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US 12,605,022 B2Granted
Brushroll for vacuum cleaner
AssigneeBISSELL Inc.
InventorsJoseph P. Perry, Jayson Christopher Achram, Tyler Tucker Grab
Life of this patent
Estimating the term…
Abstract
A vacuum cleaner includes a base having an agitator chamber and a suction nozzle opening in fluid communication with the agitator chamber. A brushroll is positioned within the agitator chamber for rotational movement. The brushroll includes a brush dowel provided with a plurality of bristles. The brush dowel has a plurality of ribs.
Claims17
A vacuum cleaner, comprising:
- a base comprising an agitator chamber and a suction nozzle opening in fluid communication with the agitator chamber;
- a brushroll positioned within the agitator chamber for rotational movement, the brushroll comprising a brush dowel having a plurality of ribs and provided with a plurality of bristles;
- and
- a comb assembly provided within the agitator chamber, the comb assembly circumscribing at least a portion of the brushroll and comprising a plurality of teeth that radially extend between a portion of the ribs of the brushroll,
- wherein the plurality of teeth extend from a leading edge to a trailing edge;
- wherein the plurality of ribs define recesses between adjacent ribs;
- wherein a portion of the leading edge of the plurality of teeth is received by the recesses between the plurality of ribs;
- and
- wherein at least one of the recesses between the plurality of ribs includes a protuberance extending radially outward toward the leading edge of the plurality of teeth.
6 more elements
A vacuum cleaner, comprising:
- a base comprising an agitator chamber and a suction nozzle opening in fluid communication with the agitator chamber;
- a brushroll positioned within the agitator chamber for rotational movement, the brushroll comprising a brush dowel having a shroud surface, a mounting surface defining a channel that extends axially along the brush dowel adjacent to one or more bristle supports, a plurality of ribs, and a plurality of bristles mounted at the mounting surface, wherein the plurality of bristles comprise the one or more bristle supports having bristle support platforms projecting from the mounting surface into a hollow interior of the brush dowel and including bristle holes extending at least partially into the bristle support platforms that receive the plurality of bristles as tufts, and the plurality of ribs are located at the shroud surface;
- and
- a comb assembly provided within the agitator chamber, the comb assembly circumscribing at least a portion of the brushroll and comprising a plurality of teeth that radially extend between a portion of the ribs of the brushroll.
1 more element
An agitator assembly for a surface cleaner, the agitator assembly comprising:
- a housing at least partially defining an agitator chamber and a suction nozzle opening in fluid communication with the agitator chamber;
- a brushroll positioned within the agitator chamber for rotational movement, the brushroll comprising a brush dowel having a plurality of ribs and provided with a plurality of bristles;
- and
- a comb assembly provided within the agitator chamber, the comb assembly circumscribing at least a portion of the brushroll and comprising a plurality of teeth that radially extend between a portion of the ribs of the brushroll, wherein the plurality of ribs define recesses between adjacent ribs and the plurality of teeth include a leading edge, and wherein a portion of the leading edge of the plurality of teeth is received by the recesses between the plurality of ribs and at least one of the recesses between the plurality of ribs includes a protuberance extending radially outward toward the leading edge of the plurality of teeth.
1 more element
Dependencies are inferred from the claim text.