| 摘要 |
PROBLEM TO BE SOLVED: To provide a water jet apparatus which can be carried into or carried out from a job site in the state of being loaded on a small-sized elevator of an existing concrete structure. SOLUTION: This water jet apparatus 1 includes, a pump unit 2 having a pump 6 for producing high-pressure water, a motor unit 10 having a motor 14 for rotating the pump 6, and a nozzle unit having a nozzle for jetting high-pressure water produced by the pump 6. The pump unit 2 and the motor unit 10 are disconnectably connected together via a connecting means 20. The pump unit 2 and the motor unit 10 are put into a separated state, so that the water jet apparatus can be carried into or carried out from the job site, for example, by utilizing small-sized elevator of the existing concrete structure. COPYRIGHT: (C)2010,JPO&INPIT |
