| 摘要 |
PURPOSE: A trigger type sprayer is provided to prevent the leakage of fluid by including a first wing unit and a second wing unit changing according to the flow of the fluid in order to open and close a tube unit. CONSTITUTION: A pumping part(10) includes a piston(16). The piston is implements reciprocating movement. A housing unit(20) includes an internal groove part and a tube unit(35). The piston is inserted into the internal groove part. The tube unit is in connection with the internal tube part. A first valve part(70) opens and closes the inlet of the tube unit by being in connection with the pumping part. A second valve part(80) opens and closes the outlet of the tube unit by being in connection with the pumping part.
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