Process for producing an overmolded brush strip
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United States of America Patent
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Sep 4, 2018
Grant Date -
Apr 13, 2017
app pub date -
Mar 24, 2015
filing date -
Mar 24, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A process for producing a brush strip 1, comprises the steps of arranging a plurality of aligned monofilament fibers 2 transversely in a sinusoidal configuration to form a body portion 3 with fibers arranged in parallel and two looped ends 4a, 4b; applying at least one row of stitching 5 across the body portion towards one end, wherein the stitching is such as loop around groups of fibers to divide the body portion 3 into separate bundles; overmolding the stitched end of the bundles with a thermoplastic polymeric material 6; and trimming the non-overmolded end of the body portion 2 to create tufts of bristles 7.
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