Brush head assembly
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United States of America Patent
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Nov 2, 2021
Grant Date -
Dec 31, 2020
app pub date -
Jun 28, 2019
filing date -
Jun 28, 2019
priority date (Note) -
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Abstract
A brush head assembly comprising: a hard platen; a plurality of bristle tufts, each of which comprises a plurality of bristle strands, each bristle tuft having a proximal end and a free end; and a flexible matrix at least partially comprised of a shear-thickening material for coupling the plurality of bristle tufts to the hard platen, wherein the flexible matrix is arranged such that there is shear-thickening material between the proximal ends of the plurality of bristle tufts and the hard platen. A method of manufacturing the brush head assembly for use with a personal care appliance.
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