Quote:
Originally Posted by lucid
Well, this actually doesn't add up in my mind. I can see how the rack can have different pitch in different places, but I don't see how a pinion with uniform pitch will mesh with that rack without getting chewed up unless you let go off your tolerances and then you've got a sloppy transmission.
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What if both the rack and the pinion have constant pitched teeth, but the pinion is not circular (think egg-shaped)? The steering shaft would need to be on a non-fixed-in-space mount, sure.