Brush head assembly and methods of manufacture
Number of patents in Portfolio can not be more than 2000
United States of America
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-
Mar 3, 2020
Grant Date -
Oct 11, 2018
app pub date -
May 9, 2016
filing date -
May 9, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A brush head (32) including a neck (40) having a brush neck (42); a plurality of bristle tufts (21), each of which includes a plurality of bristle strands with a free end (25) and a proximal end (23), the proximal end having a proximal end head portion (26); a plurality of retention rings (50), each configured to receive the proximal end of at least one of the plurality of bristle tufts; an elastomeric matrix (30) bonded to at least a portion of the brush neck, the plurality of retention rings, and the proximal end of the plurality of bristle tufts, wherein the proximal end head portion of each of the plurality of bristle tufts is configured to comprise a space (27) between the proximal end head portion and the respective retention ring.
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