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**Steve Van Gent** · 11-21-2017, 02:19 PM

Here is another way to look at it; lets say it there was a toothless wheel (had some kind on non-skid on surface for traction) against a shaft that moves linear direction; as the wheel moved, the shaft would move the same distance as the wheel moved (2*pi*r). Teeth pitch is not a factor.

11-21-2017, 02:19 PM	#18
Steve Van Gent Senior Member Join Date: Feb 2009 Location: Redding, Ca Posts: 333	Re: Power Window Project DIY 64-66 TRUCK Here is another way to look at it; lets say it there was a toothless wheel (had some kind on non-skid on surface for traction) against a shaft that moves linear direction; as the wheel moved, the shaft would move the same distance as the wheel moved (2pir). Teeth pitch is not a factor.