BRUSH HEAD AND ELECTRIC TOOTHBRUSH
First Claim
1. A brush head for an electric toothbrush, in particular a replaceable brush head, comprising:
- a housing attachable to and detachable from a handle of the electric toothbrush;
a carrier having a mounting side having a shape selected from a circular, oval, or elliptical shape, wherein the carrier is mounted at the housing for driven oscillatory rotational motion around a rotation axis that extends through a center point on the mounting side of the carrier;
a plurality of tufts comprising filaments mounted on the mounting side of the carrier;
wherein each of the tufts has a tufting area of at least about 2.0 mm2, and the filaments in each of the tufts have a cross-sectional area perpendicular to their length extension direction that corresponds to a circular cross sectional area having a diameter in the range of between 140 μ
m and 102 μ
m;
wherein the brush head comprises only the tufts of the defined type.
1 Assignment
0 Petitions
Accused Products
Abstract
A brush head for an electric toothbrush comprises an attachable housing and a carrier having a mounting side and mounted for driven oscillatory rotational motion around a rotation axis that extends through a center point on the carrier'"'"'s mounting side. Each of the tufts has a tufting area of at least about 2.0 mm2. Filaments in each of the tufts have a cross-sectional area perpendicular to their length extension direction that corresponds to a circular cross sectional area having a diameter in the range of between 140 μm and 102 μm, wherein the brush head comprises only tufts of the defined type.
71 Citations
20 Claims
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1. A brush head for an electric toothbrush, in particular a replaceable brush head, comprising:
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a housing attachable to and detachable from a handle of the electric toothbrush; a carrier having a mounting side having a shape selected from a circular, oval, or elliptical shape, wherein the carrier is mounted at the housing for driven oscillatory rotational motion around a rotation axis that extends through a center point on the mounting side of the carrier; a plurality of tufts comprising filaments mounted on the mounting side of the carrier; wherein each of the tufts has a tufting area of at least about 2.0 mm2, and the filaments in each of the tufts have a cross-sectional area perpendicular to their length extension direction that corresponds to a circular cross sectional area having a diameter in the range of between 140 μ
m and 102 μ
m;wherein the brush head comprises only the tufts of the defined type. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification