Thread: Motor driven catapult gear ratio
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Unread 04-03-2014, 10:37
themick07 themick07 is offline
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Re: Motor driven catapult gear ratio
Quote:
Originally Posted by matthewdenny View Post
We use a motor driven catapult with a toughbox+2CIMs+35 chain and sprockets.

Total reduction with gearbox and chains is about 25:1.

We also use a pneumatic cylinder on the back with ~8" lever arm that applies 40 lbs of pressure or so.

It can score with just the motors but the range is limited to a small window around 8' out, withe the pneumatics it is significantly stronger.

What is your catapult arm made of?
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