| 摘要 |
PURPOSE: A power sprayer is provided to rapidly convert spraying and collection by operating a valve installed at the power sprayer. CONSTITUTION: A power sprayer comprises: a main body member in which a crank shaft, a piston rod, and a piston are installed and a driven pulley connected to a crank shaft of the main body is linked with a driving pulley of a drive motor by a belt; an exhausting part(300) in which an inlet tube connected to a medicinal fluid bottle is connected to a first valve; and a collection unit equipped with a first return duct installed between a distributor and a first transfer pipe, and a second return duct.
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