Norris's Hand-book for Locomotive Engineers and Machinists ... |
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Page 150
... placed seven or eight feet below the water - line , and the screw is driven by direct action at the rate of 45 revolutions per minute . RAILWAYS . Summary of the average Items of the Construction 150 STEAM - ENGINE .
... placed seven or eight feet below the water - line , and the screw is driven by direct action at the rate of 45 revolutions per minute . RAILWAYS . Summary of the average Items of the Construction 150 STEAM - ENGINE .
Page 152
... placed 2 feet 6 inches apart , will re- quire 11.733 cubic feet , or 235 loads of timber ; or 4224 sleepers per mile . " The chairs required , supposing the rails to be rolled in lengths of 15 feet each , will be 1408 joint chairs , and ...
... placed 2 feet 6 inches apart , will re- quire 11.733 cubic feet , or 235 loads of timber ; or 4224 sleepers per mile . " The chairs required , supposing the rails to be rolled in lengths of 15 feet each , will be 1408 joint chairs , and ...
Page 161
... placed be- tween the trucks . Estimates the altering of carriages to the 6 feet gauge at less than £ 30 each , and the engine and tender at £ 350 to £ 400 each . Extract from a Return to the House of Lords , of the WORKING STOCK of ...
... placed be- tween the trucks . Estimates the altering of carriages to the 6 feet gauge at less than £ 30 each , and the engine and tender at £ 350 to £ 400 each . Extract from a Return to the House of Lords , of the WORKING STOCK of ...
Page 179
... placed upon a valve , the diameter of which is 3 inches , what will be the pressure to each square inch ? 32 x 78547 square inches ; then , 40 ÷ 7 = 40 ÷ 7 5 lbs . per square inch . ON THE SAFETY VALVE LEVER . This being a lever of the ...
... placed upon a valve , the diameter of which is 3 inches , what will be the pressure to each square inch ? 32 x 78547 square inches ; then , 40 ÷ 7 = 40 ÷ 7 5 lbs . per square inch . ON THE SAFETY VALVE LEVER . This being a lever of the ...
Page 181
... placed to have 40 lbs . 24 19.2 = 4.8 ; that is , the weight must be shifted in towards the fulcrum 4.8 inches to have 40 lbs . per inch ; and for 30 lbs . per square inch , move it in 4.8 inches more , & c . To find what weight must be ...
... placed to have 40 lbs . 24 19.2 = 4.8 ; that is , the weight must be shifted in towards the fulcrum 4.8 inches to have 40 lbs . per inch ; and for 30 lbs . per square inch , move it in 4.8 inches more , & c . To find what weight must be ...
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Common terms and phrases
abscissa Atmospheric Railway avoirdupois axle blast-pipe boiler brass centre circle circular segments Circum circumference cloth coke conjugate connecting-rod copper crank Cube Root cubic feet cubic foot cubic inch curve cylinder cylinder in inches Dauphiny Decimal or Reciprocal diame diameter distance driving wheels eccentric-rod equal EXAMPLE.-Required find the Area find the Solidity fire-box Fraction or Numb friction Frustum fulcrum fulcrum and valve Gallons gauge give the solidity Height of Arc horses Hyperbola iron Length of Arc leverage locomotive engine metallic mile morocco motion multiply the sum North Shields ordinate Ounces Parabola pipes piston piston-rod plates Pounds pressure quotient radius rails Railway resistance revolving axis RULE RULE.-Multiply RULE.-To find screw segment shaft side smoke-box spindle square inch Square Root steam stroke subtract thickness tion tons trapezium tubes valve velocity Volume whole weight yards Zone
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