Machine for leveling materials on the ground

Road structure – process – or apparatus – Apparatus – Screed or drag

Reexamination Certificate

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C404S120000

Reexamination Certificate

active

06860676

ABSTRACT:
Machine to level materials on the ground, made up of an operative set which includes two parallel telescopic arms (4), which are incorporated in revolving disposition on a bearing structure (1), while on the end of the arms in articulated fastening a horizontal head (6) is situated, foreseen of means to distribute, level and compact materials to be applied on the ground.

REFERENCES:
patent: 1782707 (1930-11-01), Bayley
patent: 3541934 (1970-11-01), Borquist
patent: 3870427 (1975-03-01), Allen
patent: 4465397 (1984-08-01), Hollon et al.
patent: 4470783 (1984-09-01), Friebel et al.
patent: 4655633 (1987-04-01), Somero et al.
patent: 5039249 (1991-08-01), Hansen et al.
patent: 5190400 (1993-03-01), Sterner
patent: 5791815 (1998-08-01), Rowe
patent: 6022171 (2000-02-01), Munoz
patent: 9401774 (1996-06-01), None
patent: 9821418 (1998-05-01), None

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