London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Bind 4William Newton, Charles Frederick Partington W. Newton, 1822 |
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Side 4
... object of this patent is to perform the above operations by the power of a steam - engine , or other first mover , which shall communicate a rotatory motion to certain toothed wheels of a machine , and thus , advance the strand of ropes ...
... object of this patent is to perform the above operations by the power of a steam - engine , or other first mover , which shall communicate a rotatory motion to certain toothed wheels of a machine , and thus , advance the strand of ropes ...
Side 11
... object of thus forming the contrary edges of the blocks at contrary inclinations , is that the two obtuse sides , a , a , of each block , as B and D , shall be made to support the acute sides , b , b , of the blocks , A and C ...
... object of thus forming the contrary edges of the blocks at contrary inclinations , is that the two obtuse sides , a , a , of each block , as B and D , shall be made to support the acute sides , b , b , of the blocks , A and C ...
Side 12
... object to be attended to is , to make the boundary lines on the upper surface at right angles , and to keep the faces of the bevelled sides as perfect as the nature of the stone will permit . When blocks of large dimensions are employed ...
... object to be attended to is , to make the boundary lines on the upper surface at right angles , and to keep the faces of the bevelled sides as perfect as the nature of the stone will permit . When blocks of large dimensions are employed ...
Side 17
... object and novelty proposed in this invention is to condense the alcoholic streams which arise from the fermentation of spirituous liquors in general , and to return the condensed alcohol into the liquor again . That much alcohol is ...
... object and novelty proposed in this invention is to condense the alcoholic streams which arise from the fermentation of spirituous liquors in general , and to return the condensed alcohol into the liquor again . That much alcohol is ...
Side 63
... object of this is to make the crown part of the anchor stronger , to avoid the risk of breaking , which exists in those anchors united by scarfs . The stock is constructed so as to consist of two pieces of timber or iron , which , when ...
... object of this is to make the crown part of the anchor stronger , to avoid the risk of breaking , which exists in those anchors united by scarfs . The stock is constructed so as to consist of two pieces of timber or iron , which , when ...
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1st Sat 2d Sat acid action advantage alpaco anchor animal annatto apparatus appears applied axle balance spring bars 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 specific gravity specification spring steam substance surface tallow temperature timber tion tube upper verdigris vessel vicuna volume wheel wick wrought iron
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Side 36 - London's Encyclopaedia 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.
Side 205 - ... of Florence : I perceive that your manner of working, and your designs, are rather those of a sculptor than a goldsmith ; now I have considerable undertakings in bronze, so that if you will go with me to England, I will at once make your fortune.
Side 36 - Improvement, and Management of Landed Property, and the Cultivation and Economy of the Animal and Vegetable Productions of Agriculture, including all the latest Improvements. A general History of Agriculture in all Countries, and a Statistical View of its present State, with suggestions for its future progress in the British Isles.
Side 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.
Side 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...
Side 280 - Fifty lithographic prints, illustrative of a tour in France, Switzerland, and Italy, during the years 1819, 20, and 21, from original drawings taken in Italy, the Alps, and the Pyrenees, by MARIANNE COLSTON, in octavo, are preparing for publication.
Side 263 - ... pounds, two hundred and thirty-two feet, in a minute ; and of working, on an average, eight hours per day. This is equivalent to the work of thirty-four men; twenty-five square feet of canvas performing the average work of a day-labourer.
Side 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.
Side 268 - The poets tell us, that there is a pleasure in poetic pains, which only poets know. So it may, with truth, be said, there is a labour in the historian's researches, which only historians can know: days, nay weeks, are sometimes consumed in ascertaining a date, or verifying a fact. Mr. Partington appears to have spared no pains to render his work what he, doubtless, designed it to be, and which, in truth, it is, a fair epitome of what is known relative to that stupendous machine, the steam-engine,...
Side 157 - Is magnetism identical with electricity, or an independent agent, put into motion or activity by electricity ? Queries of this kind might be considerably multiplied, and stated in more precise and various forms : the solution of them, it must be allowed, is of the highest importance; and though some persons have undertaken to answer them in the most positive manner...