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US 2023/0264131 A1Published application
Cyclonic, dust-collecting unit and vacuum cleaner
AssigneeMakita Corporation
InventorsKosuke KOMIYA, Junichi IWAKAMI, Kentaro NAKAHARA
Life of this patent
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Abstract
A cyclonic, dust-collecting unit includes: one or more air swirling members, which swirl(s) air; a dust cap, into which air that has passed through the swirling member(s) flows; and a filter unit, through which air that flows out of the dust cap passes. The filter unit includes: a prefilter; a sound-absorbing member, through which air that has passed through the prefilter flows; and a post filter, through which air that has passed through the sound-absorbing member flows.
Claims20
A cyclonic, dust-collecting unit comprising:
- one or more air swirling members, which swirl(s) air;
- a dust cap, into which air that has passed through the swirling member(s) flows;
- and
- a filter unit, through which air that flows out of the dust cap passes;
- wherein the filter unit comprises:
- a prefilter;
- a sound-absorbing member, through which air that has passed through the prefilter flows;
- and a post filter, through which air that has passed through the sound-absorbing member flows.
5 more elements
Dependencies are inferred from the claim text.