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 35
Page 5
... indicates the strain transmitted by the belt without computation . The suspension frame , also , is hung by well- fitted pins and links to a counterbalance system of levers and weights , with a dash pot attachment to control the action ...
... indicates the strain transmitted by the belt without computation . The suspension frame , also , is hung by well- fitted pins and links to a counterbalance system of levers and weights , with a dash pot attachment to control the action ...
Page 18
... indicated horse - power . At 60 miles an hour , 1000 horse - power would corres- pond to a mean effective pressure of 77.16 pounds per square inch upon the pistons ( 1851 ) . The difficulties so far for very large wheeled engines upon ...
... indicated horse - power . At 60 miles an hour , 1000 horse - power would corres- pond to a mean effective pressure of 77.16 pounds per square inch upon the pistons ( 1851 ) . The difficulties so far for very large wheeled engines upon ...
Page 41
... indicated . At Hörde they have also made metal for sheets , giving 39 kilo- grammes of resistance per millimetre square , and 70 per cent . of con- traction . It is to be regretted that the figures relative to still more phos- phoric ...
... indicated . At Hörde they have also made metal for sheets , giving 39 kilo- grammes of resistance per millimetre square , and 70 per cent . of con- traction . It is to be regretted that the figures relative to still more phos- phoric ...
Page 42
... indicate the increase ( of phosphorus ? ) given by overblowing . The engineers of Hörde claim to find in the aspect of the fumes an evi- dence of the practical end of dephosphorization . When there 42 [ Jour . Frank . Inst ...
... indicate the increase ( of phosphorus ? ) given by overblowing . The engineers of Hörde claim to find in the aspect of the fumes an evi- dence of the practical end of dephosphorization . When there 42 [ Jour . Frank . Inst ...
Page 52
... indicate great confidence upon the part of the proprietors in the success of the rotary process . 2. ECONOMY OF FUEL . In the utilization of coal for puddling two methods are employed . The one in almost universal use , where coal is ...
... indicate great confidence upon the part of the proprietors in the success of the rotary process . 2. ECONOMY OF FUEL . In the utilization of coal for puddling two methods are employed . The one in almost universal use , where coal is ...
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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