| 摘要 |
FIELD: household goods and personal effects, household appliances. ^ SUBSTANCE: invention is related to dust control unit in multicyclone vacuum cleaners. Dust control unit can prevent air entrapping owing to other air flow so that foreign objects do not suppress and mar the appearance. Dust control unit of vacuum cleaner contains inlet filter chamber and a number of other filter chambers arranged on external periphery of the inlet filter chamber to accept air passing through the inlet filter chamber. Foreign objects are filtered by cycled air flow. Air is supplied from inlet filter chamber to other chambers via air inlets. One or more air guiding components are available to direct air flows entering other filter chambers. Air guiding components are projected outside from air inlet. Containers are installed under inlet and other filter chambers. ^ EFFECT: vacuum cleaner dust control unit with low noise parameters preventing foreign object suppression on surface. ^ 19 cl, 9 dwg |
