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The Advanced Machinist: A Practical and Educational Treatise, with Illustrations
No preview available - 2016
The Advanced Machinist; A Practical and Educational Treatise, with Illustrations
No preview available - 2015
adjustable angle Answer applied arrangement attached bolt boring bring called carried circle common connected contains cutter decimal denominator designed diameter divided division divisor Drawing drill driving edge emery Engine equal EXAMPLE face feed feet figure FIND finishing fitted fixed four fraction gauge gear given gives grinding ground hand head hole illustration inch iron lathe leading screw length lever machine mark means measuring mechanical metal method mill minute motion moved multiplied necessary NOTE OPERATIONS piece pitch planing position practice proper punch reduced result revolving root RULE SCREW-CUTTING shown in fig shows side slide solder solid speed spindle square standard Steam steel surface taken teeth term things thread tion tool turn turret units vertical wheel whole
Page 23 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor of 36 and 54, since it is the greatest number that will divide each of them without a remainder.
Page 32 - Place the sum down as in the last example, then mark off from the right of the dividend as many figures as there are ciphers in the divisor...
Page 69 - 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.
Page 60 - To find the area of a trapezoid. RULE. Multiply half the sum of the two parallel sides by the perpendicular distance between them : the product will be the area.
Page 49 - ... by the last figure of the root, and subtract the product from the dividend ; to the remainder bring down the next period for a new dividend.
Page 304 - This maneuver should likewise be repeated at least sixteen times per minute. This serves the double purpose of freeing the throat so as to permit air to enter the lungs, and also, by exciting a reflex irritation from forcible contact of the under part of the tongue against the lower teeth, frequently stimulates an involuntary effort at respiration.
Page 40 - The least common multiple of two or more numbers, is the least number that can be divided by each of them without a remainder.
Page 48 - RULE. — For convenience, take for the third term, the number that may form a ratio with, or is of the same denomination as, the answer. If from the nature of the example, the answer is to be greater than the third term, make the greater of the two remaining terms (which must be of the same denomination) the second term; when not, make the smaller the second term. Then multiply the means (the second and third) together, and divide their product by the given extreme (the first term).