FLOOR CLEANING APPARATUS
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United States of America Patent
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Issued Date -
May 23, 2024
app pub date -
Mar 31, 2022
filing date -
Mar 31, 2021
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A floor cleaning apparatus (1) has an air suction unit (10) and an outlet channeling unit (30), which connects an outlet side of the suction unit (10) to an exhaust aperture (40). The air outlet channeling unit (30) includes various expansion chambers (31, 32, 34, 39) and respective air compression channels interposed among the expansion chambers. At the first expansion chamber (31) an intercepting wall (100) with through holes (101) may be present.
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Family
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Cited Art Landscape
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