| 摘要 |
<p>SPRAY HEAD FOR NEBULIZATION OF FLUIDS A spray head for the nebulization of fluid under pressure having a swirl chamber with a discharge orifice and a pair of passages operative to conduct fluid to said chamber, the chamber including two wall portions symetrically interposed between the passages and the discharge orifice, the configuration and disposition of said wall wall portions cooperatively to produce a swirling of fluid about the discharge orifice and effect nebulization of discharging fluid over a wide range of fluid pressures.</p> |
