Patent ID: 8925136
Filing Date: 2015-01-06
Classification: A46B

Abstract:
1. Brush core in the shape of a roller, being composed of double-walled segmental parts each having a cylindrical inner wall and a cylindrical outer wall and which after mounting form said roller, in which means are provided on a resulting outer surface for receiving brush elements, after which a cylindrical brush roller is obtained for mounting to a brush machine for brushing large surfaces, wherein said cylindrical inner wall and said cylindrical outer wall of each of said segmental parts are coupled together by two types of ribs and wherein said outer wall has outwardly extending wall parts with connecting blocks for receiving said brush elements therebetween, further comprising on each of said segmental parts thick-walled coupling lips projecting in a circumferential direction, said lips being formed with mating male and female zigzag surfaces facing in a radial direction.