Patent ID: 6833015
Filing Date: 2004-12-21
Classification: A47L,Y10S

Abstract:
A cyclone dust-collecting apparatus for use in a vacuum cleaner, comprising:a cyclone body having an inflow port and an outflow port, the cyclone body being capable of forming a whirling air current from dust-laden air drawn into the vacuum cleaner through the inflow port; a dust-collecting chamber removably connected with the cyclone body, for collecting dust separated from the drawn air in the whirling air current; and a grill assembly disposed at the outflow port of the cyclone body for preventing reverse flow of dust through the outflow port of the cyclone body, the grill assembly comprising: a first grill member having a supporting portion supported on the outflow port of the cyclone body; a second grill member removably connected to a lower opening of the first grill member and having an outer circumference; and a grill portion provided to define a passage in fluid communication with the outflow port in the outer circumference of the second grill member.