The London journal of arts and sciences (and repertory of patent inventions) [afterw.] Newton's London journal of arts and sciences, Volume 4William Newton 1822 |
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Page 2
... produced of about six feet long by two wide . The lid of the box , with four legs screwed into it , forms a stand , upon which the apparatus is to be placed for the purpose of cooking , as seen in back and front views , Plate I. figs ...
... produced of about six feet long by two wide . The lid of the box , with four legs screwed into it , forms a stand , upon which the apparatus is to be placed for the purpose of cooking , as seen in back and front views , Plate I. figs ...
Page 5
... produce sufficient friction to retard the reels , and keep all the ropes of the strand distended , and with a uniform tension upon each rope . This forms an important part of the improvement : for , " as the strand is drawn off from the ...
... produce sufficient friction to retard the reels , and keep all the ropes of the strand distended , and with a uniform tension upon each rope . This forms an important part of the improvement : for , " as the strand is drawn off from the ...
Page 10
... produces a superior iron , and thus effects an important improvement in that department of the manufacture of iron commonly called puddling . ” On a perusal of the specification of this patent we cannot avoid observing the manifest ...
... produces a superior iron , and thus effects an important improvement in that department of the manufacture of iron commonly called puddling . ” On a perusal of the specification of this patent we cannot avoid observing the manifest ...
Page 11
... producing hollows in the road , which improvement will obviate the evil consequences above - mentioned , and preserve the road in a sound and level state , for a long time , without repa- ration . Plate III . fig . 8 , represents the ...
... producing hollows in the road , which improvement will obviate the evil consequences above - mentioned , and preserve the road in a sound and level state , for a long time , without repa- ration . Plate III . fig . 8 , represents the ...
Page 16
... produced , which runs down the sides of the cone into the circular channel , g , at its base , from whence the alcohol passes by the pipe , f , into the vat below ; while the non - condensable gases pass out through the worm - pipe , d ...
... produced , which runs down the sides of the cone into the circular channel , g , at its base , from whence the alcohol passes by the pipe , f , into the vat below ; while the non - condensable gases pass out through the worm - pipe , d ...
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Common terms and phrases
1st Sat 2d Sat acid action advantage alpaco anchor animal annatto apparatus appears applied axle balance spring boat boiler bottom carbonic acid carriage chevaux-de-frise colour conj consists construction containing contrivance copper Coppermine River cylinder described Diff drawing rollers eclipsed effect employed engine engraving essential oil experiments feet fixed furnaces heat holes Holyhead improved inches Institution invention iron joints Journal of Arts June labour lamp leeches length lever London machine magnesia manual labour manufacture means ment metal method Middlesex mode months for inrolment muriate observations obtained operation passing patent Perigee piece pipe placed plate present produced proposed purpose quantity reservoir rollers ropes round screw shank shewn side Society spade specific gravity specification spring steam steam-engine substance surface tallow temperature timber tion tube upper verdigris vessel vicuna volume wheel wrought iron
Popular passages
Page 36 - LOUDON'S 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. 21s. London's Encyclopaedia of Gardening : comprising the Theory and Practice of Horticulture, Floriculture, Arboriculture, and Landscape Gardening.
Page 112 - Dendrologia Britannica, or trees and shrubs that will live in the open air of Brttain during the whole year, to be illustrated by original descriptions and coloured plates from living plants.
Page 204 - Memoirs of Benvenuto Cellini, a Florentine Artist, written by himself, containing a -variety of Information respecting the Arts, and the History of the Sixteenth Century.
Page 259 - An HISTORICAL and DESCRIPTIVE ACCOUNT of the STEAM ENGINE; comprising a general View of the various Modes of employing Elastic Vapour as a "Prime Mover in Mechanics.
Page 274 - ... if it make a slight impression, denoting some degree of malleability, the iron is of a good quality, provided it be uniform; if fragments fly off, and no sensible indentation be made, the iron will be hard and brittle.
Page 146 - ... repairs in the machinery ; and should the supply of corn, &c. at any time, fall off, it is not necessary that the labour of the prisoners should be suspended; nor can they be aware of the circumstance. The...
Page 147 - When the machinery of the mill has attained its proper speed, certain balls rise by their centrifugal force, so *as to draw a box below the reach of a bell handle, which will then cease to ring a bell, placed in some convenient situation for the purpose. But should the men at the wheels cease to keep up the requisite speed in the mill work, the balls will descend, and a projecting pin on the box, striking the handle, placed in the proper situation for that purpose, will continue to ring the bell,...
Page 183 - Inrolled, March, 1822. To THOMAS MOTLEY, of the Strand, London, for certain Improvements in the Construction of Candlesticks or Lamps, and in Candles to be burned therein. THIS invention consists of an apparatus for burning tallow, cocoa-nut oil, palm oil, or a mixture of these or other concrete oleaginous substance, for the purposes of illumination ; which, by the use of this apparatus, may...
Page 268 - ... Commons, on Steamengines and Furnaces ; and a Chronological Catalogue of Works descriptive of the Steam-engine. In estimating the value of a work like the present, we must be guided rather by the useful facts detailed, than by the quantity of letter-press. A work of so. much practical importance required the historian's severe castigation. Much of the labour, therefore, bestowed . on such a work, must be wholly unknown, except to those who are more immediately conversant with historical research,...
Page 273 - N. down to hit. 69 deg. comprising an extent (reckoning the indentations and sinuosities observed) of about 800 miles ! The coast visited by Captain Scoresby is a continuation towards the North of that on which were planted the ancient colonies from Iceland, the fate of which is still veiled in such deep obscurity.