|6354911||Method and apparatus for end-rounding bristles|
An apparatus for end-rounding bristles in a brush having different heights. The apparatus includes pins disposed in pre-determined locations such that they will contact selected bristles in a brush abutting the apparatus when the pins travel a two-dimensi...
|4944561||Process and apparatus for producing bunches of artificial or natural brush material|
A process for producing brush heads is disclosed which includes providing a bundle of brush material, which is separated into a plurality of bunches of brush material to provide respective brush heads. The plurality of bunches of brush material are insert...
|4009910||Tuft forming device|
This invention relates to new and useful brush making apparatus which allows the manufacture of a wide variety of different types of constructions having pretrimmed synthetic filament units. The apparatus is capable of picking and trimming all the synthet...