3 models
I bought a pair of (broken) adjustable dumbells off Craigslist. These are biggies that go up to 32 kg (70 lbs) each. One was in very bad shape, so I had to fix a bunch of stuff. Including straightening out a bent core rod. They appear to…
Just a flexible bellow. This might be usable as: – damper – spring – hinge – pneumatic actuator – … you tell me Ends: – Ends are more massive for predictable behavior. – Ends have indents for reversibly locking it into a counterpart with…
A small round bellow with: – holes for air (or water/oil/…) – attachment flanges Inner surfaces are optimized to be airtight. That is: Horizontal surfaces are fully averted. This is basically a round version of the same as "Experimental…
