A History of Technology: The industrial revolution, c. 1750 to c. 1850Charles Joseph Singer Clarendon Press, 1958 - 728 pages |
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Page 404
... beam were better cut , and the bearings on which the pivots rested were pro- vided with a hard steel bushing . The true knife - edge bearing , however , was not in current use until the beginning of the nineteenth century . The ...
... beam were better cut , and the bearings on which the pivots rested were pro- vided with a hard steel bushing . The true knife - edge bearing , however , was not in current use until the beginning of the nineteenth century . The ...
Page 405
... beam is made of a strong steel blade turned on edge [ 22 ] ( figure 227 ) ; the hardened steel knife - edge rests on less hard steel bushes so that the edge is not worn down . The beam is supported on a strong brass column . For thirty ...
... beam is made of a strong steel blade turned on edge [ 22 ] ( figure 227 ) ; the hardened steel knife - edge rests on less hard steel bushes so that the edge is not worn down . The beam is supported on a strong brass column . For thirty ...
Page 475
... beam above . Heavy timbers did not easily catch fire ; they tended to char and smoulder , but with naked lights ... beam , and given some fire - protection by sheet iron on the exposed face . The underside of the beam was plastered . The ...
... beam above . Heavy timbers did not easily catch fire ; they tended to char and smoulder , but with naked lights ... beam , and given some fire - protection by sheet iron on the exposed face . The underside of the beam was plastered . The ...
Contents
GLASS by L M ANGUSBUTTERWORTH Director The Newton Heath Glass | 12 |
TELEGRAPHY by G R M GARRATT Deputy Keeper Department of Electrical | 22 |
FISH PRESERVATION by C L CUTTING Officer in Charge Humber | 44 |
Copyright | |
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agricultural beam became Boulton Boulton and Watt bridge Britain British built canal carbon carried cast iron chemical clay coal Coalbrookdale coke construction copper crops cylinder D. E. Woodall diameter E. J. HOLMYARD early eighteenth century electric engine England English Europe fallow farming figure France French furnace glass heat horizontal husbandry Ibid important improved inches industrial revolution introduced invention inventor J. F. Horrabin John John Smeaton later lathe London machine machinery manufacture mechanical metal method mill mineral mines Newcomen Newcomen engine nineteenth century obtained operation oxide Paris patent Photograph by courtesy pipe piston plate porcelain practical produced pump river road rollers rotation Rotherham plough Royal screw sewers shaft ships silk Smeaton Staffordshire steam steam-engine steel stones sulphuric acid surface telegraph tion vertical ware water-wheels watermills Watt whales wheel wooden wrought iron