PROBLEM TO BE SOLVED: To reduce residual liquid as much as possible on discharging the liquid, by collecting the liquid in respective tank chambers in the central part and discharging the liquid from the central part through the side face part and the rear part of the tank lorry. ;SOLUTION: The bottom face 2 of the inside of a tank 1 is formed to incline downward from both ends of the longitudinal direction of the tank to the central part and also from both side ends of the breadthwise direction of the tank to the central part. A plurality of tank chambers 4a, 4b, 4c are formed in the tank 1 and bottom valves 6a, 6b, 6c are provided at the lowermost positions of respective tank chambers and connected to a main discharge pipe 7 and a side discharge pipe 9 is connected to the main discharge pipe 7 and further, a valve is fitted to the discharge end side thereof. A discharge pipe 11 is installed to diverge to stretch from the side discharge pipe 9 to the rear part of the tank lorry and a pump 14 is equipped in the discharge pipe 11. And valves 12, 21 are fitted to the branched end side and the discharge end side of the discharge pipe 11 respectively.;COPYRIGHT: (C)1999,JPO
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