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 1-5 of 100
Page 29
... tube two inches below . T. Loeser , clerk at depot . - Mr . Ward complained to him on several trips , that his pumps worked badly , and gave him much trouble . Rigg , assistant clerk . - Was at depot taking account of cars ; the rain ...
... tube two inches below . T. Loeser , clerk at depot . - Mr . Ward complained to him on several trips , that his pumps worked badly , and gave him much trouble . Rigg , assistant clerk . - Was at depot taking account of cars ; the rain ...
Page 45
... tube proceeding from the cock , as set forth , for the purpose of drawing off the volatile oil , without allowing of the escape of gas . " 3. For an improvement on the machine for computing Interest , measuring Lumber , and for other ...
... tube proceeding from the cock , as set forth , for the purpose of drawing off the volatile oil , without allowing of the escape of gas . " 3. For an improvement on the machine for computing Interest , measuring Lumber , and for other ...
Page 54
... tube , ( designated in the following claim by the letter a , ) and by another tube ( 6 , ) with a hand pump , in a main reservoir in the pedestal of the lamp , by which the oil is forced up into the distributing reservoir . There is ...
... tube , ( designated in the following claim by the letter a , ) and by another tube ( 6 , ) with a hand pump , in a main reservoir in the pedestal of the lamp , by which the oil is forced up into the distributing reservoir . There is ...
Page 64
... tube and current directed horizontally over the top of the upper feed- ing roller , and against the combing cylinder ... tubes which are to pass through the floor , and are to be connected respectively to the barrels , or other ...
... tube and current directed horizontally over the top of the upper feed- ing roller , and against the combing cylinder ... tubes which are to pass through the floor , and are to be connected respectively to the barrels , or other ...
Page 66
... tube , or pipe , to cause the sand to be discharged from the inner tube , a strong current of air , either heated , or not , may be forced through the outer tube , and that a like mechanical effect would be thereby produced . Such a ...
... tube , or pipe , to cause the sand to be discharged from the inner tube , a strong current of air , either heated , or not , may be forced through the outer tube , and that a like mechanical effect would be thereby produced . Such a ...
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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...