| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a concrete mixer truck which can perform kneading more than the past by pumping the ready-mixed concrete material into a rotary drum, pouring water of predetermined amount into the rotary drum in place where it can go to the use site by the set time, and turning the rotary drum, and can produce the ready-mixed concrete when reaching the use site. <P>SOLUTION: The concrete mixer truck 1 includes: a bearing 22 fixed to a bottom center part in a rotary drum 11; a rotary shaft 24 of which the leading end is rotatably fitted to this bearing, and the rear end is projected from a gateway 12 of the rotary drum to outside, and rotatably fitted to a support 14 which is fixed to a loading platform 3 positioned at the projecting part; a rotary shaft driving device 25 which stops or rotates this rotary shaft to reverse to the rotating direction when kneading of the rotary drum; and a kneading promotion device 21 comprising a plurality of pieces of stirring blades 26 that can move the kneading materials being mixed by the rotation of the rotating drum and moved to the inner bottom face direction to reverse to the movement direction. <P>COPYRIGHT: (C)2013,JPO&INPIT |
