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Class Information
Number: 300/11
Name: Brush, broom, and mop making > Brush-making machines > Work holders > Positioning devices
Description: Holders for brush-backs or blocks operating to properly position with respect to a drill and tufting device, a tufting device alone, or other brush-making tool, successive areas of the block or back corresponding to the desired positions of the tufts in the completed brush.

Patents under this class:

Patent Number Title Of Patent Date Issued
8365339 Device for holding the head of a toothbrush Feb. 5, 2013
8141958 Device for holding the head of a toothbrush Mar. 27, 2012
7699403 Method and apparatus for making toothbrushes Apr. 20, 2010
7488043 Device for manufacturing brushes Feb. 10, 2009
7467828 Device for manufacturing brushes Dec. 23, 2008
7175238 Process and arrangements for producing a toothbrush, the toothbrush, and also the use of the toothbrush Feb. 13, 2007
6290303 Method for manufacturing brushes and brush manufacturing machine applying this method Sep. 18, 2001
6290302 Method for manufacturing brushes and brush manufacturing machine applying this method Sep. 18, 2001
5927819 Method and device for trimming and end-rounding bristles Jul. 27, 1999
5863102 Method and apparatus to permit attachment of bristles to toothbrushes with resiliently flexible heads and to thereafter permit the trimming and end rounding of such bristles Jan. 26, 1999
5746482 Brush body feeding device May. 5, 1998
5683146 Device for selectively separating and cutting toothbrush bristles Nov. 4, 1997
5673975 Brush manufacturing machine and method for manufacturing brushes Oct. 7, 1997
5593213 Bristle finishing fork Jan. 14, 1997
5533792 Method and device for manufacturing brushes Jul. 9, 1996
RE34398 Apparatus for and method of manufacturing brush seals Oct. 5, 1993
5176427 Bristle treatment Jan. 5, 1993
5104196 Brush filling machine and method of operating same Apr. 14, 1992
5087403 Process for producing plastic bristle articles Feb. 11, 1992
4934759 Apparatus for and method of manufacturing brush seals Jun. 19, 1990
4668019 Brush filling apparatus May. 26, 1987
4603912 Brush manufacturing machine Aug. 5, 1986
4355847 Apparatus for holding and displaying brush bodies Oct. 26, 1982

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