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Unread 02-03-2014, 18:33
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eddie12390 eddie12390 is offline
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Re: pic: FRC 624 2014 Robot

Quote:
Originally Posted by JTEarley View Post
It is a catapult powered by 2 large pneumatic pistons. We pin the catapult with a small piston and pressure the main ones to two different pressures using two regulators depending on the power we need. Once the pistons are pressured up, we un pin the catapult and it launches the ball at full pressure.
That's awesome. We had prototyped something similar early in the season and the sheer force that the cylinders ended up extending with was scary.
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