Journal of the Franklin Institute, 80. sējums;110. sējumsFranklin 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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1.–5. rezultāts no 44.
4. lappuse
... possible the angle of the belt has been taken as such that its sine = = = 14 ° 29 ' . ] 1 . tension of belt on tight side . [ Sin . Let sin . a = 1 ; T1 W P = force transmittel . weight ; T2 = 66 66 loose side . = PÌ— T2 W = - 2 W 2 sin ...
... possible the angle of the belt has been taken as such that its sine = = = 14 ° 29 ' . ] 1 . tension of belt on tight side . [ Sin . Let sin . a = 1 ; T1 W P = force transmittel . weight ; T2 = 66 66 loose side . = PÌ— T2 W = - 2 W 2 sin ...
7. lappuse
... possible , and if curves are indispensable they should not be less than 2000 feet radius . Locomotives are distinguished as single or coupled , independently of their kind or class . When only a single pair of driving wheels is employed ...
... possible , and if curves are indispensable they should not be less than 2000 feet radius . Locomotives are distinguished as single or coupled , independently of their kind or class . When only a single pair of driving wheels is employed ...
32. lappuse
... possible for the gases of combustion to leave the boiler with the tem- perature of the atmosphere , there could , of course , be no economic loss . by any amount of air leaked in , for whatever heat was imparted to it on entering would ...
... possible for the gases of combustion to leave the boiler with the tem- perature of the atmosphere , there could , of course , be no economic loss . by any amount of air leaked in , for whatever heat was imparted to it on entering would ...
54. lappuse
... possible , and with such work no one can blame him . It is not astonishing that under such conditions iron is so much inferior in its physical qualities to steel . Even taking the same grade of pig metal for the manufacture of wrought ...
... possible , and with such work no one can blame him . It is not astonishing that under such conditions iron is so much inferior in its physical qualities to steel . Even taking the same grade of pig metal for the manufacture of wrought ...
60. lappuse
... possible , by loading the valve , to weigh the pressures which tend to raise it . The apparatus which he used consisted of a cube of melted steel of 0.2 metres ( 7 · 9 inches ) in thickness , in which a cylindrical aperture is drilled ...
... possible , by loading the valve , to weigh the pressures which tend to raise it . The apparatus which he used consisted of a cube of melted steel of 0.2 metres ( 7 · 9 inches ) in thickness , in which a cylindrical aperture is drilled ...
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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