Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers, Metallurgists, Mine Proprietors, Engineers, Shipbuilders, Scientists, Capitalists ..., Том 43Perry Fairfax Nursey Knight and Lacey, 1845 |
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Сторінка 29
... MACHINERY . Henry Burt.- Instead of the balls and arms thrown out by centrifugal force , or jointed wings opened by the resistance of the air , as the velocity of the machinery is increased , the present patentee employs a vertical ...
... MACHINERY . Henry Burt.- Instead of the balls and arms thrown out by centrifugal force , or jointed wings opened by the resistance of the air , as the velocity of the machinery is increased , the present patentee employs a vertical ...
Сторінка 31
... machinery works , cannot fail to impress every one with the degree of accu- racy in its arrangement . The propeller , which on the average makes 13,200 revolu- tions per hour , cannot have made less than 237,600 during the run from ...
... machinery works , cannot fail to impress every one with the degree of accu- racy in its arrangement . The propeller , which on the average makes 13,200 revolu- tions per hour , cannot have made less than 237,600 during the run from ...
Сторінка 33
... by J. C. Robertson , No. 166 , Fleet - street . [ Price 3d . MESSRS . RUSSELL AND PETER'S IMPROVEMENTS IN FLAX - SPINNING AND FLAX - SPINNING MACHINERY . VOL . XLIII . Fig . 1 . MESSRS . RUSSELL AND PETER'S PATENT IMPROVEMENTS IN FLAX -
... by J. C. Robertson , No. 166 , Fleet - street . [ Price 3d . MESSRS . RUSSELL AND PETER'S IMPROVEMENTS IN FLAX - SPINNING AND FLAX - SPINNING MACHINERY . VOL . XLIII . Fig . 1 . MESSRS . RUSSELL AND PETER'S PATENT IMPROVEMENTS IN FLAX -
Сторінка 34
... MACHINERY . [ Patent dated January 6 , 1844 ; Specification enrolled July 6 , 1845. ] Fig . 2 . BAROMETRIC PRESSURE AT THE ANTARCTIC CIRCLE . 36 CURIOUS PROPERTY. The present improvements , though they resolve themselves into what may ...
... MACHINERY . [ Patent dated January 6 , 1844 ; Specification enrolled July 6 , 1845. ] Fig . 2 . BAROMETRIC PRESSURE AT THE ANTARCTIC CIRCLE . 36 CURIOUS PROPERTY. The present improvements , though they resolve themselves into what may ...
Сторінка 47
... strange , and at * We can hardly be wrong in supposing these to be the initials of Mr. Ewbank , the distinguished author of the work on Hydraulic Machinery . - ED . M. M. 48 66 THE METEOR " variance with those principles of.
... strange , and at * We can hardly be wrong in supposing these to be the initials of Mr. Ewbank , the distinguished author of the work on Hydraulic Machinery . - ED . M. M. 48 66 THE METEOR " variance with those principles of.
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acid angle apparatus application atmospheric railways boilers bottom Braidwood Captain carriage cause centre circle claim Claviole coal condenser construction copper cylinder described diameter distance effect employed engine equal expense experiments fire frustrum fuel furnace Galignani given heat hour improvements inches increased invention iron July knots length less light Liverpool locomotive London LONDON FIRE BRIGADE machine machinery Magazine manufacture means Mechanics ment Messrs metal meter method miles miles per hour minute mode motion obtained organzine paddles paper pass patent pipe piston plane plates Portsmouth present pressure principle produced pump purpose quantity rail render roller sails Samuel Bentham SCREW PROPELLING shaft ship side six months solution speed square steam steamers stocking frame stroke sulphuric acid surface tion Tofield tons train Trinity House tube tunnel vacuum vessels valve velocity wheel wind
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Сторінка 345 - The Baconian constructs a diving-bell, goes down in it, and returns with the most precious effects from the wreck. It would be easy to multiply illustrations of the difference between the philosophy of thorns and the philosophy of fruit, the philosophy of words and the philosophy of works.
Сторінка 386 - And, as occasion served, would quote, No matter whether right or wrong; They might be either said or sung. His notions fitted things so well, That which was which he could not tell, But oftentimes mistook the one For th" other, as great clerks have done.
Сторінка 345 - What then was the end which Bacon proposed to himself? It was, to use his own emphatic expression, " fruit." It was the multiplying of human enjoyments and the mitigating of human sufferings. It was
Сторінка 342 - Then after divers meetings and consults of our whole number, to consider of the former labours and collections, we have three that take care, out of them, to direct new experiments, of a higher light, more penetrating into nature than the former. These we call lamps..
Сторінка 342 - We have also engine-houses, where are prepared engines and instruments for all sorts of motions. There we imitate and practise to make swifter motions than any you have, either out of your muskets or any engine that you have...
Сторінка 315 - I claim therein as my invention, and desire to secure by letters patent, is dividing the interior of the furnace stack into two or more compartments, by partitions, which descend nearly to the bosh of the furnace — the bosh being the same as that of the common blast furnace, except the elevated hearth ; the whole being constructed , arranged, and combined, in the manner and for the purpose herein set forth.
Сторінка 342 - We have three that try new experiments. Such as themselves think good. These we call pioneers or miners. We have three that draw the experiments of the former four into titles and tables, to give the better light for the drawing of observations and axioms out of them. These we call compilers.
Сторінка 157 - MANUAL OF ASTRONOMY : a Popular Treatise on Descriptive, Physical, and Practical Astronomy ; with a familiar Explanation of Astronomical Instruments, and the best methods of using them.
Сторінка 312 - ... and thus separating the same therefrom. And it is the combining carbonate of soda or carbonate of potash, or both with carbonate of lime, and also the combining carbonate of potash and soda with phosphate of lime, in such manner as to diminish the solubility of the alkaline salts to be used as ingredients for manure (suitable for restoring to...
Сторінка 270 - ... if the day would never finish. What, therefore, at first promised to be so gratifying, soon threatened to become extremely irksome, and would, indeed, have been a serious inconvenience, had we not followed the example of the feathery tribe, which we daily observed winging their way to roost, with a clock-work regularity, and retired to our cabin at the proper hour, where, shutting out the rays of the sun, we obtained that repose which the exercise of our duties required.