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 83
Page 7
... steam discharges alternately , there are twenty discharges of steam per second , at equal intervals , and these twenty exhausts divide a second into twenty equal parts , each puff having a twentieth of a second between it and that which ...
... steam discharges alternately , there are twenty discharges of steam per second , at equal intervals , and these twenty exhausts divide a second into twenty equal parts , each puff having a twentieth of a second between it and that which ...
Page 11
... steam cylinder additional weight can be thrown on the drivers at the time of starting . This shifting of the weight will give from 8000 to 9000 pounds additional on the driving wheels . The weight of the engine , ready for attaching to ...
... steam cylinder additional weight can be thrown on the drivers at the time of starting . This shifting of the weight will give from 8000 to 9000 pounds additional on the driving wheels . The weight of the engine , ready for attaching to ...
Page 20
... steam pressure per square . inch on the piston this engine is capable of exerting will be 162 X 24 91.5 = 67.15 pounds . The engine Watt , one of the same class and build , run the special train which conveyed the Queen's messenger ...
... steam pressure per square . inch on the piston this engine is capable of exerting will be 162 X 24 91.5 = 67.15 pounds . The engine Watt , one of the same class and build , run the special train which conveyed the Queen's messenger ...
Page 25
... steam room in the shell . On the top of the upper shell and at the middle of its length was placed , vertically , a cylindrical steam - drum with a curved top . The exterior diameter of this drum was 23 feet and its extreme height above ...
... steam room in the shell . On the top of the upper shell and at the middle of its length was placed , vertically , a cylindrical steam - drum with a curved top . The exterior diameter of this drum was 23 feet and its extreme height above ...
Page 26
... steam room in the upper shell is steam super- heating surface . The following are the principal dimensions and proportions of the boiler , namely : Extreme length of brickwork , Extreme breadth of brickwork , 19 feet . 10 feet . Extreme ...
... steam room in the upper shell is steam super- heating surface . The following are the principal dimensions and proportions of the boiler , namely : Extreme length of brickwork , Extreme breadth of brickwork , 19 feet . 10 feet . Extreme ...
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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