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D.
Using your drawing as looking down from above the small wheels would be the II viewed edge on with the axle parallel to the II and the - would be the drive shaft. If you look closely in the attached pic you can see the little white wheels with "o" rings for traction.
BUPOD=Biased Uni Planar Omni Directional.
Biased meaning they roll in only one direction.
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Good Luck All. Learn something new, everyday!
Al
WB9UVJ
www.wildstang.org
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Storming the Tower since 1996.
Last edited by Al Skierkiewicz : 02-01-2003 at 15:18.
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