Patent ID: 7152425
Filing Date: 2006-12-26
Classification: F04D,F24F

Abstract:
1. A blowing device, comprising: a blowing fan; a fan casing placed to cover the blowing fan and having a suction port, the fan casing having a wall that extends toward the suction port; and a suction guide provided in the suction port of the fan casing to guide inlet air to the blowing fan, the suction guide comprising a flow guide part extending forward from an edge of the suction port of the fan casing by a predetermined length and a curved portion which is positioned outside the suction port and protrudes outwardly from the wall to extend toward the flow guide part, wherein the wall merges with the suction guide such that the suction guide protrudes outwardly beyond the wall in a direction opposite a flow direction of the inlet air.