Journal of the Franklin Institute, Volume 80; Volume 110Franklin Institute, 1880 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Results 1-5 of 8
Page 285
... Steam Boilers by cutting holes in the shell for domes and necks . " He said that the weakening effect of cutting holes for domes or necks was proportioned to the section of the dome joining the shell , independent of the size of Oct ...
... Steam Boilers by cutting holes in the shell for domes and necks . " He said that the weakening effect of cutting holes for domes or necks was proportioned to the section of the dome joining the shell , independent of the size of Oct ...
Page 286
... domes . He contended that manholes should never be cut in the shell if it was possible to avoid doing so , and described at length experiments made by the Manches- ter Steam Users ' Association in 1876 , in support of his statements ...
... domes . He contended that manholes should never be cut in the shell if it was possible to avoid doing so , and described at length experiments made by the Manches- ter Steam Users ' Association in 1876 , in support of his statements ...
Page 314
... dome , exposed to the atmosphere , this would be a correct conclusion if the steam flowed slowly and quietly into the dome . But this is not the case with the engine at work , when the steam rushes into and through the dome with great ...
... dome , exposed to the atmosphere , this would be a correct conclusion if the steam flowed slowly and quietly into the dome . But this is not the case with the engine at work , when the steam rushes into and through the dome with great ...
Page 316
A substitute for a dome is a pipe placed inside of the boiler near the top of the steam space , the upper part of the pipe being perforated with small holes . The smallest holes should be made where the ebul- lition is greatest , which ...
A substitute for a dome is a pipe placed inside of the boiler near the top of the steam space , the upper part of the pipe being perforated with small holes . The smallest holes should be made where the ebul- lition is greatest , which ...
Page 317
... dome is used with a small hole cut in the shell this effect is destroyed , from the fact that the instant the pressures inside and outside that portion of the shell plate covered by the dome are equal it becomes merely a ... Steam Domes .
... dome is used with a small hole cut in the shell this effect is destroyed , from the fact that the instant the pressures inside and outside that portion of the shell plate covered by the dome are equal it becomes merely a ... Steam Domes .
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acid Anthracite apparatus battery bobbin boiler bone oil carbon carbonic acid cent chamber coal gas combustion compression constructed containing cubic cylinder diameter dimensions drawing-roller dy dz dynamo-electric effect elastic elastic limit electric light employed experiments feet fibres Franklin Institute furnace gases gills give heating surface horizontal horse-power hour increase ingot iron jute length locomotive machine magnet manganese matter means mechanical ment metal metric metric system miles miles per hour millimetre minute motion nuts obtained ordinary oxide oxygen paraffine Patents Perkins Engine phosphorus pins piston placed plate pound of coal pounds per square practical pressure produced proportion quantity Rendus resistance revolutions per minute rollers screws selenium shaft shell side silica slag sliver speed square inch steam dome steam engine steel strain Sulphur temperature tion tons tubes valve vaporized velocity vertical vessel weight wheels wire