METHOD FOR DETECTING BOTTOM OF WATER TANK AND APPARATUS THEREFOR

摘要

PROBLEM TO BE SOLVED: To automatically carry out monitoring, checking and cleaning of the bottom of a water tank by using a probe. SOLUTION: A method for detecting the bottom of the water tank and an apparatus therefor have a configuration moving the probe 42 hung by a holding means 10 to the X-Y direction in the bottom 2 of the water tank 1 and detecting the whole area of the bottom 2.