APPARATUS FOR POWDER COATING OF A SURFACE, MORE IN PARTICULAR FOR POWDER COATING OF THE SURFACE OF A STEEL PIPE

摘要

Apparatus for the powder coating of a surface, comprising a powder spray head (2) with a spray nozzle (3) with a spray opening for the outlet of the powder particles, whereby the spray nozzle is enclosed by a cap (6) formed by a lower cap part (7) having a lower edge (8), which, in use, is to be placed by the surface (1) that is to be coated, and an upper cap part (9) extending from the lower cap part (7), such, that a space (10) is present between the outer wall (11) of the spray nozzle (3) and the inner wall (12) of the cap (6), which space is connected to exhaust means (A) for the discharge out of the space of a surplus of powder particles (5).