US20220339506A1 - Climbing apparatus and system - Google Patents
A climbing apparatus and system for climbing a columnar structure, including a pair of climbing apparatus, each of which includes an elongated vertical member with a pair of anchors to engage with the columnar structure, a fastening loop pivotally connected to the vertical member and which...patents.google.com
This is funny. I had something very similar mocked up last winter but ended up disassembling it for parts without ever trying it.