Mechanical Drawing Self-Taught
| Author | : | |
| Rating | : | 4.14 (982 Votes) |
| Asin | : | 1437802559 |
| Format Type | : | paperback |
| Number of Pages | : | 148 Pages |
| Publish Date | : | 2014-09-25 |
| Language | : | English |
DESCRIPTION:
Fig. Fig. 250. 251. Fig. Figure 249 represents three bevil gears, the upper of which is line shaded, forming an excellent example for the student to copy. The pitch-circle is drawn by the construction for drawing an ellipse that was given with reference to Figure 81, but as that construction is by means of arcs of circles, and therefore not strictly correct, Professor McCord, in an article on elliptical gearing, says, concerning it and the construction of oval gearing generally, as follows: 221 Fig. Excerpt: in which part of the gear is shown with teeth in, and the remainder is illustrated by circles. 252. In Figure 250 is a drawing of part of the feed motions of a Niles Tool Works horizontal boring mill, Figure 251 being an end view of the sa
Illustrations Deleted!!! Brent Chester I ran across a chapter of this book on the internet. The text was well written and the illustrations were very well drawn. To be honest, I decided to purchase this book mainly for the illustrations. When it arrived, there was not a single illustration. I mean, I am not the type of person who requires illustrations in my novels, b. "Bad Review - No Drafting PICTURES!" according to Alvin Randle. This book lacks one important thing that is vitally important to drafting - namely PICTURES! There are no pictures in this book. The reason I know this is that I found the book online FREE (Download PDF) (HINTHINT) with PICTURES!