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Class Information
Number: 300/2
Name: Brush, broom, and mop making > Brush-making machines
Description: Machines for making brushes--i.e., implements whose working face is constituted by the ends of a mass of natural or artificial bristles assembled in parallel relation, in distinction from brooms, composed of assembled splints, stalks of broom-corn, or equivalent material, and from mops, composed of assembled folds, strips, sheets, or strands of spun or woven fabric.










Sub-classes under this class:

Class Number Class Name Patents
300/3 Drilling and tuft setting 4
300/9 Filling 6
300/4 Tuft feeding and setting 22
300/5 Tuft gathering and setting 28
300/7 Tuft gathering 43
300/8 Tuft setting 29
300/10 Work holders 20


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8706278 Non-bussed vehicle amplifier diagnostics Apr. 22, 2014
8585153 Brush manufacturing machine Nov. 19, 2013
8534769 Method for producing toothbrushes bristled in an anchorless manner Sep. 17, 2013
8365339 Device for holding the head of a toothbrush Feb. 5, 2013
8186765 Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same May. 29, 2012
8172336 Tuft picking device for a brush making machine May. 8, 2012
8141958 Device for holding the head of a toothbrush Mar. 27, 2012
8029069 Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same Oct. 4, 2011
7832811 Method of manufacturing toothbrush with needle-shaped bristles and toothbrush manufactured by the same Nov. 16, 2010
7832810 Stuffing machine for brooms or brushes Nov. 16, 2010
7815260 Method of cutting bristles of a cosmetic applicator brush Oct. 19, 2010
7699403 Method and apparatus for making toothbrushes Apr. 20, 2010
7677675 Method and apparatus for making brushes Mar. 16, 2010
7635169 Tuft picker device for a brush making machine Dec. 22, 2009
7559611 Device for compensating the vibrations caused by the movements of a tool of a brush manufacturing machine Jul. 14, 2009
7488043 Device for manufacturing brushes Feb. 10, 2009
7467828 Device for manufacturing brushes Dec. 23, 2008
7364241 Method and device for manufacturing rotary brush and roll tooth brush Apr. 29, 2008
7281768 Manufacturing method and apparatus of brush Oct. 16, 2007
7201454 Module for guiding bristles of a brush Apr. 10, 2007
7175238 Process and arrangements for producing a toothbrush, the toothbrush, and also the use of the toothbrush Feb. 13, 2007
6948780 Method and apparatus for threading a helix onto a cosmetic brush Sep. 27, 2005
6880896 Device for manufacturing brush products Apr. 19, 2005
6837548 Method for manufacturing brushes and device for cutting brush fibers used thereby Jan. 4, 2005
6820941 Clamping devices Nov. 23, 2004
6726789 Method and device for the production of brushes Apr. 27, 2004
6588851 Clamp for retaining bristle bundles of various sizes Jul. 8, 2003
6578928 System and corresponding automatic machine for assembling and shaping circular brushes Jun. 17, 2003
6578927 Method and device for producing brush products Jun. 17, 2003
6578929 Tufting oral brushes Jun. 17, 2003
6523907 Apparatus and method for producing brushware by injection molding Feb. 25, 2003
6485105 Method of bristle insertion for brush production Nov. 26, 2002
6439669 Filament gripper Aug. 27, 2002
6168241 Filament tape for cleaning and dental application Jan. 2, 2001
6145935 Device for supplying fibres to a filling instrument in a brush manufacturing machine Nov. 14, 2000
5893612 Apparatus and method for rounding fiber ends of brushes Apr. 13, 1999
5769506 Method and device for manufacturing brush bodies Jun. 23, 1998
5690394 Method and device for processing brushes Nov. 25, 1997
5683146 Device for selectively separating and cutting toothbrush bristles Nov. 4, 1997
5683145 Brush finishing machine and a method of profiling toothbrush bristle tufts Nov. 4, 1997
5472263 Apparatus for profiling bristle fields Dec. 5, 1995
5454626 Method of configuring bristle bundles Oct. 3, 1995
5431484 Process and apparatus for producing brushes Jul. 11, 1995
5344218 Apparatus for producing bristle bundles Sep. 6, 1994
5340200 Brush recycling apparatus Aug. 23, 1994
5253927 Toothbrush recycling apparatus and method Oct. 19, 1993
5221123 Bristles clusters, brushes, and their manufacture Jun. 22, 1993
5143425 Device for cutting bristles of tooth brushes to different lengths in different selected areas of a tuft pattern Sep. 1, 1992
5143424 Brush making machine Sep. 1, 1992
5078158 Brush head with a shaped bottom plate Jan. 7, 1992

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