The Mechanical Engineer's Pocket-book: A Reference Book of Rules, Tables, Data, and Formulæ, for the Use of Engineers, Mechanics, and StudentsJ. Wiley & sons, 1902 - 1113 σελίδες |
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Σελίδα vi
... Circles . of Triangles ... of Squares and Polygons .. of the Ellipse ... 36 ... circle to inscribed square , etc ... Sectors and Segments .. Circular Ring ....... The Ellipse ... The Helix ...
... Circles . of Triangles ... of Squares and Polygons .. of the Ellipse ... 36 ... circle to inscribed square , etc ... Sectors and Segments .. Circular Ring ....... The Ellipse ... The Helix ...
Σελίδα vii
... Circles in Feet and Inches , from 1 inch to 32 feet 11 inches in diameter . 112 113 Lengths of Circular Arcs , Degrees Given . Lengths of Circular Arcs , Height of Arc Given . 114 115 Areas of the Segments of a Circle .... 116 Bismuth ...
... Circles in Feet and Inches , from 1 inch to 32 feet 11 inches in diameter . 112 113 Lengths of Circular Arcs , Degrees Given . Lengths of Circular Arcs , Height of Arc Given . 114 115 Areas of the Segments of a Circle .... 116 Bismuth ...
Σελίδα xxv
... . Pitch , Pitch - circle , etc ... 887 Diametral and Circular Pitch ...... ................................ 888 ..... Chordal Pitch . ............... 889 Diameter of Pitch - line of Wheels from 10 to 100 Teeth ..... 889 ........
... . Pitch , Pitch - circle , etc ... 887 Diametral and Circular Pitch ...... ................................ 888 ..... Chordal Pitch . ............... 889 Diameter of Pitch - line of Wheels from 10 to 100 Teeth ..... 889 ........
Σελίδα 1
... circle 3.14159 . to diameter g , acceleration due to gravity = 32,16 ft . per sec . Abbreviations frequently used in this Book . L. , 1. , length in feet and inches . B. , b . , breadth in feet and inches . D. , d . , depth or diameter ...
... circle 3.14159 . to diameter g , acceleration due to gravity = 32,16 ft . per sec . Abbreviations frequently used in this Book . L. , 1. , length in feet and inches . B. , b . , breadth in feet and inches . D. , d . , depth or diameter ...
Σελίδα 18
... circle 1 inch in diameter = 0.7854 square inch . 1 square inch = 1.2732 circular inches . A circular mil is the area of a circle 1 mil , or .001 inch in diameter . 10002 or 1,000,000 circular mils = 1 circular inch . 1 square inch ...
... circle 1 inch in diameter = 0.7854 square inch . 1 square inch = 1.2732 circular inches . A circular mil is the area of a circle 1 mil , or .001 inch in diameter . 10002 or 1,000,000 circular mils = 1 circular inch . 1 square inch ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
alloy aluminum angle base beam bolt brass bricks carbon cast iron cent chord circle Circular Mils Circum circumference coefficient column compression compression member copper cubic cubic foot curve cylinder decimal Diam diameter Diff difference differential distance divide draw ductility elastic limit elongation Engineering equal equation factor of safety feet fibre Flange force formula frustum Gauge given half heat increase inertia length load logarithm manganese material maximum metal modulus moment of inertia multiply Neutral Axis perpendicular pipe plane plate pounds per square pressure proportional radius of gyration Recipro resistance rivets shearing side silicon sine solid specific gravity specimen square foot square inch standard steel strain strands stress subtract surface tangent temperature tensile strength tension tests thickness thread tons transverse triangle tubes velocity wrought iron zinc
Δημοφιλή αποσπάσματα
Σελίδα 688 - Notice the general condition of the boiler and its equipment and record such facts in relation thereto as bear upon the objects in view. If the object of the trial is to ascertain the maximum economy or capacity of the boiler as a steam generator, the boiler and all its appurtenances should be put in first-class condition.
Σελίδα 482 - CL are line pressure and sonic speed of the gas at £ -» — *, and y is the ratio of specific heat at constant pressure to specific heat at constant volume for the gas.
Σελίδα 396 - For the purposes of this specification, the yield point shall be determined by the careful observation of the drop of the beam or halt in the gauge of the testing machine.
Σελίδα xxxii - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 414 - If any number of forces acting at a point can be represented in magnitude and direction by the sides of a POLYGON taken in order, they are in equilibrium.
Σελίδα 691 - The coal should be weighed and delivered to the firemen in equal portions, each sufficient for about one hour's run, and a fresh portion should not be delivered until the previous one has all been fired. The time required to consume each portion should be noted, the time being recorded at the instant of firing the first of each new portion.
Σελίδα 692 - In tests for purposes of scientific research, in which the determination of all the variables entering into the test is desired, certain observations should be made which are in general unnecessary for ordinary tests.
Σελίδα 66 - In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Σελίδα 691 - ... moisture in the steam should be determined by the use of either a throttling or a separating steam calorimeter. The sampling nozzle should be placed in the vertical steam pipe rising from the boiler. It should be made of...
Σελίδα 6 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...