ORIGINAL: Dirty_Vinylpusher
I'm more in to pulling things apart and using the bits rather than fabricating things from scratch though.
I'm sure I'll come across a device/machine/apparatus/box containing a set of suitable springs before long.
Most likely when I least expect it.
Heres a thought, i dont know how they work but what about the rams used for fly screen door closers.
Could be interesting to look into how they work