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 6
In different phenomena , causes and effects vary ; but , reasoning by analogy between hearing and sight , I would remark , in regard to the faculty of vision , that , if the atom in the finest metal must have its own atmosphere to ...
In different phenomena , causes and effects vary ; but , reasoning by analogy between hearing and sight , I would remark , in regard to the faculty of vision , that , if the atom in the finest metal must have its own atmosphere to ...
Page 51
What I claim as my invention , is the making of life preservers , buoys , rafts , and other articles for buoyant purposes , by distending the air bag with a helical spring , or with separate hoops , or rings , of iron , or other metal ...
What I claim as my invention , is the making of life preservers , buoys , rafts , and other articles for buoyant purposes , by distending the air bag with a helical spring , or with separate hoops , or rings , of iron , or other metal ...
Page 56
... and , consequently , the drying a way of oil , and wear of the rubbing surfaces , and the necessity of frequent oiling , using for the reservoir any material suitable , and any composition of metal for the bearings . ” > 25.
... and , consequently , the drying a way of oil , and wear of the rubbing surfaces , and the necessity of frequent oiling , using for the reservoir any material suitable , and any composition of metal for the bearings . ” > 25.
Page 64
Secondly , I claim forming the teeth of the combining cylinder of plates of metal , instead of from wires , inserted into a metallic strip , as heretofore practiced ; said metallic plates being attached to the cylinder by screws ...
Secondly , I claim forming the teeth of the combining cylinder of plates of metal , instead of from wires , inserted into a metallic strip , as heretofore practiced ; said metallic plates being attached to the cylinder by screws ...
Page 66
... the scrapers , or ploughs , for cleaning the rails from snow , or other foreign matter , said scrapers being attached to elastic arms of metal , and otherwise formed , arranged , combined , and governed in the manner described .
... the scrapers , or ploughs , for cleaning the rails from snow , or other foreign matter , said scrapers being attached to elastic arms of metal , and otherwise formed , arranged , combined , and governed in the manner described .
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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 |