Paving material agitation apparatus for use in water channel for

Details Paving material agitation apparatus for use in water channel for Paving material agitation apparatus for use in water channel for

1978-02-08

1978-09-19

Byers, Nile C.

Road structure, process, or apparatus

Apparatus

With means for profile shaping, e.g., crown

298 27, E01C 1128

Patent

active

041150236

ABSTRACT:
A paving material agitation apparatus for use in water channel forming machines comprising a hopper adapted to accommodate therein paving materials to be laid, a plurality of first screws spaced apart with each other in said hopper, a plurality of rotary drives each being secured to one end of said first screws, respectively, an agitation impeller rotatably engaged with one of said first screws, a rotary shaft rotatably supported by said hopper, said agitation impeller being fixedly secured to said rotary shaft so as to be rotated therewith, and a second screw formed on said rotary shaft.

REFERENCES:
patent: 2063400 (1936-12-01), Robb
patent: 2311726 (1943-02-01), Blue
patent: 2818790 (1958-01-01), Canfield
patent: 3034410 (1962-05-01), Ross
patent: 3137220 (1964-06-01), Smith
patent: 3161117 (1964-12-01), Supject
patent: 3254578 (1966-06-01), Bessette
patent: 3396644 (1968-08-01), Banks
patent: 3909146 (1975-09-01), Hoffman

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