Trebuchet Throws High-Impact Groceries

Who can honestly say that they don’t need a trebuchet for home defense? In this episode of Some Assembly Required, Shawn Wasserman designs and builds a trebuchet big enough to throw a pumpkin. Warning - graphic images of exploding fruit.

If you're wondering what this software is, it's called Autodesk ForceEffect Motion. It's a free app for Android, and iOS that you can get by following these links.


Android - www.engineering-views.com/AutodeskForceEffectMotion_Android/link01.htm
iOS - www.engineering-views.com/AutodeskForceEffectMotion_iOS/link01.htm


BOM
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QTY. - Part
2 - 2" x 4" x 44" Height of Pivot
4 - 2" x 4" x 36.75" Support Arm
1 - 2" x 24" Iron Rod
1 - 2" x 18" Iron Rod
1 - 2" x 4" x 80" Swing arm
2 - 2" x 4" x 36" Swing Arm Support
2 - 4" x 4" x 6.5" Pivot Support
2 - 2" x 4" x 74.5" Base
6 - 2" x 4" x 16" Base
1 - 0.25" x 20" x 74.5" Plywood
2 - 1" Flush Bushing (as Bearing)
2 - 1" Eye Lag Bolt
1 - 2' String
1 - 5' String
1 - Canvas Bag
1 - Winch
2 - Winch Lag Bolts
1 - 12V Battery
1 - Hitch Pin
120 - Deck Screws
2 - Weight Clamps
4 - 25 lbs Weight


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