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 48
... prepared by teeth , forward of the inclined spouts . Claim . " What I claim as my invention , and desire to secure by letters patent , is the combination and arrangement of the perforated hopper , revolving channeled cylinder , and ...
... prepared by teeth , forward of the inclined spouts . Claim . " What I claim as my invention , and desire to secure by letters patent , is the combination and arrangement of the perforated hopper , revolving channeled cylinder , and ...
Page 62
... prepared as per formula No. I , add from one to twenty - five per cent . of protoxide of lead , or of any other oxide , and you will obtain a substance more , or less , inflammable , according to the proportion of oxide which may have ...
... prepared as per formula No. I , add from one to twenty - five per cent . of protoxide of lead , or of any other oxide , and you will obtain a substance more , or less , inflammable , according to the proportion of oxide which may have ...
Page 68
... prepared glass , the pen with which the ink is laid upon the glass being provided with a reservoir attached to the concave part , which takes a supply of ink at each dip . There is a piece of sponge compressed and put in a cup provided ...
... prepared glass , the pen with which the ink is laid upon the glass being provided with a reservoir attached to the concave part , which takes a supply of ink at each dip . There is a piece of sponge compressed and put in a cup provided ...
Page 69
... prepared as set forth , for the casting of the second half ; the mode of procedure in all respects being substantially the same with that above made known . I do not claim the mere manufacturing of hinges by casting the first half , and ...
... prepared as set forth , for the casting of the second half ; the mode of procedure in all respects being substantially the same with that above made known . I do not claim the mere manufacturing of hinges by casting the first half , and ...
Page 73
... prepared drawings of such gearing as he thought suitable for connecting the.engine with the propellers , and these were approved of by Captain Carpenter . The whole of the work , except the propellers , was subsequently executed by the ...
... prepared drawings of such gearing as he thought suitable for connecting the.engine with the propellers , and these were approved of by Captain Carpenter . The whole of the work , except the propellers , was subsequently executed by the ...
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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 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...