Journal of the Franklin Institute, Volume 9Vols. 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 3
The greatest repelling force is , no doubt , in one direction , but the matter that gives effect to sound passes , in a certain degree , in all directions ; the particles in the atmosphere impinging on a rough surface , press in various ...
The greatest repelling force is , no doubt , in one direction , but the matter that gives effect to sound passes , in a certain degree , in all directions ; the particles in the atmosphere impinging on a rough surface , press in various ...
Page 13
It will be perceived that the clear length of bucket in this wheel is about 124 feet ; and that its available force with the entire gate drawn down 0.20 metres , or .656 feet , is about 18 horse power . * This and the preceding prove ...
It will be perceived that the clear length of bucket in this wheel is about 124 feet ; and that its available force with the entire gate drawn down 0.20 metres , or .656 feet , is about 18 horse power . * This and the preceding prove ...
Page 19
The condition of the boiler gave signal evidence of the energy of the force which had caused the accident . The crown of the fire - box had been torn off just inside of its edges , and outside of the ends of the bridge - bars : this ...
The condition of the boiler gave signal evidence of the energy of the force which had caused the accident . The crown of the fire - box had been torn off just inside of its edges , and outside of the ends of the bridge - bars : this ...
Page 20
The ash - pan had been driven down upon the track with such force as to mould itself over one of the sills of the road , whilst its upper surface was marked by the indentations made by the grate - bars when driven down upon it .
The ash - pan had been driven down upon the track with such force as to mould itself over one of the sills of the road , whilst its upper surface was marked by the indentations made by the grate - bars when driven down upon it .
Page 21
... not the slow and gradual rise of the pressure of the steam to a force which the engine was unable to bear - a force , be it remarked , not easily obtained upon a well built engine while in motion — but rather the action of a force ...
... not the slow and gradual rise of the pressure of the steam to a force which the engine was unable to bear - a force , be it remarked , not easily obtained upon a well built engine while in motion — but rather the action of a force ...
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acid action amount apparatus appears applied arrangement attached body boiler bottom carried cast cause cent claim close coal color combination committee connected consists constructed containing cylinder deposited described desire direction distance effect employed engine equal exhibited experiments feet fire force frame furnace give given glass hand heat hour improvement inches increase invention iron joint known length less letters lever light lower machine manner manufacture material means metal method miles mode moved nature observed obtained operation pass patent piece pipe placed plate position Premium prepared present pressure produced proportion quantity railway receive road rollers screw secure shaft side slide solution spring steam substantially sufficient sugar surface temperature Third tion tube turning upper valve vessel weight wheel whole wood York
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...
Bibliographic information
| Title | Journal of the Franklin Institute, Volume 9 Volumes 282-287 of American periodical series, 1800-1850 |
| Contributor | Franklin Institute (Philadelphia, Pa.) |
| Publisher | Pergamon Press, 1845 |
| Original from | the University of Michigan |
| Digitized | 11 Sep 2007 |
| Export Citation | BiBTeX EndNote RefMan |