| 摘要 |
Scraper and blade for removal of paint or rust, where the blade has one center hole (23) and a contour comprising portions of different curvature, and with several points (24) along the contour having a maximum distance to the center of the hole which is nowhere exceeded, and the scraper having a contact surface with a hole for a screw and an arcuate support step (15) the center of curvature of which coincides with the center of the hole for the screw. |
