DEVICE FOR COMPARISONING THE GAS PRESSURE DISTRIBUTION THROUGH THE OUTLET OF A FLAT-JET NOZZLE

摘要

The apparatus for levelling the gas pressure distribution of the outlet opening of flat jet nozzle (8, 9) incorporates an inner pipe (2) and a surrounding outer pipe (1). Each of these pipes has a number of parallel gas outlet openings which can be adjusted relative to one another such that the openings of the inner pipe are partially or fully overlapped by the openings of the outer pipe. At the same time, this overlap of the openings is oriented symmetrically relative to the outlet opening of the flat jet nozzle.