| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-propelled type soil improvement machine capable of particularly improving the accuracy of the detection of the quantity of soil and sand having a high water content carried and a carried soil-sand quantity measuring device installed to the improvement machine. SOLUTION: The carried soil-sand quantity measuring device has a body frame 3, a travel device 2, a mixer 47 installed on the frame 3, a hopper 12 for receiving soil and sand mounted on one side in the longitudinal direction of the frame 3, a conveyor 13 secured extensively over the mixer 47 from the lower section of the hopper 12, a soil-improvement material feeder 27 feeding soil and sand on the conveyor 13 with a soil improvement material, a pressure-receiving plate 75 formed on the conveyor 13 having a contact surface 75a extensively over the cross direction of the conveyor 13, an angle sensor 85 detecting the quantity of the plate 75 displaced and a mixing-ratio controller 96 controlling the feeder 27 based on a detecting signal from the sensor 85. COPYRIGHT: (C)2004,JPO
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