knock, rattle, growl, humand sing. When these occur, naturally those men whohave made a life study of gear subjects are called in, andthey make recommendations. As a rule our gear experts offer widely varying remediesfor the same cause. If one is using a 20-deg. pressure-angle, we can advise a… … ti+HHjl!!;!!M!!i! :.^^ liiiiii iinsBDDTrajinMToo*H Numbrr Fig. 1 all six combinations have been tried, it is ea.sy to recom-mend topping-off or no topping-ofi; and, if this does notwork, we recommend a different steel, cutting machine orcutter. While all of this goes on, sufficient time haselapsed…
Automobiles · Aeronautics
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