 | Walter Henry Jeffery - Boring - 1921 - 548 pages
...length of belt in feet. * To Find the Approximate Weight of Belts. — Multiply the length of belt, in feet, by the width in inches, and divide the product by 13 for single and 8 for double belt. Rule for Finding Width of Belt When Speed of Belt in Feet per... | |
 | William Kent - Mechanical engineering - 1923 - 1076 pages
...- length of the belt in feet. To find the Approximate Weight of Belts. — Multiply the length of b In feet, by the width in inches, and divide the product by 13 for single am for double belt. Relations of the Sizes and Speeds of Driving and Driven Pulleys The... | |
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RULE. — Multiply the length (in feet) by the width (in inches) and divide the product by 12 — the result will be the contents in square feet. 
