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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Page 13
... side bays of the gate , and it reached seventy - one per cent . , when we used only that of the middle , * ( see series A , B. ) IV . For an expense of ( 300 litres ) 18,300 cubic inches , there is not much difference between the use of ...
... side bays of the gate , and it reached seventy - one per cent . , when we used only that of the middle , * ( see series A , B. ) IV . For an expense of ( 300 litres ) 18,300 cubic inches , there is not much difference between the use of ...
Page 47
... sides as to leave a chamber into and through which steam , or water , is to be conducted for the purpose of ... side of the carriage , and is there provided with a roller , which , as the carriage is run back , comes against an ...
... sides as to leave a chamber into and through which steam , or water , is to be conducted for the purpose of ... side of the carriage , and is there provided with a roller , which , as the carriage is run back , comes against an ...
Page 59
... side pieces are armed with iron . The team can be attached to staples on either side of the end hinge , as occasion may require the earth to be removed to one side , or the other , and when the earth is to be moved forward the team ...
... side pieces are armed with iron . The team can be attached to staples on either side of the end hinge , as occasion may require the earth to be removed to one side , or the other , and when the earth is to be moved forward the team ...
Page 61
... side of the hand - wheel there is a cog - wheel for the purpose of run- ning back the drill , by means of a cog - wheel on the driving - shaft below it , and on the other side a face ratchet connected with a lever , which is actuated by ...
... side of the hand - wheel there is a cog - wheel for the purpose of run- ning back the drill , by means of a cog - wheel on the driving - shaft below it , and on the other side a face ratchet connected with a lever , which is actuated by ...
Page 69
... sides extend up , forming flanches on the back , or that side opposite the one on the chain , to form a conduit for directing the water of the next bucket into the shoot , as it begins to turn over the upper drum , and thus save much ...
... sides extend up , forming flanches on the back , or that side opposite the one on the chain , to form a conduit for directing the water of the next bucket into the shoot , as it begins to turn over the upper drum , and thus save much ...
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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.-"What I 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 oven oxide pass Philadelphia piece pipe piston placed plate present pressure produced puddling furnace purpose quantity rails railway rollers screw secure by letters shaft side slide solution 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 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...