Inventions in the CenturyLinscott publishing Company, 1903 - 495 páginas |
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Página 6
... completed ele- vator of to - day , the " sky - scraper " buildings ap- peared ; but these buildings waited upon the inven- tion of their steel skeletons , and the steel was the child of the Bessemer process . The harp with which David ...
... completed ele- vator of to - day , the " sky - scraper " buildings ap- peared ; but these buildings waited upon the inven- tion of their steel skeletons , and the steel was the child of the Bessemer process . The harp with which David ...
Página 41
... completed and perfected about the year 1800 , has seen no departure in principle in England , and in the United States the principal change has been the substitution of a spiked drum running at a higher speed for Meikle's beater drum ...
... completed and perfected about the year 1800 , has seen no departure in principle in England , and in the United States the principal change has been the substitution of a spiked drum running at a higher speed for Meikle's beater drum ...
Página 81
... completed and tried a model locomotive driven by a " grasshopper engine . Oliver Evans , the great American contempo- rary of Watt , had in 1779 devised a high - pressure non - condensing steam engine in a form still used . In 1786-7 he ...
... completed and tried a model locomotive driven by a " grasshopper engine . Oliver Evans , the great American contempo- rary of Watt , had in 1779 devised a high - pressure non - condensing steam engine in a form still used . In 1786-7 he ...
Página 95
... completed an arch across the weir at Sunderland . The most prominent classes of bridges in which the highest in- ventive and constructive genius of the engineers of the century are illustrated are known as the suspen- sion , the tubular ...
... completed an arch across the weir at Sunderland . The most prominent classes of bridges in which the highest in- ventive and constructive genius of the engineers of the century are illustrated are known as the suspen- sion , the tubular ...
Página 97
... completed in 1834 by M. Challey of Lyon over the Saane at Fribourg , Swit- zerland , which greatly surpassed the Menai bridge . The span is 880 feet from pier to pier , and the road- way is 167 feet above the river . It is supported by ...
... completed in 1834 by M. Challey of Lyon over the Saane at Fribourg , Swit- zerland , which greatly surpassed the Menai bridge . The span is 880 feet from pier to pier , and the road- way is 167 feet above the river . It is supported by ...
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Términos y frases comunes
18th century adapted agricultural America ammonia ancient apparatus applied arquebus automatically beam Bessemer process blast breech-loading bridge cannon carbon carriage carried chamber chine coal colours compressed consisting constructed cotton Ctesibius cultivators cylinder developed devices discoveries eighteenth century electricity England feet field fire force frame fruit furnace gases grain hand heat Hero of Alexandria horse hundred hydraulic improvements inventions inventors iron James Watt Jethro Tull Joseph Bramah known labour lever light machine machinery magnet manufacture means mechanical ments metal mills modern mould board needle nineteenth century Oliver Evans operation paper patent percussion cap pipe piston plant plate plough pressure principle printing produced pump revolving rollers screw seed shaft soil spinning steam engine steel stone stove successful suspension bridge thread tion tricity tubes turned tury United valves vessel Watt wheel wire wood
Pasajes populares
Página 431 - And they said, Go to, let us build us a city, and a tower, whose top may reach unto heaven ; and let us make us a name, lest we be scattered abroad...
Página 323 - Poor naked wretches, wheresoe'er you are, That bide the pelting of this pitiless storm, How shall your houseless heads and unfed sides, Your loop'd and window'd raggedness, defend you From seasons such as these ? O, I have ta'en Too little care of this ! Take physic, pomp ; Expose thyself to feel what wretches feel, That thou mayst shake the superflux to them, And show the heavens more just.
Página 9 - Behold, a sower went forth to sow ; and when he sowed, some seeds fell by the way side, and the fowls came and devoured them up : some fell upon stony places, where they had not much earth : and forthwith they sprung up, because they had no deepness of earth : and when the sun was up, they were scorched ; and because they had no root, they withered away. And some fell among thorns ; and the thorns sprung up, and choked them : but other fell into good ground, and brought forth fruit, some an hundredfold,...
Página xx - The thing that hath been, it is that which shall be; and that which is done is that which shall be done : and there is no new thing under the sun. Is there anything whereof it may be said, See, this is new? it hath been already of old time, which was before us.
Página 66 - Amidst this company stood Mr Watt, the man whose genius discovered the means of multiplying our national resources to a degree perhaps even beyond his own stupendous powers of calculation and combination ; bringing the treasures of the abyss to the summit of the earth — giving the feeble arm of man the momentum of an Afrite — commanding manufactures to arise, as the rod of the prophet produced water in the desert, affording the means of dispensing with that time and tide which wait for no man,...
Página 66 - ... beyond his own stupendous powers of calculation and combination; bringing the treasures of the abyss to the summit of the earth; giving the feeble arm of man the momentum of an Afrite; commanding manufactures to arise, as the rod of the prophet produced water in the desert; affording the means of dispensing with that time and tide which wait for no man; and of sailing without that wind which defied the commands and threats of Xerxes himself.
Página xxvii - ... of business ; it has enabled man to descend to the depths of the sea, to soar into the air, to penetrate securely into the noxious recesses of the earth, to traverse the land in cars which whirl along without horses, and the ocean in ships which run ten knots an hour against the wind.
Página 77 - It is on the rivers, and the boatman may repose on his oars; it is on highways, and begins to exert itself along the courses of land conveyance; it is at the bottom of mines, a thousand feet below the earth's surface; it is in the mill, and in the workshops of the trades. It rows, it pumps, it excavates, it carries, it draws, it lifts, it hammers, it spins, it weaves, it prints. It...
Página 202 - Rose, like an exhalation, with the sound Of dulcet symphonies and voices sweet, Built like a temple, where pilasters round Were set, and Doric pillars overlaid With golden architrave ; nor did there want...
Página 77 - Hercules, and to which human ingenuity is capable of fitting a thousand times as many hands as belonged to Briareus. Steam is found in triumphant operation on the seas; and under the influence of its strong propulsion, the gallant ship, " Against the wind, against the tide, Still steadies, with an upright keel.