发明名称 DEVICE FOR FILAMENT END-ROUNDING AND A METHOD FOR END-ROUNDING (TOOTH)BRUSH FILAMENTS
摘要 An end-rounding device and a method for smoothening and end-rounding bristle filament ends, for the use in brush heads, in particular toothbrush heads, is provided. Thereby, bristle filament ends can be provided which end-rounding quality shows a high homogeneity although more than one end is end-rounded in one step. Thus, the method and the device can be used for end-rounding of bigger bristle arrangements, such as bristle bunches comprising a multiple of filaments used for one bristle tuft.
申请公布号 WO2016196869(A1) 申请公布日期 2016.12.08
申请号 WO2016US35623 申请日期 2016.06.03
申请人 THE PROCTER & GAMBLE COMPANY 发明人 VANKOV, Michael
分类号 A46D1/04;A46D1/00;A46D1/05;A46D1/08;A46D9/00;A46D9/02 主分类号 A46D1/04
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