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scott wrote:
>> I was under the impression that the rod is ridig, and therefore can't
>> twist (only rotate).
>
> Nothing is perfectly rigid, a strain gauge on the rod will easily pick
> up the twist in a rod accurately enough to determine the torque and
> angle it is twisted.
>
> On the older style mechanical systems they probably have a special small
> section that is a more flexible than the actual rod, that incorporates
> the valve design etc.
Mmm, OK.
Presumably you want it to not be *too* flexible though, lest the power
steering mechanism stops working. It would be nice to still be able to
steer. ;-)
Tell me, does this mean that there's no such thing as an inelastic
collission outside of textbooks?
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