Apparatus movably adhering to a wall and adapted to carry a cleaning apparatus
 The present invention relates to an apparatus movably adhering to a wall and which may include a cleaning apparatus or coating apparatus affixed thereto for removing rust and paint from the vertical or inclined walls of large structures such as ships, oil-tanks or the like or for finishing bead welds thereon, and more particularly to an apparatus movable along a wall comprising four magnetic or vacuum adhering members which alternately adhere to the wall two by two as they are operated by remote-control to move the apparatus in the desired direction on the vertical or inclined wall. 
Sanko Co., Ltd.
B Y
B63B Y10S
inventional additional
Fukashi Hiroyuki Katsumi
Urakami Yamashita Aoki