Electric vacuum cleaning apparatus
Abstract:
An electric vacuum cleaning apparatus includes a station and an electric vacuum cleaner connectable/disconnectable from the station. The electric vacuum cleaner includes: a coarse-dust collecting chamber that accumulates coarse dust separated with a first separator; a filter chamber that accumulates fine dust separated with a filter; a coarse-dust waste-outlet that discharges the coarse dust from the coarse-dust collecting chamber; a fine-dust waste-outlet adjacent to the coarse-dust waste-outlet and discharges the fine dust from the filter chamber; and a waste-outlet lid that opens/closes both the coarse-dust waste-outlet and fine-dust waste-outlet together. The station includes: a secondary dust container accumulating coarse dust to be discharged from a primary dust container through the coarse-dust waste-outlet port and fine dust to be discharged from the primary dust container through the fine-dust waste-outlet; and a secondary electromotive blower that applies negative pressure to the primary dust container to transfer the coarse and fine dust.
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