Hale, Joseph W. L. (Joseph Woodwell Ledwidge), 1886- · New York [etc.] McGraw-Hill book company · leaf 182
%-Wlb. Fig. 126. Fig. 127. in triangle DBC. Side CD = side CB X cos 30° = pitch X .866.The pitch in in. always equals th^eads^peTTn. Find the depth of V threads as follows: 8 per in., 20 per in.,12 per in., and 40 per in. 14. In a right triangle the hypothenuse is 20 in. and the heightis to be…
Mechanics, Applied
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