Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Band 10Perry Fairfax Nursey Knight and Lacey, 1830 |
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Seite 4
... advantage , provided the counter - spring is pro- perly fixed ; and I do confidently assert the possibility of producing sound from a bell , by a clock ham- mer with a counter - spring , that will be heard to an equal distance as if ...
... advantage , provided the counter - spring is pro- perly fixed ; and I do confidently assert the possibility of producing sound from a bell , by a clock ham- mer with a counter - spring , that will be heard to an equal distance as if ...
Seite 5
... advantage of the reaction which takes place on the collision of the hammer - head and the bell , I beg to say that the hammer ought not to rebound . To produce the greatest effect , the same thing ought to take place which I have ...
... advantage of the reaction which takes place on the collision of the hammer - head and the bell , I beg to say that the hammer ought not to rebound . To produce the greatest effect , the same thing ought to take place which I have ...
Seite 6
... advantage , that in Mr. Watt's double engine the cylinder is kept constantly hot , by the non - admission of the atmosphere ; but now it ap- pears that Mr. Watt was in an error , and that cooling the cylinder is a great advantage ...
... advantage , that in Mr. Watt's double engine the cylinder is kept constantly hot , by the non - admission of the atmosphere ; but now it ap- pears that Mr. Watt was in an error , and that cooling the cylinder is a great advantage ...
Seite 7
... advantages ascribed to it , have been fully and unequivocally proved to the public ere this time . I would recommend the patentees , instead of continuing to amuse the world with extraordinary and up- intelligible statements , to set ...
... advantages ascribed to it , have been fully and unequivocally proved to the public ere this time . I would recommend the patentees , instead of continuing to amuse the world with extraordinary and up- intelligible statements , to set ...
Seite 8
... advantage in introducing the atmosphere into the cylinders ; but as it is not available in forming a vacuum , and the cylinders have to be filled with steam for that purpose , I must ask what that advantage is ? How is it , that in ...
... advantage in introducing the atmosphere into the cylinders ; but as it is not available in forming a vacuum , and the cylinders have to be filled with steam for that purpose , I must ask what that advantage is ? How is it , that in ...
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advantage Almanac angle annuity apparatus appears applied Athenæum Club atmosphere Barton-upon-Humber body boiler calculated carbonic acid cardioid cause centre circle Claremorris comet compound interest conductors construction correspondent cranks cubic foot curve cycloid cylinder diameter draw earth effect engine epicycloid equal experiment favour feet fire fixed friction give given greater ground half heat improvement inches invention iron labour length less letter lever London machine Magazine matrass means Mechanics ment Messrs metal method MISCELLANEOUS NOTICES mode motion nerally object observations obtained paddle-wheel paddles passing patent pendulum Perihelion perpetual motion person piece pipe piston present pressure principle produce purpose quantity quired readers respect screw Septenary System side sidereal Society specific gravity square steam suppose Table tained tion Treatise tube TURRET CLOCKS valve Vaughan vessel weight wheel
Beliebte Passagen
Seite 31 - It is a pleasure to stand upon the shore, and to see ships tossed upon the sea : a pleasure to stand in the window of a castle, and to see a battle, and the adventures thereof below : but no pleasure is comparable to the standing upon the vantage ground of truth (a hill not to be commanded, and where the air is always clear and serene), and to see the errors, and wanderings, and mists, and tempests, in the vale below:" so always that this prospect be with pity, and not with swelling or pride.
Seite 122 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Seite 302 - Lead, then," said Eve. He, leading, swiftly roll'd In tangles, and made intricate seem straight, To mischief swift. Hope elevates, and joy Brightens his crest. As when a wandering fire, Compact of unctuous vapour, which the night Condenses, and the cold environs round, Kindled through agitation to a flame, Which oft, they say, some evil spirit attends, Hovering and blazing with delusive light, Misleads the amazed night-wanderer from his way To bogs and mires, and oft through pond or pool, There swallow'd...
Seite 275 - Yet he was kind, or, if severe in aught, The love he bore to learning was in fault; The village all declared how much he knew; 'Twas certain he could write and...
Seite 326 - Timekeepers are used at Sea, the apparent Time deduced from an Altitude of the Sun must be corrected by the Equation of Time, and the mean Time found compared with that...
Seite 27 - His peroration is worth recalling; he said: "it was the boast of Augustus that he found Rome of brick and left it of marble.
Seite 174 - The new and improved method of applying iron in the sheathing of ships and other vessels, and of apply.ing iron bolts, spikes, nails, pintals, braces and other fastenings used in the construction of ships and other vessels...
Seite 158 - In the nineteenth century the transmutation of metals will be generally known and practised. Every Chemist and every Artist will make gold', Kitchen utensils will be of silver, and even gold, which will contribute more than any thing else to prolong life, poisoned at present by the oxyds of copper, lead, and iron, which we daily swallow with our food.
Seite 78 - It is obvious that water receiving so large a proportion of foreign matters, as we know find their way into the Thames, and so far impure as to destroy fish, cannot, even when clarified by filtration, be pronounced entirely free from the suspicion of general insalubrity.
Seite 46 - No. 10, are rendered magnetic, and stuck at equal distances, into a thin circular piece of cork, of three inches diameter ; this circle is affixed by a copper wire to a light bar of wood, five inches long, having at its opposite extremity a small weight equal to the weight of the needles. In the centre of the bar is an agate cup, which receives a fine steel point, on which the instrument traverses.