US2024172907A1PendingUtilityA1
Floor cleaner
Assignee: TECHTRONIC FLOOR CARE TECH LTDPriority: Jan 14, 2020Filed: Feb 8, 2024Published: May 30, 2024
Est. expiryJan 14, 2040(~13.5 yrs left)· nominal 20-yr term from priority
A47L 9/0477A47L 11/4041A47L 5/225A47L 5/30A47L 5/26A47L 9/0455A46B 13/005A46B 13/006A46B 2200/30
74
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Claims
Abstract
A cleaning head for a floor cleaner including a brushroll assembly configured to clean a surface to be cleaned and reduce brushroll maintenance, such as removing hair and debris wrapped around the brushroll assembly and removing debris from a bearing of the brushroll assembly. The brushroll assembly may comprise agitator members to assist in cleaning and maintenance.
Claims
exact text as granted — not AI-modified1 . A cleaning head for a floor cleaner comprising:
a housing; a brushroll chamber having an opening in a bottom side of the housing; and a brushroll assembly operably mounted in the brushroll chamber, the brushroll assembly having an agitator body extending between a first end and a second end opposite the first end, and an agitating member extending through the opening and configured to contact a surface to be cleaned, wherein the agitating member includes
a vane extending longitudinally along the agitator body and connected to the agitator body along a first vane edge and a second vane edge such that the vane forms a loop extending outwardly from the agitator body.
2 . The cleaning head of claim 1 , wherein the first vane edge and the second vane edge are connected to the agitator body separated by at least 4 mm.
3 . The cleaning head of claim 1 , wherein the housing includes an extending portion directed inwardly towards the agitator body configured to contact at least a portion of the agitating member.
4 . The cleaning head of claim 1 , further comprising a first coupler connected to the first vane edge and a second coupler connected to the second vane edge, the first coupler connected to the agitator body adjacent the second coupler such that the vane forms the loop extending outwardly from the agitator body.
5 . The cleaning head of claim 1 , wherein the housing includes an extending portion directed inwardly towards the agitating body, the extending portion positioned within the brushroll chamber between the first and second ends configured to contact at least a portion of the vane as the vane rotates past the extending portion in the brushroll chamber during operation.
6 . The cleaning head of claim 1 , wherein the vane includes a plurality of apertures extending longitudinally along the vane in a direction from the first end of the agitator body toward the second end of the agitator body.
7 . The cleaning head of claim 6 , further comprising a row of bristles extending from the agitator body, through the corresponding plurality of apertures aligned therewith and configured to contact the surface to be cleaned.
8 . The cleaning head of claim 1 , wherein the agitator body includes a secondary cleaning member configured to further enhance debris pick-up and inhibit debris and hair wrap around the agitator body, wherein the secondary cleaning members is composed of the same material as the vane.
9 . The cleaning head of claim 8 , wherein the secondary cleaning member includes a single edge attached to the agitator body.
10 . The cleaning head of claim 8 , wherein the brushroll assembly rotates relative to the housing about a longitudinal axis that extends through the first end and the second end of the agitator body, wherein the secondary cleaning member is spaced at least 90 degrees from the vane around the longitudinal axis.
11 . The cleaning head of claim 1 , wherein the vane is a first vane and wherein the agitating member further includes
a second vane extending longitudinally along the agitator body and connected to the agitator body along a first vane edge and a second vane edge such that the second vane forms a second loop extending outwardly from the agitator body.
12 . The cleaning head of claim 12 , wherein the brushroll assembly rotates relative to the housing about a longitudinal axis that extends through the first end and the second end of the agitator body, and wherein the second vane is spaced from the first vane around the longitudinal axis.
13 . The cleaning head of claim 1 , wherein the loop extends along the agitator body from the first end of the agitator body to the second end of the agitator body.
14 . The cleaning head of claim 1 , wherein the loop extends along a portion of the agitator body in a direction from the first end of the agitator body toward the second end of the agitator body.
15 . The cleaning head of claim 1 , wherein the agitator body has a length measured from the first end to the second end, wherein the loop extends along the length of the agitator body in a direction from the first end of the agitator body toward the second end of the agitator body.
16 . The cleaning head of claim 1 , wherein the vane is composed of elastomeric material.
17 . The cleaning head of claim 1 , wherein the brushroll assembly rotates relative to the housing about a longitudinal axis that extends through the first end and the second end of the agitator body, and wherein the loop extends along the longitudinal axis.
18 . The cleaning head of claim 1 , wherein the loop forms a hollow space between the vane and the agitator body.
19 . The cleaning head of claim 1 , wherein the agitating member further includes a row of bristles.
20 . The cleaning head of claim 1 , wherein the vane includes a plurality of bristle receptacles integrally molded, and wherein the agitating members further include a row of bristles tufted into the bristle receptacles and extending outwardly from the loop, such that the row of bristles are configured to contact the surface to be cleaned.Join the waitlist — get patent alerts
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