A short treatise on the designing and construction of gearing and mill-work. Accompanied by an explanation of the construction and use of the odontograph of Prof. Willis .. (1873)
[Scott, David] engineer. [from old catalog] · New York, D. Appleton and company · leaf 55
At- o)i 2063. … ■ ■ 0*$ The involute ab---h may also be produced by an epicycloidai motion; for since the circumferenceof a generating circle, whose centre is infinitely distant, must be a straight line, we may form the invo- GEERING. 47 lute by making a straight ruler roll upon the circumference of the circle to…
Gearing · Mills and mill-work · Odontograph
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
