Brush head arrangements
Number of patents in Portfolio can not be more than 2000
United States of America
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Mar 3, 2020
Grant Date -
Apr 20, 2017
app pub date -
Mar 24, 2015
filing date -
Mar 24, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A brush head having a distal end, including: an elastomeric matrix including a first surface, and a plurality of retention rings disposed in the elastomeric matrix, each of which includes a first end, a second end positioned closer to the first surface of the elastomeric matrix than the first end, an interior wall with a central longitudinal axis, and an exterior wall. The interior wall of at least a first retention ring is generally circular in shape; the interior wall of at least a second retention ring is generally non-circular in shape; the exterior wall is generally non-circular in shape; and at least one of the interior wall or the exterior wall includes a taper. The brush head can also include a plurality of bristle tufts, each of which is inserted into one of the plurality of retaining rings.
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