The Mechanic's Magazine, Museum, Register, Journal and Gazette, Volumen47Robertson, 1847 |
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Términos y frases comunes
apparatus applied Articles of Utility axle Birkenhead boiler bottom buffers carriages centre condenser connected construction cylinder diameter distance DRIVING BANDS effect electric electric current Electric Telegraph employed engine equal equation experiments feet Fleet-street force Galignani geometry girder given GUN-COTTON Gutta Percha Company GUTTA PERCHA SOLES heat improvements inch invention iron JAMES COCKLE Jersey City July June June 22 leather lever locomotive London machine machinery manufacture means Mechanics ment Messrs metal mode motion obtained paper parallel pass pipe piston plane MN plate pressure pulley pump purpose quantity rails railway raised readers Registered Robertson rollers screw Sewer Trap shaft side Sir George Cayley six months specific gravity specific heat specification spring steam straps substance suppose surface telegraphic tion tube valve velocity vessel Vis Viva weight wheel wire
Pasajes populares
Página 84 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Página 15 - This little volume should become the handbook of every person whose duties require even occasional calculations of this nature : were it only that it...
Página 562 - Seal, hereunto annexed, particularly describes and ascertains the Nature of the said Invention and the Manner in which the same is to be performed...
Página 349 - Kcenig, assisted by his young friend Bauer, was introduced — not, indeed, at first into The Times office, but into the adjoining premises, such caution being thought necessary from the threatened violence of the pressmen. Here the work advanced, under the frequent inspection and advice of the friend alluded to. At one period these two able mechanics suspended their anxious toil, and left the premises in disgust. After the lapse, however, of about three days, the same gentleman discovered their...
Página 68 - ... the register magnet or other magnetic contrivances for registering, and to the length of circuit of telegraphic line, as will enable me to obtain, with the aid of a main galvanic battery and...
Página 80 - Office, who, in all cases during the necessary absence of the Commissioner, or when the said principal office shall become vacant, shall have the charge and custody of the seal, and of the records, books, papers, machines, models, and all other things, belonging to the said office, and shall perform the duties of Commissioner during such vacancy.
Página 279 - mid the busy world kept pure As when their earliest flowers of hope were blown, Must perish ; — how can they this blight endure ? And must he too the ruthless change bemoan Who scorns a false utilitarian lure 'Mid his paternal fields at random thrown...
Página 279 - Who scorns a false utilitarian lure 'Mid his paternal fields at random thrown? Baffle the threat, bright Scene, from Orrest-Head Given to the pausing traveller's rapturous glance. Plead for thy peace, thou beautiful romance Of nature ; and if human hearts be dead, Speak, passing winds ; ye torrents with your strong And constant voice, protest against the wrong.
Página 311 - I do not think there is any reason to suppose that. The boiler is called tubular, from the circumstance of a number of tubes being Introduced, to absorb the heat.
Página 17 - In Physiology, the most remarkable of the discoveries, or rather improvements of previous discoveries, which the past year has seen, is, perhaps, that connected with the labours of the distinguished Tuscan philosopher, Matteucci ; who on several former occasions has co-operated with this Association in the sections devoted to the advancement of the physical and physiological sciences. I refer in this instance to his experiments on the generation of electric currents by muscular contraction in the...