Norris's Hand-book for Locomotive Engineers and Machinists ...H. C. Baird, 1854 - 302 σελίδες |
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Σελίδα 154
... train passes , can be satisfactorily ascertained only by ex- periments on a large practical scale . Menai Tubular Bridge . The tubular bridge designed by Mr. Stephenson for crossing the Menai Straits , or the line of the Chester and ...
... train passes , can be satisfactorily ascertained only by ex- periments on a large practical scale . Menai Tubular Bridge . The tubular bridge designed by Mr. Stephenson for crossing the Menai Straits , or the line of the Chester and ...
Σελίδα 155
... Trains . The resistance of the air to railway trains is esti- mated , by Mr. Barlow , at not more than ten pounds on ... train , and not from defect or loss of power in the action of the engine . A paper was read at the meeting of the ...
... Trains . The resistance of the air to railway trains is esti- mated , by Mr. Barlow , at not more than ten pounds on ... train , and not from defect or loss of power in the action of the engine . A paper was read at the meeting of the ...
Σελίδα 156
... train . Secondly , the resistance of the air ; which , acting on a solid body such as a railway train , he regards as much less in amount than that inferred by Smeaton , from experiments on thin plates . And , thirdly , a large amount ...
... train . Secondly , the resistance of the air ; which , acting on a solid body such as a railway train , he regards as much less in amount than that inferred by Smeaton , from experiments on thin plates . And , thirdly , a large amount ...
Σελίδα 157
... trains , the quantity of the first - named element of resistance , the fric- tion of the axles , & c . , is constant at all velocities . No. of Experiment . TABLE referred to above . Uniform velocity maintained in miles , per hour ...
... trains , the quantity of the first - named element of resistance , the fric- tion of the axles , & c . , is constant at all velocities . No. of Experiment . TABLE referred to above . Uniform velocity maintained in miles , per hour ...
Σελίδα 208
... trains , whether of pas- sengers or goods , was pressing and paramount , and afforded sufficient materials for thought and experi- ment . It is , therefore , a source of less surprise than regret , that little progress should have been ...
... trains , whether of pas- sengers or goods , was pressing and paramount , and afforded sufficient materials for thought and experi- ment . It is , therefore , a source of less surprise than regret , that little progress should have been ...
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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 Length 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 throw tion tons trapezium tubes valve velocity Volume whole weight yards Zone