| 摘要 |
A climbing crutch comprises an upper flexibly hollow tubular section, a lower flexibly hollow tubular section, and an outer rod with a predetermined diameter, wherein the upper tubular section includes a first upper tubular end with a predetermined length having outer threads formed on the first upper tubular end, and further includes a second upper tubular end with a predetermined length having a coupling member disposed on the second upper tubular end, the coupling member includes first inner threads formed therein; the lower tubular section includes a first lower tubular end having a screwing segment extending from the first lower tubular end to be screwed with the first inner threads of the coupling member of the upper tubular section, and the lower tubular section further includes an anti-slip portion mounted thereon; the outer rod includes a first rod end having second inner threads formed therein.
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