Roller rack has holes which form raster punching in transverse and longitudinal direction of bar for admission of axes of rotation and upper and lower flange are provided with holes which form linear raster punching

摘要

The roller rack has holes (22) which form a raster punching (18) in transverse and longitudinal direction of the bar (14) for the admission of the axes of rotation. Upper and lower flanges (10,12) are provided with holes (25) which form a linear raster punching (24) in longitudinal direction of the side profile (6).