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)
om E to F, which is but one-quarter of arevolution, the rod end will move from G to H. Thisoccurs because the rod not only moves endwise, butthe end connected to the eccentric strap moves to-wards and away from the line x. This is shown inthe figure, the rod centre line being marked in full… … «//r g Fig. 266. of 45 degrees from line q, which is at a right angleto the line of motion x x, and the position of the rodend is shown at C, J and H representing the extremesof motion, and G the centre of the motion. If now we suppose the eccentric centre to stand atT, which is also an angle of 45…
Mechanical drawing
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