Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 805
internal length of thecask, observe the following rule: To four times the square of the middle diameter, (or to twice the mid-dle diameter squared, which is the same,) add the squares of the head and bung diameters; the summultiplied by one-sixth the length, and the product divided by 353-035, will… … =3249 = square of twice =3249 = the same. = 576 =1024 28-5 x 2 = 57 and 572 the middle diameter, or (28-5)2 x 4 Then (headdiameter)2 = (24)2 = Also (bung diameter)3 = (32)= 4849£ of the length = £ of 42 = 7 353-035)33943(96-1463 gallons.Or the rule may be expressed thus: To four times the area of…
Mechanical engineering
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