| 摘要 |
PURPOSE: A flexible pump is provided to be lightened by using a small engine and to improve pumping efficiency even if a small engine is used. CONSTITUTION: A flexible pump(100) comprises a front part(10), a rear part(20), and an impeller(30). The front part has an inlet(11) with a mesh-shaped inflow net(12). Multiple protrusions with through holes are formed in the front part. An exhaust unit(22) is formed in one side of the rear part, and a driving shaft insertion groove is formed in the other side. An exhaust pipe(21) is assembled in the exhaust unit. The impeller is assembled in a driving shaft(40).
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