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)
new position for the eve or centre O of R. In Figure 262 we have a case of a similar lever actua-ting a plunger in a vertical line, it being required to findhow much a given amount of motion o( the long arm willactuate the plunger. Supoose the long arm to n.ove PLOTTING MECHANICAL MOTIONS. 227 to… … Fig. 262. a centre mark arc K, and at the intersection of Kwith J is where the eye I will be when the long armhas moved to A. In Figure 263 are two levers upon their axles orshafts S and S; arm A is connected by a link to armB, and arm C is connected direct to a rod R. It is re-quired to find the…
Mechanical drawing
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