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" Divide the number of square inches of belt in contact with the pulley by two, multiply this quotient by velocity of the belt in feet per minute and divide the product by 33,000; the quotient is the number of horse-power. "
Handbook on Engineering: The Practical Care and Management of Dynamos ... - Página 777
por Henry Charles Tulley - 1902 - 906 páginas
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Manual of Rules, Tables & Data for Mechanical Engineers ...

Daniel Kinnear Clark - 1878 - 1022 páginas
...number of square inches covered by the belt, on the surface of the driven pulley, by half the speed of the belt in feet per minute; and divide the product by 33,000. The quotient is the horse-power. RULE 2. — To find the proper width of a main driving double belt for a given horse-pcnver....
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A Treatise on the Use of Belting for the Transmission of Power

John Haldeman Cooper - 1878 - 328 páginas
...which a belt will transmit, multiply the number of square inches of belt contact with the pulley by the velocity of the belt in feet per minute, and divide the product by 64000." A Skilful Machinist, of much Experience with Experimental Machinery, says : ¥2* " The best...
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Steam and Machinery Management: A Guide to the Arrangement and Economical ...

Manfred Powis Bale - 1884 - 288 páginas
...To find this common multiplier, multiply the area of the piston in inches by the speed of the piston in feet per minute, and divide the product by 33,000. The quotient equals the common multiplier, or the number of horsepower that each pound of effective force on the...
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The works' managers' hand-book of modern rules, tables, and data for civil ...

Walter S. Hutton - 1885 - 486 páginas
...constant multiplier : multiply the area of the cylinder in square inches, by the speed of the piston in feet per minute, and divide the product by 33,000. The quotient will give the number of horse-power which would be produced by i Ib. of mean pressure. Example. —...
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Manual of Rules, Tables, and Data for Mechanical Engineers: Based on the ...

Daniel Kinnear Clark - 1889 - 1030 páginas
...number of square inches covered by the belt, on the surface of the driven pulley, by half the speed of the belt in feet per minute; and divide the product by 33,000. The quotient is the horse-power. RULE 2. — To find the proper width of a main driving double belt fora given horse-power....
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The Mechanical Engineer's Pocket-book of Tables, Formulæ, Rules, and Data ...

Daniel Kinnear Clark - 1892 - 682 páginas
...m pounds per square inch, and. by twice the length of the stroke, and by the number of revolutions per minute ; and divide the product by 33,000. The quotient is the indicator horse-power. For compound and multiple-expansion engines, the indicator power in each cylinder...
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The Works' Manager's Hand-book of Modern Rules, Tables, and Data ..., Volumen6

Walter S. Hutton - 1901 - 552 páginas
...constant multiplier : multiply the area of the cylinder in square inches, by the speed of the piston in feet per minute, and divide the product by 33,000. The quotient will give the number of horse-power which would be produced by i Ib. of steam of mean-pressure. Fig....
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Handbook on Engineering: The Practical Care and Management of Dynamos ...

Henry Charles Tulley - 1902 - 944 páginas
...WHICH A BELT WILL TRANSMIT, ITS VELOCITY AND THE NUMBER OF SQUARE INCHES IN CONTACT WITH THK PULLEY BEING KNOWN. Divide the number of square inches of...two, equals 720 x 2,000 equal 1,440,000 divided by 33,000 equal 43| horse-power. Rule for finding width of belt, when speed of belt in feet per minute...
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International Library of Technology: A Series of Textbooks for ..., Volumen16

1903 - 860 páginas
...effective pull. Then multiply together the effective pull, the width of the belt in inches, and the speed of the belt in feet per minute, and divide the product by 33,000. EXAMPLE. — A 4-inch belt runs on two pulleys 36 inches in diameter that make 200 revolutions per...
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Working Chilled Iron, Gear Calculations, Gear Cutting, Grinding, Bench, Vise ...

1903 - 872 páginas
...effective pull. Then multiply together the effective pull, the width of the belt in incItes, and the speed of the belt in feet per minute, and divide the product by 83,000. EXAMPLE.— A 4-inch belt runs on two pulleys 36 inches in diameter that make 200 revolutions...
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