Concrete slab surface finishing apparatus

Details Concrete slab surface finishing apparatus Concrete slab surface finishing apparatus

1979-09-13

1981-07-28

Hoag, W. E.

Plastic article or earthenware shaping or treating: apparatus

With transportation device for relocating molding apparatus...

404103, 404105, 425 64, B28B 126, B28B 704, B29C 100

Patent

active

042808006

ABSTRACT:
A support frame to span and to be moved over the surface of a concrete slab on wheels running on rails extending along side edges of the slap, and having a hopper for depositing a layer of finishing material on the slab surface ahead of at least one roller carried by the frame, said finishing material being confined on the surface by side walls depending from the frame and overlapping the side edges of the slab. Power means rotates the roller, and this roller can be adjusted vertically relative to the frame to adjust the thickness of finishing material being rolled onto the slab surface.

REFERENCES:
patent: 1994082 (1935-03-01), Abernathy
patent: 2048071 (1936-07-01), Jacobson
patent: 3143781 (1964-08-01), Kalns
patent: 3200177 (1965-08-01), Dodd
patent: 3208362 (1965-09-01), Sigmund
patent: 3224065 (1965-12-01), Cheskin
patent: 3600773 (1971-08-01), Davis
patent: 3608011 (1971-09-01), Jones

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