Gap-adjustable scraper is arranged as circular shaped, flexible element and its outer diameter is slightly larger than internal annular groove of screw nut

摘要

Gap-adjustable scraper (30) is arranged as circular shaped, flexible element and its outer diameter is slightly larger than the internal annular groove of the screw nut. The scraper is provided inside with a spiral shaped scraper tooth section (31), which intervenes in the ball bearing spindle. The scraper is provided outside with a circular cone (32) towards the internal annular groove of the screw nut running slantly and is directed over notches (34).