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Vol. 24: Da Vinci Reciprocating Mechanism

Re-create Renaissance tech to convert rotation into a square wave.

By Alan Federman

Photos by Ed Troxell

Illustrations by Alan Federman

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+ Downloads & Extras:

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PDF template downloads

Cage gear
Large wheel
Tower box

+


SketchUp downloads:

dvmain.skp
dvsmall_new_asof1218

To print from the SketchUp
Camera → Standard Views → Top
The key is that it tries to print what it sees on the screen.
The large gear should fit on one 8.5x11 page but Sketchup is too dumb to realize this.
So resize your Sketchup window itself and use the Zoom Extents button
Follow steps here
http://craftzine.com/09/101/
Have it look like this with no blank space around the gear.

Corel downloads:

dvmain.cdr
ndvsmall.cdr
newbox.cdr

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