
This invention relates to a method and apparatus for manufacturing pavement blocks and the product resulting therefrom in which said blocks have rubber tips projecting from the surfaces thereof, and includes inserting a perforated plate and introducing projection elements into the perforation and against the base plate, thereafter introducing filler material, compressing the ingredients, removing the compressed unit from, including the base, the frame and thereafter removing the base plate and perforated plate.

REFERENCES:
patent: 1539148 (1925-05-01), Sylvester
patent: 2163814 (1939-06-01), Swarorski
patent: 2651079 (1953-09-01), Michaelson
patent: 3000237 (1961-09-01), Phillips

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