| Patents for A46D 9 - Machines for finishing brushes (465) |
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| 09/05/1991 | DE4006325A1 Brush bristle active end processing - clamps bristle tufts at distance from active end, cuts them to size, and grinds active ends |
| 09/04/1991 | EP0444436A2 Treatment of bristles |
| 07/31/1991 | EP0438935A1 Apparatus and method for producing rounded brush tips |
| 06/27/1991 | WO1991009552A1 Apparatus and methodology for producing rounded brush tips |
| 06/27/1991 | CA2072361A1 Apparatus and methodology for producing rounded brush tips |
| 06/20/1991 | DE3941738A1 Shearing device for finishing brushes - has fixed counter blade and displaceable milling cutter |
| 06/04/1991 | US5020551 Method for manufacturing a make-up brush |
| 05/08/1991 | DE3936818A1 Tension device for holding brush bodies - has tension jaws holding different sized or shaped brushes through engagement on flat sides |
| 05/02/1991 | DE3935880A1 Brush production machine and bristle applicator - consist of holders, guides and positioning pieces, with drive mechanism |
| 04/16/1991 | US5007686 Process for rounding bristle tips on brushes |
| 03/12/1991 | US4998779 Apparatus and methodology for producing rounded brush tips |
| 03/07/1991 | DE3929339A1 Shears for protruding brush bristles - has facing counter blades and swing blade moving forward and back between these |
| 01/09/1991 | EP0406239A1 Process for producing toothbrushes and blanks for use for same. |
| 12/25/1990 | US4979782 Process and apparatus for production of bristle products |
| 10/11/1990 | DE3920107C1 Process for rounding-off bristle ends of brushes - includes applying pulsed laser onto numerous bristle ends |
| 07/03/1990 | US4938539 Process for producing a toothbrush and toothbrushes produced by the process |
| 06/28/1990 | WO1990006701A1 Process for producing toothbrushes and blanks for use for same |
| 04/17/1990 | CA1267938A1 Process for rounding the bristle tips of toothbrushes and toothbrushes prepared by this process |
| 01/10/1990 | CN1038580A Process and apparatus for production of bristle products |
| 12/20/1989 | EP0346646A2 Method and apparatus for manufacturing brush ware |
| 10/24/1989 | US4876157 Pair of head portions separated by narrow hinge-forming portion with v-shaped cavity; bendable |
| 09/26/1989 | US4869277 For dental treatment |
| 08/02/1989 | EP0267901B1 Process for producing a toothbrush and toothbrushes produced by the process |
| 07/11/1989 | US4846531 Bristle filled sleeve and method of filling and using same |
| 07/06/1989 | DE3842684A1 Method for rounding off bristle ends of brushes |
| 06/29/1989 | WO1989005706A1 Process for rounding bristle tips on brushes |
| 06/29/1989 | DE3742441A1 Hilfseinrichtung zum beseitigen von maengeln an buersten Auxiliary device to eliminate deficiencies in buersten |
| 06/28/1989 | EP0321938A1 Process for rounding the ends of brush bristles |
| 06/22/1989 | DE3741616A1 Test device |
| 06/20/1989 | US4839997 Brush seal manufacture |
| 03/07/1989 | US4809990 Brush seals of ceramic material for thermal turbomachines |
| 10/25/1988 | US4779932 Bristle filled sleeve and method of filling and using same |
| 10/12/1988 | EP0285717A1 Pre-packaged fused synthetic brushes |
| 08/09/1988 | US4762373 Process for rounding the bristle tips of toothbrushes and toothbrushes prepared by this process |
| 07/12/1988 | US4756579 Brush filling method and filled brushes |
| 05/25/1988 | EP0267901A1 Process for producing a toothbrush and toothbrushes produced by the process. |
| 03/15/1988 | US4730876 Apparatus for manufacturing a brush seal |
| 01/21/1988 | DE3623593A1 Brush manufacturing machine |
| 12/03/1987 | WO1987007123A1 Process for producing a toothbrush and toothbrushes produced by the process |
| 05/26/1987 | US4668019 Brush filling apparatus |
| 04/01/1987 | EP0216192A1 Method for rounding the bristle ends of toothbrushes |
| 03/11/1987 | EP0213341A1 Brush sealing device |
| 02/25/1987 | EP0211275A2 Method and apparatus for manufacturing brush seals |
| 01/21/1987 | EP0124937B1 Brush and method for its manufacture |
| 12/30/1986 | CA1216014A1 Method of producing a brush head, brush head and the use thereof for dental treatment |
| 08/05/1986 | US4603912 Brush manufacturing machine |
| 07/30/1986 | EP0189067A2 Machine for manufacturing brushes and method for inspecting said brushes |
| 06/03/1986 | US4592594 Brushes and the manufacture thereof |
| 11/13/1985 | EP0161033A2 Device for the checking of the attachment of bristle sets in brushes |
| 11/06/1985 | EP0160623A2 Method for manufacturing brooms, brushes or the like and broom or brush produced in accordance with this method |
| 07/24/1985 | EP0060592B1 Process for rounding-off the bristle ends of a brush |
| 11/14/1984 | EP0124937A2 Brush and method for its manufacture |
| 06/27/1984 | EP0111525A1 Method of producing a brush head, brush head and the use thereof for dental treatment |
| 04/10/1984 | US4441227 Brushes and the manufacture thereof |
| 01/19/1984 | WO1984000099A1 Method of producing a brush head; brush head and the use thereof for dental treatment |
| 09/14/1983 | EP0088470A2 Brush manufacturing machine |
| 05/11/1983 | EP0078569A2 Device for separating rows of brush hairs |
| 09/22/1982 | EP0060592A2 Process for rounding-off the bristle ends of a brush |
| 06/23/1982 | EP0054484A1 Method of treating the ends of natural bristles for tooth brushes |
| 08/25/1981 | US4285892 Etching or dissolving |
| 12/10/1980 | EP0019944A1 Device for rounding off the ends of the fibres of brushes |
| 11/11/1980 | CA1089510A2 Process for treating pile materials made into electrophotographic toner removal brushes |
| 03/20/1979 | US4144675 Apparatus for treating top ends of flexible cords |
| 12/27/1977 | US4064658 Brush roundator |
| 11/22/1977 | US4059382 Apparatus for processing top ends of rod-like resin articles |