I started designing again on my featherweight crusher Firestarter
I also prefure to start designing in CAD. The callenge for me is to build a hydraulic crusher with 1T tipforce. But mechanical might be easier.
Heres a picture from a first scetch. Will post an update soon.
http://www.metalskullrobotics.nl/firestarter.jpghttp://www.metalskullrobotics.nl/firestarter.jpg