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)
Fig. 193. double eye or knuckle joint, as it is sometimes termed,an example that it is desirable for the student to drawin various sizes, as it is representative of a large classof work. EXAMPLES IN BOLTS, NUTS, AND POLYGONS. i^y These eyes often have an offset, and an example ofthis is given in… … en Fig. 195- In Figure 196 is an example of a connecting rodd. From a point, as A, we draw arcs, as B C for the width, and E D for the leno^th of the block, andthrough A we draw the centre line. It is obvious,however, that we may draw the centre line first, and j.g MECHANICAL DRAWING SELF-TAUGHT.…
Mechanical drawing
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