
362 LIGHT AND HEAVY VEHICLE TECHNOLOGY
bar is provided at either the fixed or, less commonly,
the free end (Figure 22.22). It may take the form of a
reaction lever bearing against a trunnion-mounted
jacking screw, or alternatively against a lockable eccen-
tric cam. Yet another method is to have a different
number of serrations at each end of the bar to provide a
vernier setting facility.
In IFS systems the torsion bar is used mainly in
conjunction with unequal length transverse links (Figure
22.23),
where it has the merit of contributing to the
basic simplicity of the layout. It is also compatible with
front-wheel drive because this type o