Treatise on Leather Belting |
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Page 34
... per minute will transmit one horse power per inch of width . II . A double leather belt traveling 500 ft . per ... feet per minute . As will be shown in a subsequent chapter , at a speed of about 4000 feet per minute the centrifugal ...
... per minute will transmit one horse power per inch of width . II . A double leather belt traveling 500 ft . per ... feet per minute . As will be shown in a subsequent chapter , at a speed of about 4000 feet per minute the centrifugal ...
Page 39
... Minute Rule : Multiply the tabular quantity opposite the revolutions by the diameter of a given pulley in inches to get its surface speed in feet per minute . Rev. Speed Rev. Speed Rev. Speed Rev. Speed Ft . Ft . Ft . Ft . per per per per ...
... Minute Rule : Multiply the tabular quantity opposite the revolutions by the diameter of a given pulley in inches to get its surface speed in feet per minute . Rev. Speed Rev. Speed Rev. Speed Rev. Speed Ft . Ft . Ft . Ft . per per per per ...
Page 151
... feet per min . On pp . 218 and 219 , Tables XX and XXI , are given the effects of centrifugal force for single and double belt one inch wide at a variety of speeds finally reaching 12,000 ft . per minute . Such tables are of great ...
... feet per min . On pp . 218 and 219 , Tables XX and XXI , are given the effects of centrifugal force for single and double belt one inch wide at a variety of speeds finally reaching 12,000 ft . per minute . Such tables are of great ...
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Common terms and phrases
ADDED FOR FOURTH Angle Nat angle of wrap arc of contact backbone bearings belt dressing belt drive belt speed belt tensions belting butt belting leather capacity cement cent center distance centrifugal force coefficient of friction creep crossed belt crowning D₁ D₂ determined Diam double belts driving pulley edge effective pull elasticity factor of safety feet per minute fiber flesh side formula grain side guide pulleys hide holes horizontal horse power idler drive inch of width increase initial tension lace laps leather belt line shaft load LOGARITHM MANTISSAS Third machine MANTISSAS Third Figure manufacture method modulus of elasticity moment of inertia motor open belt plane plies power transmitted pulley diameters quarter-turn drive radians ratio revolutions per minute running shown single belt slack side slip small pulley specifications stretch strips surface T₁ T₂ TABLE tensile strength tests thickness tight side transmission waterproof weight