Reading working drawings. Arithmetic. Measuring instruments. Lathe workInternational Textbook Company, 1901 - Boring |
Common terms and phrases
adjusted angle of clearance arbor blade bolt boring tool calipers carriage center hole chuck clamped cutter cutting edge cutting speed dead center denominator desired diameter divided divisor drawing drill driving stud equal face plate feed feet per minute finishing cut flat forming tools fraction front rake front view gauge gear given grinding ground hand headstock held holder improper fraction inch jaws keenness lathe centers lathe tool leadscrew length machine measuring method micrometer minuend moved multiply notch number of revolutions operation piece pitch plane position reamer revolutions per minute revolving screw cutting screw machine screw thread shaft shape shaving shown in Fig shows Side-a slide spindle spring standard thread steady rest steel surface tailstock taken threading tool tion tool block tool post top face top rake top side rake Top-d true scale turned turret turret lathe United States standard vernier scale whole numbers
Popular passages
Page 10 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Page 77 - The number thus added to itself, or the number to be multiplied, is called the multiplicand. The number which shows how many times the multiplicand is to be taken, or the number by which we multiply, is called the multiplier.
Page 112 - Subtract the number of decimal places in the divisor from t he number of decimal places in the dividend, and point off as many decimal places in the quotient as there are units in the remainder thus found.
Page 116 - RULE. — Annex ciphers to the numerator and divide by the denominator. Point off as many decimal places in the quotient as there are ciphers annexed.
Page 16 - A fraction is one or more of the equal parts of a unit...
Page 82 - The number to be divided, is called the dividend. The number by which we divide, is called the divisor.
Page 84 - Rule.— I. Write the divisor at the left of the dividend, with a line between them. II.
Page 84 - If any partial dividend will not contain the divisor, write a cipher in the quotient, annex the next figure of the dividend, and proceed as before.
Page 118 - Under the figures of the decimal, place 1 wit lt as many ciphers at its right as there are decimal places in the decimal, and reduce the resulting fraction to its lowest terms by dividing both numerator and denominator by the same number.
Page 70 - Addition is the process of finding the sum of two or more numbers.