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Author Topic: Oscillatory one arm "wheel"...  (Read 3799 times)

iacob alex

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Oscillatory one arm "wheel"...
« on: August 02, 2014, 10:14:19 PM »
.....if we replace the throwing arm of :  www.ronleigh.com/ivytech/_ref-trebuchet-range.htm
...with a single simple hinged arm of a "classical" design (see Middle Ages wheels...) at :
    https://www.lhup.edu/~dsimanek/museum/machines/perp_ani.gif
  A trebuchet ( gravity simple machine...variable lever ) modified into a gravity self-powered simple machine (oscillatory lever...) ?
   If so , there is nothing new (a kind of "Lego-soft",only)...but the gratitude to our predecessors.
         Al_ex