| 摘要 |
<p>A sprayer device (10) with trigger-operated pump (29) comprises a body (14) which can be applied to a container of liquids and provided with a spraying nozzle (15). The spraying nozzle (15) is provided at the end of a hollow stem holding at the other end a plunger (33) sliding in a pumping chamber (20), where a valve (39) for suction of the liquid from the container and a valve for delivery of the liquid towards the spraying nozzle (15), formed in said plunger (33), are provided.</p> |
