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View Poll Results: How does your robot posess the ball?
Roller (Ball magnet) 123 65.78%
Vacuum 35 18.72%
Armature 0 0%
We do not intend to posess the ball 11 5.88%
We did not ship a posession device, and will decide before competition 18 9.63%
Voters: 187. You may not vote on this poll

 
 
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Unread 29-03-2010, 00:50
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Re: Ball posession: Roller (ball magnet) or vacuum?

Quote:
Originally Posted by Ether View Post
Hi Tom,

That is simply not true. With a free-spinning lower roller, the design approach is different: If you design it right, the ball is continuously rotating when being possessed. The backward rotation of the ball makes the ball follow the robot when the robot backs up.

In fact, there was a bot with a very effective ball magnet at GVSU that used a free-spinning lower roller bar and a motorized upper roller.

See this post: http://www.chiefdelphi.com/forums/sh...6&postcount=51


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sounds like our set up. just add the "entrapption stars" and your set
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