of inner tube 101 to the inner wall of outer tube 102 straightening vanes 111 also extend from the top of the annular duct created by inner tube 101 and outer tube 102 downward the proximal opening of inner tube 101 curves outward to allow for smooth fluid flow centered directly above inner tube 101 is impeller 109 comprising impeller blades 108 which are fitted to conform to the curvature in inner tube 101 motor 110 which provides power to impeller 109 is located above impeller 109 housing 113 contains impeller blades 108 separation chamber 107 and dust collector 105 housing 113 connects to the concentric tubing which is formed by inner tube 101 and outer tube 102 that provides incoming and outgoing fluid flow the horizontal cross section depicted in fig1 b illustrates the circular shape of housing 113 the cylindrical walls of housing 113 maintain the vortex fluid flow attached to the cylindrical portion of housing 113 is dust collector 105 dust collector 105 is a sealed container in which debris ejected from the vortex accumulate housing 113 has an opening in its outer wall through which dust 106 may pass as shown in the horizontal cross the edge of the opening facing into the direction of the fluid flow bends slightly inwards to facilitate dust collection the dust collector 105 is attached to the outer and lower walls of.