Spray-painting booths

Claim 1

A SPRAY-PAINTING BOOTH FOR OBJECTS BEING PAINTED AS THEY ARE CONVEYED THERETHROUGH, COMPRISING A CHANNEL HAVING A PAIR OF SPACED LONGITUDINAL SIDE WALLS, A FLOOR AND A CEILING, SAID CEILING HAVING VENTILATING AIR INLET MEANS TO DISTRIBUTE AIR TO OBJECTS BEING PAINTED WITHIN SAID CHANNEL, A GRILL COEXTENSIVE WITH SAID FLOOR FOR PERMITTING VENTILATING AIR TO BE DISCHARGED FROM SAID CHANNEL, A CHAMBER DISPOSED BENEATH SAID GRILL, SAID CHAMBER HAVING A PAIR OF INWARDLY SLOPING, DOWNWARDLY EXTENDING LONGITUDINAL SIDE WALLS CONNECTED ON EITHER SIDE OF SAID GRILL, MEAND DEFINING A LONGITUDINAL SLOT DIVIDING EACH OF SAID DOWNWARDLY EXTENDING SIDE WALLS INTO AN UPPER AND A LOWER PORTION, AND A LIQUID BASIN CONFINED BETWEEN THE LOWER PORTIONS OF SAID DOWNWARDLY EXTENDIG SIDE WALLS FOR CARRYING A LIQUID AT A LEVEL CLOSELY ADJACENT SAID SLOT, WASHING LIQUID SUPPLY MEANS POSITIONED ADJACENT SAID GRILL ALONG THE UPPER PORTION OF EACH OF SAID DOWNWARDLY EXTENDING SIDE WALLS AND ADAPTED TO COAT SAID UPPER PORTIONS WITH A FILM OF WASHING LIQUID FLOWING TOWARD SAID SLOTS, SAID SLOT MEANS DIMENSIONED TO INCREASE THE VELOCITY OF THE OUTFLOWING AIR SUFFICIENT TO EJECT AND ATOMIZE LIQUID BOTH FROM THE LIQUID BASIN AND THE LIQUID FILM FLOWING TOWARD THE SLOTS WHEREBY PAINT PARTICLES CARRIED BY SAID OUTFLOWING AIR ARE AGGLOMERATED.