Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 24
shocks, the mortise wheel is better,and works with less noise than a poor castgear, and vdll carry as much as or morepower at a high speed with a greater dura- jbility. But in no case is it the equal of a properly cut gear, while its cost is about asgreat. In times when large gears could not be… … Mortise wheel Fig. 32. 48.—THE FRICTION OF APPROACH. When the point of action between twoteeth is approaching the pitch point, that is,when the action is approaching, the frictionbetween the two tooth surfaces is greater thanwhen the action is receding. This extra fric-tion is always present, but…
Gearing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
