Patent ID: 7416575
Filing Date: 2008-08-26
Classification: A47L,B04C,F15D,Y10S

Abstract:
1. A cyclone dust collecting apparatus comprising: a cyclone body having an air inlet for drawing contaminant-laden air and an air outlet connected with a vacuum suction resource, the cyclone body forming a whirling stream with respect to an air drawing into the air outlet; and a passage guide member arranged in the air outlet, for reducing a current speed of cleaned air being discharged via the air outlet and also for guiding a streamline flow of the cleaned air, wherein the air outlet further comprises: an entrance end, proximate to the whirling stream and the passage guide member is spaced away from the air outlet entrance end; and wherein the passage guide member extends into the air outlet from an inner surface of the air outlet and said guide member has a cross sectional shape that is substantially the same shape as the letter J, the curved part of which faces the entrance end of the air outlet and the straight part of the passage guide member extends away from the entrance end of the air outlet.