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Re: Wandering, Negative Steering Roll Radius?
>Bicycles, too, have it--assuming I understand the NSRR concept in
>automobile steering. With bikes it's determined by the rake angle of the
>front fork plus the "offset" of the hub ("offset" there being determined by
>the curved length at the end of the fork rather than any side-to-side
>offset as in the automobile's wheel). The rake and offset combine to place
>the bike tire's contact patch ahead (or behind) the point at which the
>steering axis meets the ground); and the variations make for more (or less)
Actually, the concept you describe is known as "trail" ... in a way, though,
it's roughly the same idea just turned through 90 degrees.