Vacuum cleaner brush roll and vacuum cleaner
AssigneeAktiebolaget Electrolux
InventorRoger Karlsson
Life of this patent
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Abstract
A vacuum cleaner brush roll having a brush body arranged to rotate around an axis (ax), a first row of bristles arranged on a first axial half section of the brush body along a first helix around the axis (ax), and a second row of bristles arranged on a second axial half section of the brush body along a second helix around the axis (ax). The twist of the second helix is opposite to the twist of the first helix. The first row of bristles comprises a first type of bristles and the second row of bristles comprises a second type of bristles having different characteristics than the first type of bristles. The present disclosure further relates to vacuum cleaner comprising a brush roll.
Claims12
A vacuum cleaner brush roll comprising:
- a brush body arranged to rotate around an axis (ax),
- a first row of bristles arranged on a first axial half section of the brush body along a first helix around the axis (ax),
- a second row of bristles arranged on a second axial half section of the brush body along a second helix around the axis (ax),
- wherein a twist direction of the second helix is opposite to a twist direction of the first helix, and
- wherein the first row of bristles comprises a first type of bristles and the second row of bristles comprises a second type of bristles having different characteristics than the first type of bristles.
A vacuum cleaner comprising:
- a brush roll having:
- a brush body arranged to rotate around an axis (ax),
- a first row of bristles arranged on a first axial half section of the brush body along a first helix around the axis (ax),
- a second row of bristles arranged on a second axial half section of the brush body along a second helix around the axis (ax),
- wherein a twist direction of the second helix is opposite to a twist direction of the first helix, and
- wherein the first row of bristles comprises a first type of bristles and the second row of bristles comprises a second type of bristles having different characteristics than the first type of bristles.
Dependencies are inferred from the claim text.