"The Iron Founder" Supplement: A Complete Illustrated Exposition of the Art of Casting in Iron. Also, the Founding of Statues; the Art of Taking Casts, Pattern Modelling; Useful Formulas and TablesJ. Wiley & Sons, 1893 - 392 σελίδες |
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The Iron Founder Supplement. a Complete Illustrated Exposition of the Art of ... Simpson Bolland Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
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Δημοφιλή αποσπάσματα
Σελίδα 110 - The surface of a sphere is equal to the convex surface of the circumscribing cylinder ; and the solidity of the sphere is two thirds the solidity of the circumscribing cylinder.
Σελίδα 102 - ... multiply the square of the diameter by ,7854 and the product will be- the area.
Σελίδα 94 - ... for the answer. RULE. — Multiply the decimal by that number which will reduce it to the next lower denomination, and point off as in multiplication of decimals.
Σελίδα 368 - Square Measure 144 square inches = 1 square, foot 9 square feet = 1...
Σελίδα 108 - RULE. — Multiply the sum of the two diameters by their difference, and the product by .7854 ; the result is the area.
Σελίδα 365 - Rules. — For finding the interest on any principal for any number of days: The answer in each case being in cents, separate the two right-hand figures of answer to express in dollars and cents.
Σελίδα 82 - It shows that the numbers between which it is placed, are to be multiplied together. Thus the expression 9x6, signifies that 9 and 6 are to be multiplied together, and is read, " 9 multiplied by 6," or, simply,
Σελίδα 17 - In this, two fans, resembling in general the fan of Lloyd above described, were combined on the same shaft, so as to act successively on the same air. By the first the air is driven into a chamber between the fans, at a pressure of perhaps six ounces. The second receives the air at this pressure and compresses it at much more, so that it is delivered at length into the furnace at a pressure of twelve ounces per square inch. The advantages of these fans for reverberating furnaces are stated to be...
Σελίδα 345 - A Cast Iron beam will be bent to one-third of its breaking weight, if the load is laid on gradually, and one-sixth of it, if laid on at once, will produce the same effect, if the weight of the beam is small compared with the weight laid on. Hence, Beams of cast iron should be made capable of bearing more than six times the greatest weight which will be laid upon them.
Σελίδα 101 - There :s no figure that affords a greater variety of useful properties than the circle ; nor is there any that contains so large an area within the same perimeter. The ratio of the diameter of a circle to its circumference has never yet been exactly determined ; although this celebrated Problem, called the...