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Re: Drive-train shaft size
For our arm joints we used shafts that were 1" or more diameter. I can't remember exactly. I know they took a 1/4" key. You can see here Massive torque when you take a van door motor and gear it down another 20:1 We were able to bore it out a bit inside to save some weight.
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Teacher/Engineer/Machinist - Team 696 Circuit Breakers, 2011 - Present
Mentor/Engineer/Machinist, Team 968 RAWC, 2007-2010
Technical Mentor, Team 696 Circuit Breakers, 2005-2007
Student Mechanical Leader and Driver, Team 696 Circuit Breakers, 2002-2004
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