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Unread 27-02-2014, 10:38
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JamesCH95 JamesCH95 is offline
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Re: Banebots innovative wheels

Quote:
Originally Posted by geomapguy View Post
This says nothing about the CoF of plain vs ball bearings. It seems as if they were writing about plastic vs metallic plain bearings. The word "ball" doesn't appear on the page...

Quote:
Originally Posted by mrnoble View Post
We've used the WCP dead and live hubs before. They are fine, but heavier. Free spin on the Igus with a grade 8 axle is smooth as compared to a steel ball bearing, and we have greater drivetrain efficiency than we had using the WCP w/bearings.
Free spin being smooth is nice, but basically irrelevant to any real operation.

How did you determine that you have greater drivetrain efficiency? What experiments and/or calculations did you do?
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