| 摘要 |
A BRUSH WITH IMPROVED TUFT RETENTION HAVING A HANDLE, A HEAD MADE FROM A FLOWABLE MATERIAL, CONNECTED TO THE HANDLE, HAVING A PLURALITY OF TUFT HOLES THEREIN, WITH AT LEAST ONE BRISTLE ANCHORED IN EACH TUFT HOLE WITH A MULTI-SIDED STAPLE. EACH STAPLES HAS A PLURALITY OF GROOVES IN AT LEAST ONE SIDE AND THE GROOVES IN THE STAPLES ARE TRANSVERSE TO THE LONGITUDINAL AXIS OF THE BRISTLES WHEN THE STAPLE IS USED TO ANCHOR BRISTLES IN A TUFT HOLE.
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