Journal of the Franklin Institute, Volume 9Pergamon Press, 1845 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 11-15 of 86
Page 117
... slides made in the snow , and when these melt it is floated down to the glass works . The mean price when de- livered at the establishments , throughout the whole of the Bömer- waldegebirge , is 23 cts . per cubic yard . The wood is ...
... slides made in the snow , and when these melt it is floated down to the glass works . The mean price when de- livered at the establishments , throughout the whole of the Bömer- waldegebirge , is 23 cts . per cubic yard . The wood is ...
Page 143
... slide , something like one section of a letter - rack used in printing offices for depositing the type when not in use . This slide is adapted to any alphabet , or to arbitrary charac- ters . At one end of the case there is a hammer ...
... slide , something like one section of a letter - rack used in printing offices for depositing the type when not in use . This slide is adapted to any alphabet , or to arbitrary charac- ters . At one end of the case there is a hammer ...
Page 144
... slide was made of wood , but to metallic letters the instrument would be equally applicable . - Proc . Brit . Assoc . Lond . Athenæum . Meteorological Observations . The President remarked , that meteorological observations required the ...
... slide was made of wood , but to metallic letters the instrument would be equally applicable . - Proc . Brit . Assoc . Lond . Athenæum . Meteorological Observations . The President remarked , that meteorological observations required the ...
Page 165
... slide up and down in a sink , or well , provided with an aperture at the bottom for the removal of the cinder , & c . , when the sink has been filled up . Claim . " What I claim as my invention , is causing the fire , cinders , and dirt ...
... slide up and down in a sink , or well , provided with an aperture at the bottom for the removal of the cinder , & c . , when the sink has been filled up . Claim . " What I claim as my invention , is causing the fire , cinders , and dirt ...
Page 167
... slides back and forth on a frame , and is provided with rollers along the bottom , on which rests a cloth fastened to the box at each end ; there is a " rocking beater , " ( the shaft of which has its bearings working in slots in two ...
... slides back and forth on a frame , and is provided with rollers along the bottom , on which rests a cloth fastened to the box at each end ; there is a " rocking beater , " ( the shaft of which has its bearings working in slots in two ...
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acid ammonia apparatus applied arrangement atmosphere attached boiler bottom cane sugar carbonic carbonic acid carriage cast iron cause cent centre chamber claim coal color combination committee connected consists constructed copper cutter cylinder daguerreotype deposited described desire to secure dextrin diameter effect employed engine exhibited experiments explosion feet fire flue force frame FRANKLIN INSTITUTE friction furnace gases glass heat horizontal hydrogen improvement inches inclined plane invention iron joint letters patent lever liquid machine manner manufacture means metal mode molasses operation oxide pass Philadelphia piece pipe piston placed plate present pressure produced puddling furnace purpose quantity rails railway rollers screw secure by letters shaft side silica slide solution specific gravity specimens steam stove substantially sugar sulphuric acid surface temperature thickness Third Premium tion tons tube upper valve velocity vertical vessel weight wheel whole wood zinc
Popular passages
Page 258 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Page 92 - What we claim as our invention, and desire to secure...
Page 43 - Happy is the man that findeth wisdom, and the man that getteth understanding. For the merchandise of it is better than the merchandise of silver, and the gain thereof than fine gold.
Page 153 - Committee appointed to inquire into the merits of the atmospheric system of railway have examined the matters to them referred, and have agreed to the following Report. Your Committee have given their best attention to this interesting subject.
Page 105 - ... constructed and arranged substantially in the manner and for the purpose herein set forth.
Page 305 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 371 - I claim the manner in which the bricks are received, compressed, and delivered ; but what I do claim as my invention, and which I desire to secure by letters patent, is the...
Page 266 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Page 177 - ... with the solid portion of the coal. From the chemical changes which take place in the combination of the hydrogen with oxygen, the bulk of the products is found to be to the bulk of the atmospheric air required to furnish the oxygen, as 10 is to 11.
Page 99 - Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is...