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Unread 01-04-2008, 02:43
Frank Neuperger Frank Neuperger is offline
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Rookie Year: 2007
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Re: How do the Shooters work?

Ditto for 39 giving credit to 1726 for the catapult concept.

The quantum mental leap was that a catapult with the air actator attached at a radius on the moving arm other than the ball position is basically a gearbox for pneumetics and needs to be analyzed as such. Yes it is non linear (mechanically) and this combined with the gas flow issues makes the analysis even more interesting (fun). The sims and analysis were the most challenging of my FRC experience (07, 08).