Surface Treatment Tool
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United States of America Patent
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Issued Date -
May 23, 2024
app pub date -
Mar 25, 2022
filing date -
Mar 26, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A surface treatment head (10) for a surface treatment tool, the surface treatment head (10) comprising: a movable surface treatment element (12) configured to engage a surface to be treated, and a driving means (14) comprising a motor (16) configured to drive the movable surface treatment element (12) to effect cleaning of said surface; wherein a rear edge (21) of the movable surface treatment element (12) with respect to a treatment direction (24) of the surface treatment head (10) comprises a first end, a second end and a middle portion located between the first and second ends, wherein the middle portion of the rear edge (21) projects rearwards of the first and second ends of the rear edge in the treatment direction (24).
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