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Mechanical drawing self-taught: comprising instructions in the selection and preparation of drawing instruments. Elementary instruction in practical mechanical drawing. Together with examples in simple geometry and elementary mechanism, including screw threads, gear wheels, mechanical motions, engines and boilers (1889)

Rose, Joshua · Philaelphia, H.C. Baird & co.; [etc., etc.] · leaf 204

An illustration from Mechanical drawing self-taught: comprising instructions in the selection and preparation of drawing instruments. Elementary instruction in practical mechanical drawing. Together with examples in simple geometry and elementary mechanism, including screw threads, gear wheels, mechanical motions, engines and boilers, 1889, leaf 204
n C and A. Then increase the length of lineP F to the right of C by an amount equal to theradius A C, and then diminish it to an amount equalto the radius E D, thus obtaining the point F, and thelatter will be the location of centre for compasses tostrike the face curve. Another method of finding… … scribing circle as it rolls outside of P P. Let thepoint B represent the centre of the generating circle

Mechanical drawing

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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