Method for manufacturing brushes and brush manufacturing machine applying this method
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United States of America Patent
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Sep 18, 2001
Grant Date -
N/A
app pub date -
Jul 13, 1999
filing date -
Jul 14, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method and device for manufacturing brushes. The device includes at least one carrier (2) with openings (3) which are mutually arranged according to a certain pattern. The fiber bundles (4) are separated laterally from at least one quantity of loose fibers (7). The fiber bundles (4) are inserted in a mechanical manner, step-by-step, in the openings (3) of the carrier (2). An extremity of the fiber bundles (4) are transferred simultaneously in a mechanical manner from the carrier (2) toward a holder (10). The fiber bundles (4) are fixed in at least a portion of a brush body (5) by positioning the extremity of the fiber bundles (4) in a mold, such that the fiber bundles (4) extend through the holder (10). A synthetic material is injected in the mold and form at least a portion of the brush body (5).
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