Quote:
Originally Posted by BornaE
If R is the radius of your wheel and assuming that he rollers are the 45 degrees,
Draw an ellipse with major radius of R*sqrt(2) and minor radius of R
the axis of the roller will be perpendicular to the minor radius of the ellipse and the profile of the roller is the top of the ellipse where the minor radius crosses the perimeter.
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I'll have to check this out, but are you sure this is the exact curve required, or is it a very good approximation?