Practical engineering drawing and third angle projection, for students in scientific, technical and manual training schools and for ... draughtsmen .. (1897)
Willson, Frederick Newton, 1855-1939 · Princeton, N.J., The author · leaf 143
)ectionthat the edge clearedthe other solid entirely,^>„ as is the case with s h,,,-- / sh, in the present in-stance. By using shas an auxiliary planethe student will get agraphic proof of failureto intersect. (b) Auxiliary planevertical. This case isillustrated by using v g as the trace of an… … THE IXTERSECTIOX OF SIXdLE CURVED SURFACED. 163 the oblique pyramid would be reached before vh on the other, and the next auxiliary plane -n-ouldtherefore be passed through •:<« to find u u; then would come vh and -s r/. Running clown fromm on the face * f/ r we find the positions such that…
Mechanical drawing · Lettering
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