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 1
It is remarkable with what devoted assiduity men of science apply themselves to discover the cause of some peculiar phenomenon in nature , which , to many , appears of little importance , and may , by the rudest mechanic ...
It is remarkable with what devoted assiduity men of science apply themselves to discover the cause of some peculiar phenomenon in nature , which , to many , appears of little importance , and may , by the rudest mechanic ...
Page 4
in various directions , strike upon , oppose each other , and from this cause also lessen the sound . If the ear be near to such rough surfaces , they occasion harsh sound to be transmitted to the nerve of hearing ; but at a little ...
in various directions , strike upon , oppose each other , and from this cause also lessen the sound . If the ear be near to such rough surfaces , they occasion harsh sound to be transmitted to the nerve of hearing ; but at a little ...
Page 8
Extraneous sounds may also be operated on by means of rough , or angular , surfaces , so as to cause the particles in the atmosphere to act in opposition to each other , in order to break and divide sound , and thus prevent it froin ...
Extraneous sounds may also be operated on by means of rough , or angular , surfaces , so as to cause the particles in the atmosphere to act in opposition to each other , in order to break and divide sound , and thus prevent it froin ...
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
... and the ends of the bridge - bars , the iron was not , in fact , subjected to a force in the direction of its length , but to a twist and cross strain , which might cause it to yield to a less force than that stated above .
... and the ends of the bridge - bars , the iron was not , in fact , subjected to a force in the direction of its length , but to a twist and cross strain , which might cause it to yield to a less force than that stated above .
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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 |