| 摘要 |
PROBLEM TO BE SOLVED: To provide a water jet propulsion machine capable of preventing exposure of an impeller when disassembling the water jet propulsion machine. SOLUTION: This water jet propulsion machine 20 jets water jet by providing a stator 32 at a rear end part 30a of an impeller housing 30, arranging the impeller 36 in the impeller housing 30 and rotating the impeller 36. In the machine 20, the impeller 36 is rotatably provided in the stator 32 and is arranged in the impeller housing 30, the impeller housing 30, the stator 32 and a nozzle 34 are integrally connected with a connecting bolt 94, and the impeller housing 30 and the stator 32 are integrally connected with a lock bolt 96. COPYRIGHT: (C)2006,JPO&NCIPI
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