摘要 |
<p>The device has a support plate (2), where two positioning pipes (3a, 3b) are mounted on the support plate. Longitudinal axles of the pipes are parallel to each other and are fastened to the support plate at an acute-angle to adjust a walking aid (1) in a front removal position with a rearward clearance. The acute angle inclination of the longitudinal axes lies in a range between 4 degrees and 10 degrees. The plate is made of stainless steel, and the pipes are made of stainless steel or plastic.</p> |