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 63
Page 4
... 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 4 [ Jour . Frank . Inst . ,, Briggs ...
... 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 4 [ Jour . Frank . Inst . ,, Briggs ...
Page 5
... taken at 36 inches . An allowance of inch has been made for half the thickness of the belt when the radii of the line of the belt on the two pulleys become 121 and 816 , respectively . It will be easy for any one to compute the triangle ...
... taken at 36 inches . An allowance of inch has been made for half the thickness of the belt when the radii of the line of the belt on the two pulleys become 121 and 816 , respectively . It will be easy for any one to compute the triangle ...
Page 28
... taken from the Vesdre river , was very pure and left no scale . An analysis of the feed - water , previous to its entrance into the boiler , was made ; and another analysis was made of the water in the boiler , which , as none of it had ...
... taken from the Vesdre river , was very pure and left no scale . An analysis of the feed - water , previous to its entrance into the boiler , was made ; and another analysis was made of the water in the boiler , which , as none of it had ...
Page 37
... taken every three min- autes after the commencement of the operation . Metal . Time , 0 3 ' 6 ' 9 ' 12 / Phosphorus , 1.5 1.6 1.63 1:43 1.42 14 ' 30 " 16 ' 30 ' 1.2 0.08 Carbon , 3.5 3.6 3.4 2.4 0.9 0.075 Silicon , 1.7 0.8 0.28 0:05 ...
... taken every three min- autes after the commencement of the operation . Metal . Time , 0 3 ' 6 ' 9 ' 12 / Phosphorus , 1.5 1.6 1.63 1:43 1.42 14 ' 30 " 16 ' 30 ' 1.2 0.08 Carbon , 3.5 3.6 3.4 2.4 0.9 0.075 Silicon , 1.7 0.8 0.28 0:05 ...
Page 42
... taken by means of a ladle which is plunged into the converter . This is hammered , cooled and broken . The appearance of the break is sufficiently characteristic to indicate the increase ( of phosphorus ? ) given by overblowing . The ...
... taken by means of a ladle which is plunged into the converter . This is hammered , cooled and broken . The appearance of the break is sufficiently characteristic to indicate the increase ( of phosphorus ? ) given by overblowing . The ...
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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