Kabushiki Kaisha Komatsu Seisakusho

Hideyuki Shimada

Mitsuyoshi Wada

Koji Ohta

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.

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Hirakata, Japan

Hideyuki Shimada