To provide a self-travelling jet cleaning device which can position and hold a nozzle to jet an injection medium at a cleaning object part.
The self-travelling jet cleaning device is constituted by being provided with a self-travelling vehicle 11, a jet cleaning means 12 which is mounted to the vehicle 11 and provided with the nozzle 13 to jet the injection medium to the cleaning object part, and a nozzle positioning/holding means 14 which positions and holds the nozzle of the jet cleaning means toward the cleaning object part. By this, cleaning can be executed by positioning/holding the nozzle 13 at the cleaning object part with the nozzle positioning/holding means 14 and jetting the injection medium to the cleaning object part while travelling.
SAKAI TADASHI
HOSHIKAWA MASAYUKI