Patent ID: 6162502
Filing Date: 2000-12-19
Classification: B05C,B05D,G03C

Abstract:
A device for curtain coating a moving support with a coating material and for extracting air carried along by the support in front of the curtain, the device comprising:a moving support having a surface on which the curtain is coated and movable in a running direction past a curtain of coating material applied to the surface at a curtain application location along the running direction of the support, the support having a lateral width across the running direction;a combination air supply device and suction device located in front of and upstream of the curtain application location along the running direction, and comprising:a body supported in position to define a gap with respect to and being spaced from the surface of the support;the suction device being located upstream in the body along the running direction and open to the gap and comprising an air suction channel; the air supply device being located downstream along the body and also open to the gap and comprising an air supply channel; the body being shaped so that the air suction channel and the air supply channel extend across the lateral width of the support;a respective layer of porous material being provided in each of the air supply channel and the air suction channels at the gap.