Abstract: The invention relates to a device (10) comprising a circuit (12) for conveying at least one carriage (14) carrying at least one element to be painted, said circuit comprising a main arm (15) which passes through a loading station (16) for loading the element into the carriage (14), through a station (17) for painting the element, and through an unloading station (18) for unloading the element from the carriage (14). The circuit (12) comprises a return arm (20) extending between a first routing switch (26) on the main arm (15), which is arranged upstream from the painting station (17), and a second routing switch (28) on the main arm (15), which is arranged downstream from the painting station (17), for circulating a carriage (14) a number of times through the painting station (17) before continuing along the main arm (15).

Abstract: The disclosure relates to a paint spraying device including a body forming a support. According to the disclosure, the spraying device comprises at least two nozzles provided with paint spraying means and mounted on said body and at least two paint reservoirs, each nozzle being connected through supply means to a distinct paint reservoir.