| 摘要 |
<p>The gun for the application by hot process of paints, of the type comprising an assembly fixed on the body of the gun comprising an electric resistor heating block, arranged in a housing wherein the spraying air circulates in contact with said block, the housing being in contact with the paint, the gun being characterized in that it comprises a first sinuous path (16a, 16b, 17, 20, 21) for the air, provided in part inside said heating block (4) and in part between said block (4) and the inner surface of a first envelope (5), and a second sinuous path (40, 44, 45) for the paint defined between the outer surface of said first envelope (5) and a second envelope (6), said assembly (4, 5, 6) being attached to a body (1) of the gun of insulating material having a rotary spraying head (T) with two pairs of air nozzles (58, 59) of which at least one is angularly adjustable and in that it comprises automatic means (18) for adjusting the temperature, said automatic means being controlled by the spraying air. </p> |
