A Practical Treatise on Rail-roads, and Interior Communication in General ... |
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Page xii
... then state of improve- ment exhibited . The preceding observations , shewing the rapid progress which Railways have made , since the pub- lication of that edition , imply that very important changes xii INTRODUCTION .
... then state of improve- ment exhibited . The preceding observations , shewing the rapid progress which Railways have made , since the pub- lication of that edition , imply that very important changes xii INTRODUCTION .
Page 45
... observe that , after a few years experience , almost all the keys and ends of the rails at the joints are loose ; and that no renewed keying , operates in keeping them long in a firm state . To remedy the defect of the keys working ...
... observe that , after a few years experience , almost all the keys and ends of the rails at the joints are loose ; and that no renewed keying , operates in keeping them long in a firm state . To remedy the defect of the keys working ...
Page 70
... , from the neutral axis , being taken ; and this , it must be observed , is , perhaps , the most correct way of calculating ; inasmuch as we should take the strength of the rail , when the head 70 ON THE STRENGTH , ETC. OF IRON RAILS .
... , from the neutral axis , being taken ; and this , it must be observed , is , perhaps , the most correct way of calculating ; inasmuch as we should take the strength of the rail , when the head 70 ON THE STRENGTH , ETC. OF IRON RAILS .
Page 85
... observed . The weights were applied again , and the deflection found to be the same as before . This was the case with five weights ; but on six being applied , equal to 102 cwt . , the deflection was ⚫0615 ; they were then removed ...
... observed . The weights were applied again , and the deflection found to be the same as before . This was the case with five weights ; but on six being applied , equal to 102 cwt . , the deflection was ⚫0615 ; they were then removed ...
Page 97
... Observed Deflection Permanent on press . deflection . per ton . set . 3lbs . 011 Same rail , Fig . 13 , Plate III .; with top downwards or re- versed ; 3 feet bearings.- 13th May 1835 . Weight Observed Deflection Permanent on press ...
... Observed Deflection Permanent on press . deflection . per ton . set . 3lbs . 011 Same rail , Fig . 13 , Plate III .; with top downwards or re- versed ; 3 feet bearings.- 13th May 1835 . Weight Observed Deflection Permanent on press ...
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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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