Return element for ball bearing spindle, has upper and lower barrier forms inclined angle with horizontal, and return element is adapted for attachment with ball bearing spindle with different guide way

摘要

The return element has an annular groove adapted to an interior edge of a nut. The turning path of the return element has a turn path access adapted to the turn path of the ball bearing spindle. The turn path access is provided with an upper and lower barrier at a position where the roll element detaches the ball bearing spindle from a thread rail. The upper and lower barrier forms an inclined angle with the horizontal. The return element is adapted for the attachment with ball bearing spindle with different guide.