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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 (1883)

Rose, Joshua · Philadelphia, H.C. Baird & Co.; London, S. Low, Marston, Searle & Rivington · leaf 122

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, 1883, leaf 122
er circleto drawn, but justthe case of thethethe side of the head, and the distinction is greater, as willbe seen by comparing head H with head I, both beingof equal width, having the same angle of chamfer, andan amount just sufficient to meet the sides of the flats.Here it will be seen that in the… … ^-i^^^ Side Fig. 158. It Is obvious that whatever the degree or angle ofthe chamfer may be, the diameter of the chamfer 122 MECHANICAL DRAWING SELF-TAUGHT. circle will be the same In any view In which the headmay be presented. Thus, in Figure 158, the line Gin the side view is In length equal to…

Mechanical drawing

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