Quote:
Originally Posted by GeeTwo
By keeping the load carried by the wheel down to about 30 or 40 pounds, we are also keeping the strafe force down to that same value, as the static CoF of the hard plastic rollers is about 1.0 according to AndyMark. We were planning to keep a close eye on the hinge when we start driving and add some side bearing supports if needed.
If there's most of an inch or more of backlash, we'll definitely add side bearing supports. This is still much less effective backlash than a torque-actuated strafe module.
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I think the valid point posters have made is you can improve this design a lot.
You're on the right track. I'd encourage you to fail faster!
-Mike
PS. "Fail Faster" is Golden Rule of Robots #4.