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Unread 06-04-2016, 22:57
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Re: pic: Simple hook delivery system

Ours just uses the pneumatic cylinder as the latching mechanism to release the crossbow. We just used a 1" or 2" stroke 3/4" bore cylinder. The latex tubing stores all of the energy that fires it up to the bar.

I put the parts into CAD based on memory, since the real mechanism is in the bag. Here's a better angle (click for bigger image):

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