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Class Information
Number: 300/4
Name: Brush, broom, and mop making > Brush-making machines > Tuft feeding and setting
Description: Devices for feeding formed bunches, knots, or tufts of bristles to a brush-back and setting them in previously-prepared holes in the back.










Patents under this class:

Patent Number Title Of Patent Date Issued
8376471 Angled fibrous brushes of fibers fixed to a backing and method of manufacturing same Feb. 19, 2013
8308246 Method for manufacturing toothbrush and toothbrush manufactured by the method Nov. 13, 2012
8256848 Method for making interdental brush Sep. 4, 2012
7832810 Stuffing machine for brooms or brushes Nov. 16, 2010
7631943 Feeding bristles to brush-making machine Dec. 15, 2009
7281768 Manufacturing method and apparatus of brush Oct. 16, 2007
6726789 Method and device for the production of brushes Apr. 27, 2004
6582027 Brush for cosmetic tool or writing instrument and production process for the same Jun. 24, 2003
6485105 Method of bristle insertion for brush production Nov. 26, 2002
6352313 Brush tufting Mar. 5, 2002
5542749 Method and apparatus for gathering and forming a tuft of brush bristles Aug. 6, 1996
5533791 Brush making machine Jul. 9, 1996
5518300 Method for the manufacture of a toothbrush May. 21, 1996
5221123 Bristles clusters, brushes, and their manufacture Jun. 22, 1993
5148568 Apparatus and method for making an end brush with a male projection Sep. 22, 1992
4979782 Process and apparatus for production of bristle products Dec. 25, 1990
4884849 Apparatus for manufacture of end brush Dec. 5, 1989
4768837 Brush body holder Sep. 6, 1988
4730387 Apparatus for fitting retaining rings Mar. 15, 1988
4720759 Compact protector utilizing a bimetal and an excessive rise prevention portion Jan. 19, 1988
4609228 Method and machine for manufacturing brushes Sep. 2, 1986
4132449 Method and apparatus for mounting bristles on brush backs Jan. 2, 1979











 
 
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