Heroes of invention and discovery, selected by the editor of 'Risen by perseverance'. |
Im Buch
Ergebnisse 1-5 von 25
Seite 18
... immediately setting about the arrangement of his papers , and to state that his physician and his best friends have " pressingly advised him against speaking daily with so many persons as are wont to visit him ; " represent- ing it as ...
... immediately setting about the arrangement of his papers , and to state that his physician and his best friends have " pressingly advised him against speaking daily with so many persons as are wont to visit him ; " represent- ing it as ...
Seite 20
... to propel for instance , the vans of a mill , or , by acting immediately upon the air , to generate a movement opposite to its own direction . But it was impossible that they should have 20 HEROES OF INVENTION AND DISCOVERY . JAMES WATT,
... to propel for instance , the vans of a mill , or , by acting immediately upon the air , to generate a movement opposite to its own direction . But it was impossible that they should have 20 HEROES OF INVENTION AND DISCOVERY . JAMES WATT,
Seite 21
... immediately on coming into contact either with the atmosphere , or anything else which is colder than itself ; and in this condition its expansive force is gone . The only way of employing steam with much effect , therefore , is to make ...
... immediately on coming into contact either with the atmosphere , or anything else which is colder than itself ; and in this condition its expansive force is gone . The only way of employing steam with much effect , therefore , is to make ...
Seite 26
... immediately rushed up from the basin . According to another version of the story , it was the accidental circumstance of his immersing a heated tobacco - pipe into water , and perceiving the water immediately rush up through the tube ...
... immediately rushed up from the basin . According to another version of the story , it was the accidental circumstance of his immersing a heated tobacco - pipe into water , and perceiving the water immediately rush up through the tube ...
Seite 28
... immediately followed him in the cultivation of this department of mechanics , of making the moving power of the machinery the weight of the atmosphere acting upon a piston , so as to carry it down through a vacuum created by the ...
... immediately followed him in the cultivation of this department of mechanics , of making the moving power of the machinery the weight of the atmosphere acting upon a piston , so as to carry it down through a vacuum created by the ...
Häufige Begriffe und Wortgruppen
afterwards air-pump appears applied atmosphere attention Bessemer Bessemer process Black Callerton Boulton Boyle called canal carriage chemistry chloroform coals colliery condensation considerable constructed contrivance Crompton cylinder Darlington Davy Davy's discoveries draw early Edinburgh Edward Pease effect employed engine England Ericsson expansive force experiments father Flamstead friends genius George Stephenson heat Henry Cort honour horses improvements ingenious instruments invention inventor iron James Watt JOHN ERICSSON Killingworth labour locomotive London machine machinery manufacture means mechanical ment metal method miles an-hour mind never Newcastle obtained opening Papin Parliament patent perfect philosopher piston principles produced Professor properties proposed quantity rails railway received remarked road ROBERT BOYLE Royal Society Samuel Crompton Samuel Morland says scientific Scotland Simpson soon speed steam steam-engine success tion vacuum vessel waggons West Moor wheel whole writings Wylam young
Beliebte Passagen
Seite 8 - New Experiments Physico-mechanical, touching the spring of the air, and its effects ; (made for the most part in a new pneumatical engine) written .... by the honourable Robert Boyle, Esq* experiment xxxvi.
Seite 21 - An admirable and most forcible way to drive up water by fire, not by drawing or sucking it upwards, for that must be as the philosopher calleth it, infra spheeram activitatis, which is but at such a distance. But this way hath no bounder, if the vessels be strong enough ; for I have taken a piece of a whole cannon, whereof the end was burst, and filled it three...
Seite 116 - ... there's a divinity that shapes our ends, rough hew them how we will.
Seite 99 - Suppose, now, one of these engines to be going along a railroad at the rate of nine or ten miles an hour, and that a cow were to stray upon the line and get in the way of the engine ; would not that, think you, be a very awkward circumstance ? "
Seite 75 - The manner of the carriage is by laying rails of timber from the colliery...
Seite 107 - I said to my friends that there was no limit to the speed of such an engine, provided the works could be made to stand.
Seite 42 - ... consumes none while idle ; it never tires, and wants no sleep ; it is not subject to malady when originally well made, and only refuses to work when worn out with age ; it is equally active in all climates, and will do work of any kind ; it is a water-pumper, a miner, a sailor, a cotton-spinner, a weaver, a blacksmith, a miller, &c., &c.
Seite 48 - ... skilled in chemistry and the arts, and in most of the branches of physical science, might, perhaps, have been conjectured ; but it could not have been inferred from his usual occupations, and, probably, is not generally known, that he was curiously learned in many branches of antiquity, metaphysics, medicine, and etymology, and perfectly at home in all the details of architecture, music, and law.
Seite 108 - I was in education, and made up my mind that he should not labour under the same defect, but that I would put him to a good school, and give him a liberal training. I was, however, a poor man ; and how do you think I managed ? I betook myself to mending my neighbours...
Seite 78 - Ravensworth and partners were the first to entrust me with money to make a locomotive engine. That engine was made thirtytwo years ago; and we called it ' My Lord." I said to my friends, there was no limit to the speed of such an engine, if the works could be made to stand it.