11 Mar '13, 9pm

One piece, 3D printed crossbow

One piece, 3D printed crossbow

Centuries ago, craftsmen and smiths of all sort spent hundreds of hours crafting a crossbow. From the fine craftsmanship that went into making the bow to the impeccable smithing a windlass requires, a lot of effort went into building a machine of war. Since [Chris] has a 3D printer, he figured he could do just as well as these long-dead craftsmen and fabricate a crossbow in under a day . What’s really interesting about [Chris]‘ crossbow is that it is only a single piece of plastic. The bow is integrated into the stock, and the trigger works by some creative CAD design that takes advantage of the bendability of plastic. The only thing required to shoot a bolt from this crossbow is a piece of string. That, and a few chopsticks. He won’t be taking part in any sieges, but [Chris]‘ weapon is more than capable of shooting a bolt across a room or launching a balsa wood airplane. ...

Full article: http://hackaday.com/2013/03/11/one-piece-3d-printed-cross...

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