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 56
Page 26
... moved ? what maximum load had it carried , and what pressure of steam had it borne ? 2. What was the exact objection to the engine , for which it was withdrawn ? where was it altered , and how long was it before it again came upon the ...
... moved ? what maximum load had it carried , and what pressure of steam had it borne ? 2. What was the exact objection to the engine , for which it was withdrawn ? where was it altered , and how long was it before it again came upon the ...
Page 47
... moved laterally towards the carriage the required dis- tance for another and similar set , as the carriage advances towards the saw , by means of a latch , or other similar appendage , in contact with an inclined gauge , or adjustable ...
... moved laterally towards the carriage the required dis- tance for another and similar set , as the carriage advances towards the saw , by means of a latch , or other similar appendage , in contact with an inclined gauge , or adjustable ...
Page 59
... moved forward the team is to be attached to the wide end . There is a piece , called the gate , hinged to the back end of either of the side pieces at pleasure , and provided with a handle to enable the operator to change its position ...
... moved forward the team is to be attached to the wide end . There is a piece , called the gate , hinged to the back end of either of the side pieces at pleasure , and provided with a handle to enable the operator to change its position ...
Page 61
... moved in a lateral direction by the pinion on said mandrel ; the whole being con- structed , combined , and arranged in the manner and for the purpose described . I also claim the piece ( for holding the pall , ) in combina- tion with ...
... moved in a lateral direction by the pinion on said mandrel ; the whole being con- structed , combined , and arranged in the manner and for the purpose described . I also claim the piece ( for holding the pall , ) in combina- tion with ...
Page 76
... moved by horse power , without the continued employment of six horses , with the requisite relays for changing these , and at least twenty - four men on board the boats . Independently of Mr. Davies ' arrangements for applying steam ...
... moved by horse power , without the continued employment of six horses , with the requisite relays for changing these , and at least twenty - four men on board the boats . Independently of Mr. Davies ' arrangements for applying steam ...
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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...