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)
top view of the mechanism in Figure267 ; and Figure 269 shows an end view of the yoke.At B, in Figure 268, is shown a guide through whichthe yoke-stem passes so as to be guided to move in astraight line, there being a guide of this kind on eachside of the yoke. The two cams are bolted to a collar… … Fig. 268.To enable a certain amount of adjustment of the cams sriCAL L- : SELF-TAUGHT. upon the collar, the bolts which hold them to the collarfit closely in the holes in the collar, but the cams areprovided with oblong bolt holes as shown, so that theposition of either cam, either with relation to…
Mechanical drawing
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