The London Journal of Arts and Sciences, Volumen7Sherwood, Neely, and Jones, 1824 Containing reports of all new patents, with a description of their respective principles and properties: also, original communications on subjects connected with science and philosophy; particularly such as embrace the most recent inventions and dicoveries in practical mechanics. |
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... lower plate of the rotatory - valve , which is fixed , the passage a , being for the induction , and the sage b , for the eduction ; c and d , are the openings leading into and out of the cylinder . Fig . 2 , is a section of the ...
... lower plate of the rotatory - valve , which is fixed , the passage a , being for the induction , and the sage b , for the eduction ; c and d , are the openings leading into and out of the cylinder . Fig . 2 , is a section of the ...
Página 2
... lower part of the rod , and thus the valve is kept steam - tight , the length of the tube keeping the water at bottom so cool as not to injure the leather . By this arrangement the steam evolved from the generator must , before it can ...
... lower part of the rod , and thus the valve is kept steam - tight , the length of the tube keeping the water at bottom so cool as not to injure the leather . By this arrangement the steam evolved from the generator must , before it can ...
Página 14
... fore and aft under the lower deck , and designed for its sup- port . These rings are united together , and rest upon the keelson , as shewn in the figure . They are made fast to each other , and to the wood work , by 14 Recent Ratents .
... fore and aft under the lower deck , and designed for its sup- port . These rings are united together , and rest upon the keelson , as shewn in the figure . They are made fast to each other , and to the wood work , by 14 Recent Ratents .
Página 16
... lower part is a foot , and within a lamp for heating the iron . Apertures are formed in the sides of the casing , by which the air is admitted , and this becoming heated by the flame of the lamp which plays upon the interior , heat is ...
... lower part is a foot , and within a lamp for heating the iron . Apertures are formed in the sides of the casing , by which the air is admitted , and this becoming heated by the flame of the lamp which plays upon the interior , heat is ...
Página 22
... lower part of the frame work is covered entirely round with painted cloth or other suitable materials , so as to form the bottom and sides of an air - tight vessel , cc , a sliding frame , d d , made of wooden rails , is fitted to the ...
... lower part of the frame work is covered entirely round with painted cloth or other suitable materials , so as to form the bottom and sides of an air - tight vessel , cc , a sliding frame , d d , made of wooden rails , is fitted to the ...
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apparatus applied atmosphere attached axle blade bobbin boiler bolts bottom cause cloth coal gas condensing apparatus conj consists construction cords County of Middlesex cubic feet cubic foot cylinder described diameter effect elastic employed engine fixed fluid fluidium frame Francis Baily gallons gasometer heat improved inches Inrolled invention iron John Heathcoat Journal of Arts lamp lever light London Journal loom machine machinery Manufacturer means mechanical ments metal method Middlesex mode months for enrolment motion observations oil gas operation organzine oxygen paper pass patent piece pinion pipe placed Plate plough power loom present pressure produced proposed purpose quantity ratchet-wheel revolve river rollers round screw Sealed 28th shaft shews shuttle side silk Six months sliding Society specific gravity spindle steam steam-engine steel substance surface temperature tion toothed-wheel tube upper valve velocity vessel warp weft wheel wire
Pasajes populares
Página 255 - And God said: Let there be light; and there was light. And God saw the light, that it was good; and God divided the light from the darkness.
Página 328 - ENCYCLOPEDIA of AGRICULTURE: comprising the Laying-out, Improvement, and Management of Landed Property, and the Cultivation and Economy of the Productions of Agriculture. With 1,100 Woodcuts. 8vo.
Página 325 - Middlesex, mechanist, in consequence of a communication made to him by a certain foreigner residing abroad...
Página 80 - Thus in the whole machinery of springs and Rivers, and the apparatus that is kept in action for their duration, through the instrumentality of a system of curiously constructed hills and valleys, receiving their supply occasionally from the rains of heaven, and treasuring it up in their everlasting storehouses to be dispensed perpetually by thousands of never-failing fountains, we see a provision not less striking, than it is important.
Página 192 - Squadron, in consequence of a communication made to him by a certain foreigner residing abroad, for a certain method or methods of catching or taking mackarel and other fish.
Página 219 - On the Utility and probable Accuracy of the Method of determining the Sun's Parallax, by observations on the planet Mars near his opposition ; by Mr.
Página 158 - This day being the fourth anniversary of the Society, a numerous meeting of the members took place at their apartments in Lincoln's Inn Fields, when a very satisfactory report upon the state of the society's affairs and proceedings during the last year, -was read and ordered to be printed. This report paid a due tribute of respect to several members, which the society has lost by death in the 10m. 0' go is- 44
Página 317 - ... led to some awkward anomalies, on account of its having been customary to take the moon's centre reduced to the meridian, and to compare it with the apparent places of stars passing the meridian about the same time in any parallel of declination. The newly proposed method consists in merely observing with a transit instrument, the differences of right ascension between the border of the moon, and certain fixed stars previously agreed upon, restricting the observations to such stars as differ...
Página 276 - London, merchant, in consequence of a communication made to him by a certain foreigner residing abroad, for an invention of " certain improvements in boilers for generating steam.
Página 159 - Esq. FRS, as a token of the high estimation in which it holds his valuable invention of an engine for calculating mathematical and astronomical tables, being the first medal awarded by the Society. A similar Gold Medal to Professor...