American Tool co.
Slide-gib Relieving gear-
Chard Lathe drawn 1918 reissued 1941
469-C 108T-12P-relieving gear Relieving-gear
Top or main View of Chard lathe backing off or Relieving
Seen above and below in black is an Assembly Drawing I Put
together using Traditional methods using only the origional
1941 dated blueprints I rescued before the 1903 factory was
destroyed by the city.
Yes the methods will still achieve results, but more slowly and
a bit less accurately, In absence of me having a home copy of
Autocad or Cadkey, and a digiter to covert the drawinge into
Top or plan view.showing clearly the advance and retract rack
and cam mounting shaft.
Side or plan view, crosslide on top.
Side View of Chard lathe backing off or Relieving
attachment For machining making gear cutters, hobs and
Above picture Balzer's
470-C-Right-Drive-shaft-Sleve-Collar Relieving main drive gear
474-C-Right slide rest-Bottom-slide-