A History of Technology: The industrial revolution, c. 1750 to c. 1850Clarendon Press, 1958 |
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Page 387
... screw - cutting lathes which were certainly the first machines of this type ever constructed and which gave satisfactory results [ 3 ] . FIGURE 214 - Screw cutting by means of file . ( 1 ) Track of thread cut ; ( 2 ) paper wound on the ...
... screw - cutting lathes which were certainly the first machines of this type ever constructed and which gave satisfactory results [ 3 ] . FIGURE 214 - Screw cutting by means of file . ( 1 ) Track of thread cut ; ( 2 ) paper wound on the ...
Page 393
... screw , the threads of which were sharpened to a keen edge . The operation was effected in discontinuous fractions , corresponding to 9 out of 10 teeth of the wheel , so as to distribute throughout the circumference the error arising in ...
... screw , the threads of which were sharpened to a keen edge . The operation was effected in discontinuous fractions , corresponding to 9 out of 10 teeth of the wheel , so as to distribute throughout the circumference the error arising in ...
Page 420
... screw- cutting machines for making fusees ; the latter is a clock - part in the shape of a hyperboloid on which a screw - like groove is cut . The eighteenth - century tool shown in plate 27B is typical of a common type of fusee ...
... screw- cutting machines for making fusees ; the latter is a clock - part in the shape of a hyperboloid on which a screw - like groove is cut . The eighteenth - century tool shown in plate 27B is typical of a common type of fusee ...
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 engine England English Europe fallow farming figure fish 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 salt 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