| 摘要 |
PROBLEM TO BE SOLVED: To provide a protector that prevents a nozzle operator from being critically injured in an accident in which, in the execution of a waterjet method, an injection water flow and the reflected water flow having such a high pressure as concrete in a concrete structure is destroyed and having some continuity hit the body of the operator.SOLUTION: In a protector for a high pressure injection water flow, the protector body is formed by at least having a jointed structure in which a plurality of flexible belt-like metallic sheets are partly superimposed, placed side by side and joined with a required area exposed. |
