The Mechanics' Magazine, Museum, Register, Journal, and Gazette, Volume 21M. Salmon, 1834 |
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Página 9
... iron , or timber ; the engine is much more tractable and civil than the hod - men , easier managed , keeps good hours , drinks no whiskey , and is never tired . I need hardly add that in a large building it is much cheaper , more ...
... iron , or timber ; the engine is much more tractable and civil than the hod - men , easier managed , keeps good hours , drinks no whiskey , and is never tired . I need hardly add that in a large building it is much cheaper , more ...
Página 10
... iron tubes in gene- ral ; and , doubtless , many other cases might be found , in which a similar process had taken place . The obvious result of this forced and pre- mature adoption of new machinery , is to displace labour with ...
... iron tubes in gene- ral ; and , doubtless , many other cases might be found , in which a similar process had taken place . The obvious result of this forced and pre- mature adoption of new machinery , is to displace labour with ...
Página 18
... iron stove , such as is used in laundries , & c . The fuel may be either coal or coke . The heated air , & c . rises into an inner wrought- iron cockle marked G , whence the smoke escapes through the pipe or opening H. This cockle has ...
... iron stove , such as is used in laundries , & c . The fuel may be either coal or coke . The heated air , & c . rises into an inner wrought- iron cockle marked G , whence the smoke escapes through the pipe or opening H. This cockle has ...
Página 27
... iron is Peroxide of iron + sulphuric acid . The student will readily perceive that , as the atomic weight of iron is 28 , of oxygen 8 , and of sulphuric acid 40 , the resulting compound will have the sum of them , or 76 , for its ...
... iron is Peroxide of iron + sulphuric acid . The student will readily perceive that , as the atomic weight of iron is 28 , of oxygen 8 , and of sulphuric acid 40 , the resulting compound will have the sum of them , or 76 , for its ...
Página 48
... iron castings of all sorts.- A correspondent of the Architectural Magazine ( No. 2 ) thus accounts for it : - " The architects here consider our castings much stronger than yours ; they say that they have a smoother and a more compact ...
... iron castings of all sorts.- A correspondent of the Architectural Magazine ( No. 2 ) thus accounts for it : - " The architects here consider our castings much stronger than yours ; they say that they have a smoother and a more compact ...
Outras edições - Ver tudo
The Mechanics' Magazine, Museum, Register, Journal, and Gazette, Volume 36 Visualização integral - 1842 |
The Mechanics' Magazine, Museum, Register, Journal, and Gazette, Volume 16 Visualização integral - 1832 |
The Mechanics' Magazine, Museum, Register, Journal, and Gazette, Volume 35 Visualização integral - 1841 |
Palavras e frases frequentes
apparatus appears applied Argand burner bees boat boiler canal carbon carbonic acid carriage centre chimney coal coal-tar column combustion communication consequence constructed copper cotton cylinder diameter diurnal motion effect employed engine England equal experiments explosive feet flame Fleet-street flue fluid friction gas bladder Glasgow glass heat hive hydrogen improvements inches inclined plane invention iron Journal labour lamp less lever light London machine machinery Magazine manufacture means Mechanics ment mercury Messrs metal miles mills mode months to specify motion mules Mulhausen Nutt Nutt's obelisk observed operation oxygen pass patent persons piece piston plate present pressure principle produced propelled pulleys purpose quantity railway rendered Saint Augustin screw side six months spindles spinner spinning steam steam-engine strychnia supposed surface Symington thick threads tion tube vapour velocity vessel weight wheel whole William Symington
Passagens conhecidas
Página 126 - As in mathematics, so in natural philosophy, the investigation of difficult things by the method of analysis, ought ever to precede the method of composition. This analysis consists in making experiments and observations, and in drawing general conclusions from them by induction, and admitting of no objections against the conclusions, but such as are taken from experiments, or other certain truths. For hypotheses are not to be regarded in experimental philosophy.
Página 296 - There is a pleasure in the pathless woods, There is a rapture on the lonely shore. There is society where none intrudes, By the deep sea, and music in its roar; I love not man the less, but nature more...
Página 128 - These results are best explained by considering the nature of the flame of combustible bodies — which, in all cases, must be considered as the combustion of an explosive mixture of inflammable gas, or vapour and air...
Página 427 - The difference between the time shown by the sidereal clock, at the transit, and the right ascension of the body, taken from the almanack, will, therefore, be the error of the clock, + , or too fast, when the clock time is greater than the right ascension, — , or too slow, when it is less.
Página 96 - Arcana of Science and Art ; or, an Annual Register of Useful Inventions and Improvements...
Página 380 - His gradual rise from the stonemasons' and builders' yard to the top of his profession in his own country, or, we believe we may say, in the world, is to be ascribed not more to his genius, his consummate ability, and persevering industry, than to his plain, honest, straight-forward dealing, and the integrity and candour which marked his character throughout life.
Página 221 - ... in the common concerns of commerce, should be claimed by many contending nations, is what would naturally be expected. * * * All Arabian authors on arithmetic appear to agree that the first writer of that country upon this system of arithmetic was Mohammed ben Muza, the Khuwarezmite, who flourished about the year 900. This writer is celebrated for having introduced among his countrymen many important parts of the science of the Hindoos, to the cultivation of which he was devotedly attached ;...
Página 234 - The enormous magnitude of these bodies," he remarks, "and consequent probable mass (if they be not hollow shells), may give them a gravitating energy, which, however rare we may conceive them to be, may yet be capable of retaining in orbits, three or four times their own diameter, and in periods of great length, small bodies of a stellar character.
Página 124 - To all whom it may concern: Be it known, that I, Ross Winans, civil engineer, of the city of Baltimore, in the State of Maryland, have invented a new and useful improvement in the construction of cars or carriages intended to travel upon...
Página 10 - The Woolcombers' Union has been celebrated above a century, and several Acts of Parliament have been passed with the object of suppressing the power which it had acquired, and exercised with the usual bad consequences. Hence, many endeavours have been made to comb wool entirely by machinery, but with very partial success, till last year, when the whole of the combers in a large factory struck, upon which the proprietors turned their attention to this machine, applied their skill and capital to its...