A History of Technology: The industrial revolution, c. 1750 to c. 1850Clarendon Press, 1954 |
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Page 88
... sides of the drum were conducted over small pulleys overhanging the shafts . With the introduction of the steam- engine , the modern horizontal drum was developed ... side and stitch each strand to its. 88 METAL AND COAL MINING , 1750-1875.
... sides of the drum were conducted over small pulleys overhanging the shafts . With the introduction of the steam- engine , the modern horizontal drum was developed ... side and stitch each strand to its. 88 METAL AND COAL MINING , 1750-1875.
Page 89
... side to side . Consequently the speed of winding FIGURE 49 - Horse - whim , c 1820 . was slow and accidents in the shaft were frequent . Iron - wire ropes were first tried in 1829 and came into general use about 1840 . To overcome the ...
... side to side . Consequently the speed of winding FIGURE 49 - Horse - whim , c 1820 . was slow and accidents in the shaft were frequent . Iron - wire ropes were first tried in 1829 and came into general use about 1840 . To overcome the ...
Page 528
... side to side , which would lower the cost to less than one - half . He says : the bottom of the foundation is to be made parallel to the surface of the road . The first bed of the foundation is to be placed on edge , and not on the flat ...
... side to side , which would lower the cost to less than one - half . He says : the bottom of the foundation is to be made parallel to the surface of the road . The first bed of the foundation is to be placed on edge , and not on the flat ...
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 developed diameter driving E. J. HOLMYARD early eighteenth century engine England Europe fallow farming figure fish France French furnace glass heat horizontal husbandry Ibid important improved inches increased industrial revolution industry introduced invention J. F. Horrabin John Smeaton later lathe London machine machinery manufacture mechanical metal method mill mineral mines Newcomen Newcomen engine nineteenth century obtained operation oxide Paris patent pipe piston plate practice produced pump river road rollers rotation Rotherham plough salt screw sewers shaft ships silk Smeaton smelting Staffordshire steam steam-engine steel stone sulphuric acid surface temperature tion tuyère vertical ware water-wheels watermills Watt whales wheel wooden wrought iron