| 摘要 |
The invention relates to instruments intended for moving over the ground. It comprises 1 a tube, holding a nut 2, which holds the 3, which serves as support for the 4 grip. An adjuster 5 which holds a small rod 6 held by the lower 7 and upper 8 nuts. The small rod 6 is directed in a vertical direction by the piece 9 and the play of the assembly is ensured by a coil (helical) spring 10. A tube 11 holds the path of the assembly, a tube 12 serves as support for the interchangeable heel 13 and 14. Among the most advantageous applications may be mentioned an improvement to walking. <IMAGE>
|
