London Journal of Arts and Sceinces: And Repertory of Patent Inventions, Volume 4William Newton, Charles Frederick Partington W. Newton, 1822 - Industrial arts |
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Page 5
... construction , and is not claimed as a new inven- tion ; nor are the needles or piercers as shewn at b , b , fig . 1. These are moved by racks and toothed wheels ; but the novelty claimed in this part of the machine consists in applying ...
... construction , and is not claimed as a new inven- tion ; nor are the needles or piercers as shewn at b , b , fig . 1. These are moved by racks and toothed wheels ; but the novelty claimed in this part of the machine consists in applying ...
Page 14
... construction , one of which he calls the receding index , and the other the longi- tudinally grooved index . Fig . 7 , represents an end view , and fig . 8 , a top view of the receding index , which is particularly adapted for what are ...
... construction , one of which he calls the receding index , and the other the longi- tudinally grooved index . Fig . 7 , represents an end view , and fig . 8 , a top view of the receding index , which is particularly adapted for what are ...
Page 17
... Construction of Wheeled Car- riages . THESE improvements consist in placing each wheel of the carriage between two horizontal bearings , ( as in the ordinary wheel - barrow ) , so that the wheel may turn upon pivots , instead of a ...
... Construction of Wheeled Car- riages . THESE improvements consist in placing each wheel of the carriage between two horizontal bearings , ( as in the ordinary wheel - barrow ) , so that the wheel may turn upon pivots , instead of a ...
Page 18
... construction of carriages has been commonly used in the East Indies for ages ; and , if we mistake not , has been within the last three years employed in carry- ing a tank for watering the roads near Vauxhall ; yet the patentee claims ...
... construction of carriages has been commonly used in the East Indies for ages ; and , if we mistake not , has been within the last three years employed in carry- ing a tank for watering the roads near Vauxhall ; yet the patentee claims ...
Page 19
... construction , which will enable the improved carriage to travel with greater facility over rough roads . It is farther considered , that the proposed mode of mounting the wheels , will be found of great advantage in carriages intended ...
... construction , which will enable the improved carriage to travel with greater facility over rough roads . It is farther considered , that the proposed mode of mounting the wheels , will be found of great advantage in carriages intended ...
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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
Popular passages
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Page 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.
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.
Page 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,...
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