| 摘要 |
<p>The sprayer (1) has a reservoir (2) receiving a quantity of a liquid to be sprayed, and a venturi type biphasic diffuser system (3) connected to a gas supply source i.e. manual air pumping bulb (5) and to the reservoir. The diffuser system is connected to the reservoir by a liquid sampling unit i.e. orifice (10) placed at a lower part of the reservoir, where the diffuser system is remote from the orifice. The diffuser is connected to the liquid sampling unit by a flexible tube (7).</p> |
