| 摘要 |
<p>A spray gun is provided for hydraulically atomizing and spraying liquids such as paint. The spray gun comprises a body portion having a fluid passageway extending therethrough communicating with a source of pressurised fluid and a spray head portion connected to the body portion. The spray head portion is provided with a spray opening, communicating with the fluid passageway in the body portion, and with a retractable valve stem substantially transverse to and forming a part of the spray opening. A triggering mechanism operates to retract the valve stem to thereby open the spray opening.</p> |
