A Practical Treatise on Rail-roads, and Interior Communication in General ... |
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Results 1-5 of 47
Page xix
... of malleable Iron Rails 4. Experiments on the comparative Rigidity of malle- 71 able Iron Bars 84 5. Increase of Resistance , by the Deflection of Rail- way Bars · 112 § 6. Expansion and Contraction , of wrought Iron Bars a 2.
... of malleable Iron Rails 4. Experiments on the comparative Rigidity of malle- 71 able Iron Bars 84 5. Increase of Resistance , by the Deflection of Rail- way Bars · 112 § 6. Expansion and Contraction , of wrought Iron Bars a 2.
Page 71
... deflection be such as not to present any resistance , to the carriages passing along them . We have already determined the requisite section of the head , or upper table , of the rail , the formula , page 70 , determines that form of ...
... deflection be such as not to present any resistance , to the carriages passing along them . We have already determined the requisite section of the head , or upper table , of the rail , the formula , page 70 , determines that form of ...
Page 76
... deflection , in such cases , is well known ; being as the weight and cube of the length , and inversely as the breadth and cube of the depth ; or , 8 = 13 w ad3 ; and consequently , 13 W ads E , a constant quantity . We have , in the ...
... deflection , in such cases , is well known ; being as the weight and cube of the length , and inversely as the breadth and cube of the depth ; or , 8 = 13 w ad3 ; and consequently , 13 W ads E , a constant quantity . We have , in the ...
Page 77
... deflected , that its depth , multiplied by the deflection , will produce the decimal 278 ; consequently , deflection ; d being the whole depth in inches . ( Barlow , p . 47. ) • 278 ď the This , however , applies only to rectangular ...
... deflected , that its depth , multiplied by the deflection , will produce the decimal 278 ; consequently , deflection ; d being the whole depth in inches . ( Barlow , p . 47. ) • 278 ď the This , however , applies only to rectangular ...
Page 78
... deflection in terms of the depth , the next consideration is , as to the longitudinal section ; we can now determine this , having , by the pre- ceding inquiries , fixed upon the proper area of bearing surface , and the depth and form ...
... deflection in terms of the depth , the next consideration is , as to the longitudinal section ; we can now determine this , having , by the pre- ceding inquiries , fixed upon the proper area of bearing surface , and the depth and form ...
Contents
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Common terms and phrases
ascertain axle bearing blocks boiler breadth case-hardened cast cast-iron rails chair coals connecting rod conveyance conveyed cross drains curve cylinder Darlington depth descending diameter drag driving wheels edge rail edge-rail effect elliptic embankment empty carriages equal experiments fastened fixed flanch frame friction Grand Junction railway half hole horses inclination inclined plane increased Killingworth laid length line of railway line of road Liverpool and Manchester loaded carriages locomotive engines Manchester railway miles an hour miles per hour motion moving Newcastle Observed deflection parallel rail passengers Permanent deflection piston plane Plate point rails pounds per yard pressure quantity railroad railway bars rate of speed resistance rest riages roll rope sheeves shew shewn in Fig side sleepers springs square inch steam stone surface Swiftsure TABLE tion tons travelling tube velocity waggons wedge wheels width wooden wrought wrought-iron rails
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