The Engineer's and Mechanic's Encyclopædia: Comprehending Practical Illustrations of the Machinery and Processes Employed in Every Description of Manufacuture of the British Empire, Volume 2Kelly, 1835 |
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Page 20
... separate , and discharge the grain back again into the hopper k , to undergo a repetition of the operation , should it not be perfectly dry . But when the grain is thoroughly dried , instead of allowing it to fall back into the hopper ...
... separate , and discharge the grain back again into the hopper k , to undergo a repetition of the operation , should it not be perfectly dry . But when the grain is thoroughly dried , instead of allowing it to fall back into the hopper ...
Page 35
... separate diagram for its illustration . f is a glass chimney , to cause a more rapid current of air , and g is a ground glass shade , to equalize the light and soften the glare . To charge the lamp , the vessel a is withdrawn from the ...
... separate diagram for its illustration . f is a glass chimney , to cause a more rapid current of air , and g is a ground glass shade , to equalize the light and soften the glare . To charge the lamp , the vessel a is withdrawn from the ...
Page 46
... separate from the lamp ; the wire gauze fits into the cavity y y , around the dome s ; z z , two of the four wires which serve to hold the wire gauze . Mr. Bonner , of Monkwearmouth , Durham , has a patent for an improvement upon the ...
... separate from the lamp ; the wire gauze fits into the cavity y y , around the dome s ; z z , two of the four wires which serve to hold the wire gauze . Mr. Bonner , of Monkwearmouth , Durham , has a patent for an improvement upon the ...
Page 49
... separate the metallic from the less ponderous matter ; which apparatus is also described under the article MINING , as it is equally applicable to other ores as to the ore of lead . An improvement in the furnaces for smelting lead ores ...
... separate the metallic from the less ponderous matter ; which apparatus is also described under the article MINING , as it is equally applicable to other ores as to the ore of lead . An improvement in the furnaces for smelting lead ores ...
Page 50
... separate chimneys c c in the tower , which they ascend for twenty or more feet ; then , by lateral passages at ddd , they respectively enter the central shaft ee ; here the vapours come in contact with a powerful ascending current of ...
... separate chimneys c c in the tower , which they ascend for twenty or more feet ; then , by lateral passages at ddd , they respectively enter the central shaft ee ; here the vapours come in contact with a powerful ascending current of ...
Autres éditions - Tout afficher
The Engineer's and Mechanic's Encyclopædia: Comprehending ..., Volume 2 Luke Hebert Affichage du livre entier - 1836 |
The Engineer's and Mechanic's Encyclopædia: Comprehending ..., Volume 2 Luke Hebert Affichage du livre entier - 1836 |
The Engineer's and Mechanic's Encyclopædia: Comprehending Practical ... Luke Hebert Affichage du livre entier - 1846 |
Expressions et termes fréquents
acid antimony apparatus applied axis axle bars boiler bolts bottom carbonic acid carriage cast-iron centre circular colour common condensed consists construction contrivance copper crank cupel cylinder described diameter distance drawing edge edge-rails effect elasticity employed engine equal feet fixed force frame friction furnace grooves heat hole horizontal improvements inches inclined plane invention iron kind laid length letters patent lever lime litharge locomotive machine machinery manner means metal miles mode motion mould nitric acid obtained operation paper pass patent phosphorus piece pipe piston piston rod placed plate potash pressure produced proper pulley pump purpose quantity rails railway render reverberatory furnace revolving road rollers round screw seed-lac shaft side silver skin specific gravity steam stone substance surface thick tube turned turpentine upper usually valve varnish velocity vertical vessel waggons weight wheels wire wood
Fréquemment cités
Page 120 - These are usually accounted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw.
Page 266 - Making of any manner of new Manufactures within this Realm, to the true and first Inventor and Inventors of such Manufactures, which others at the Time of Making such Letters Patents and Grants shall not use, so as also they be not contrary to the Law, nor mischievous to the State, by raising Prices of Commodities at home, or Hurt of Trade, or generally inconvenient...
Page 137 - Great Circle of the Earth. An inch is the smallest lineal measure to which a name is given, but subdivisions are used for many purposes. Among mechanics, the inch is commonly divided into eighths. By the officers of the revenue and by scientific persons it is divided into tenths, hundredths, &c.
Page 265 - ... any declaration before mentioned shall not extend to any letters patent and grants of privilege for the term of fourteen years or under, hereafter to be made of the sole working or making of any manner of new manufactures within this Realm, to the true and first inventor and inventors of such manufactures, which others at the time of making such letters patents and grants shall not use...
Page 690 - I have taken a piece of a whole cannon, whereof the end was burst, and filled it three-quarters full of water, stopping and screwing up the broken end, as also the touch-hole, and making a constant fire under it; within twentyfour hours it burst, and made a great crack...
Page 103 - ... stranger cannot stop from running out; and besides, though none should be within hearing, yet it catcheth his hand, as a trap doth a fox; and though far from maiming him, yet, it leaveth such a mark behind it, as will discover him if suspected ; the escutcheon or lock plainly shewing what money he hath taken out of the box to a farthing, and how many times opened since the owner had been in it.
Page 739 - A Description and Draught of a new-invented Machine, for carrying Vessels or Ships out of, or into, any Harbour, Port, or River, against Wind and Tide, or in a calm.
Page 270 - Irish patent, certified by his fiat and signature, a disclaimer of any part of either the title of the invention or of the specification, stating the reason for such disclaimer, or may, with such leave as aforesaid, enter a memorandum of any alteration in the said title or specification, not being such disclaimer or such alteration as shall extend the exclusive right granted by the said letters patent...
Page 691 - ... a way to make my vessels so that they are strengthened by the force within them, and the one to fill after the other, I have seen the water run, like a constant fountain-stream, forty feet high. One vessel of water, rarefied by fire, driveth up forty of cold water. And a man...
Page 121 - The marvellous fountain which Pliny describes in the island of Andros as discharging wine for seven days, and water during the rest of the year; — the spring of oil which broke out in Rome to welcome the return of Augustus from the Sicilian war, — the three empty urns which filled themselves with wine...