Patent ID: 6725541
Filing Date: 2004-04-27
Classification: F02K,F05D,Y02T,Y10T

Abstract:
A method of manufacturing a flow directing element comprising the steps of:(a) forming a plurality of pairs of plates, the plurality of pairs of plates being formed from sheet material, (b) forming a single integral piece of ductile sheet material such as to form a plurality of flow directing vanes, forming a plurality of spaced apart apertures and a plurality of sheet material portions in the integral piece of ductile sheet material, (c) arranging the single integral piece of ductile sheet material, such that at least one vane extends between each pair of plates and each sheet material portion defines one of the plurality of flow directing vanes, said pair of plates having ends extending in spaced apart planes and each said vane extending at an angle to one of said planes.