The machinist and tool maker's instructor, containing an easy method of calculating and laying out difficult work in the machine shop .. (1896)
Genung, Edward. [from old catalog] · New York [Press of J. B. Savage, Cleveland] · leaf 31
26 THE MACHINIST AND TOOL MAKER S INSTRUCTOR. 3.141614.5 2.5 Diameter of2.5 ring 15708012566431416 the length of ring 12550 6.25 .78546.25 392701570847124 45.55320 =4.908 + 36442560 4099788018221280 9r>Q K7R1ftRfiA i … 4.908750 sq. inchesat end of ring; if cut open andthis multiplied by the lengthof ring, it will give the answerin Cubic inches. Figure 10. This is an eliptical ring, 8between centers, 47/ inside diameter, and8 2r/ iron; what is the cubic contents of link ?4 + 2 = 6, the average diameter of link^**-…
Machinery
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