Powder spray pistol has double or multiple trigger on pistol grip attached to control circuit and powder supply system to give thin or thick cloud of powder

摘要

The control circuit (1) is connected to a supply for the powder (2) and a spray pistol (3). The cloud of released powder (5) is attracted toward a workpiece (6) which is earthed. The trigger arrangement (4) on the spray pistol may have a double trigger or several buttons to control the amount of material being sprayed.