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Class Information
Number: 300/5
Name: Brush, broom, and mop making > Brush-making machines > Tuft gathering and setting
Description: Devices for gathering bunches, knots or tufts, of bristles from a stored mass and setting them in previously-prepared holes in a brush-back.

Sub-classes under this class:

Class Number Class Name Patents
300/6 Drawn work 4

Patents under this class:

Patent Number Title Of Patent Date Issued
8308246 Method for manufacturing toothbrush and toothbrush manufactured by the method Nov. 13, 2012
7866757 Brush stuffing machine Jan. 11, 2011
7832810 Stuffing machine for brooms or brushes Nov. 16, 2010
7641287 Method for manufacturing brushes Jan. 5, 2010
7594704 Method and device for manufacturing brushes Sep. 29, 2009
6988777 Process for producing a toothbrush Jan. 24, 2006
6893100 Methods and apparatus for automated brush assembly May. 17, 2005
6869148 Methods and devices for the manufacture of bristle products Mar. 22, 2005
6820941 Clamping devices Nov. 23, 2004
6582027 Brush for cosmetic tool or writing instrument and production process for the same Jun. 24, 2003
6341824 Method and device for forming fiber packs for manufacturing brushes from a fiber strand Jan. 29, 2002
6302492 Device for picking bristle-like fill materials Oct. 16, 2001
6290303 Method for manufacturing brushes and brush manufacturing machine applying this method Sep. 18, 2001
6016757 Tufting device for a brush tufting machine Jan. 25, 2000
5813728 Process for making rotating brushes for automatic car washes Sep. 29, 1998
5609398 Twisted stem abrading tool and method of making Mar. 11, 1997
5605383 Method of making radial brush Feb. 25, 1997
5542749 Method and apparatus for gathering and forming a tuft of brush bristles Aug. 6, 1996
5538328 Method of fusing filament to a sponge Jul. 23, 1996
5533791 Brush making machine Jul. 9, 1996
5344218 Apparatus for producing bristle bundles Sep. 6, 1994
5148568 Apparatus and method for making an end brush with a male projection Sep. 22, 1992
5104196 Brush filling machine and method of operating same Apr. 14, 1992
5033797 Method of and apparatus for making brushes Jul. 23, 1991
4884849 Apparatus for manufacture of end brush Dec. 5, 1989
4609228 Method and machine for manufacturing brushes Sep. 2, 1986
4255224 Machine for the manufacture of brushes Mar. 10, 1981
4009910 Tuft forming device Mar. 1, 1977

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