| 摘要 |
PROBLEM TO BE SOLVED: To provide a lottery method in which not only a person who draws a lottery but also people around the person can enjoy seeing the lottery, which can increase the kinds of prizes, and which can save the trouble of exchanging a lottery medium with a prize. SOLUTION: The lottery method uses an agitator truck equipped with a tilting type rotatable drum 5 having an opening 10c for putting in and discharging freshly-mixed concrete on its upper end, and comprises (A) a step to put a plurality of articles 13 for lottery into the drum 5 through the opening 10c, (B) a step to rotate the drum 5 in the direction at the time of discharging the freshly-mixed concrete, and move the plurality of articles 13 for lottery towards the opening 10c gradually, and (C) a step to discharge at least one of the plurality of articles 13 for lottery from the opening 10c, take it out from a discharging mouth 8c, and determine the result of lottery. COPYRIGHT: (C)2005,JPO&NCIPI
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