Journal of the Franklin Institute of the State of Pennsylvania, Volume 80; Volume 110Franklin Institute, 1880 |
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Page 4
... plate ) , it is obvious ( the weight of the carrier pulleys , the frame- supporting the same , and of the belt , being balanced ) that when at rest or running with no resistance the system will come into equilibrium . with equal but ...
... plate ) , it is obvious ( the weight of the carrier pulleys , the frame- supporting the same , and of the belt , being balanced ) that when at rest or running with no resistance the system will come into equilibrium . with equal but ...
Page 17
... plates but inch thick . In 1850 they also built two outside cylinder engines , with 14 - inch cylinders , 32 - inch stroke , and coupled 7 - feet driving wheels , for the New York and Erie Railroad ( new Erie Railway ) . In the year ...
... plates but inch thick . In 1850 they also built two outside cylinder engines , with 14 - inch cylinders , 32 - inch stroke , and coupled 7 - feet driving wheels , for the New York and Erie Railroad ( new Erie Railway ) . In the year ...
Page 25
... plate 12 inches long between the forward end of the cylinder and the forward end of the grate , was placed a grate 6.5618 feet long , slightly inclining down- wards toward the back . The bridge - wall was of fire - brick supported on an ...
... plate 12 inches long between the forward end of the cylinder and the forward end of the grate , was placed a grate 6.5618 feet long , slightly inclining down- wards toward the back . The bridge - wall was of fire - brick supported on an ...
Page 48
... plates HH are screwed against the under part of G , and just far enough apart to allow the ends of the spring to extend laterally through the slit they form . If now the pendulum hangs on the L its weight will bear equally on either ...
... plates HH are screwed against the under part of G , and just far enough apart to allow the ends of the spring to extend laterally through the slit they form . If now the pendulum hangs on the L its weight will bear equally on either ...
Page 65
... plates and numerous illus- trations throughout the text prove that the publishers have spared no expense in making this volume worthy of being considered a practical treatise on a subject destined to become of the greatest importance ...
... plates and numerous illus- trations throughout the text prove that the publishers have spared no expense in making this volume worthy of being considered a practical treatise on a subject destined to become of the greatest importance ...
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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