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] |
From inside the book
Results 1-5 of 96
Page 5
... when there is an extremely light current of air moving from the bell towards the ear ; but if the wind be strong , the component parts of the air are deranged , and sound is not heard so intensely , distinctly , or distantly .
... when there is an extremely light current of air moving from the bell towards the ear ; but if the wind be strong , the component parts of the air are deranged , and sound is not heard so intensely , distinctly , or distantly .
Page 47
The moving of the slide is effected by an arm that extends from and beyond the end of the tail block slide , provided ... which is again moved laterally towards the carriage the required distance for another and similar set , as the ...
The moving of the slide is effected by an arm that extends from and beyond the end of the tail block slide , provided ... which is again moved laterally towards the carriage the required distance for another and similar set , as the ...
Page 48
... with one end of a trigger lever , the other end resting on the surface of the ground , so that the moving of the earth by the mole shall liberate the fly lever , and permit the slide with the pointed wires to fall on to the mole .
... with one end of a trigger lever , the other end resting on the surface of the ground , so that the moving of the earth by the mole shall liberate the fly lever , and permit the slide with the pointed wires to fall on to the mole .
Page 59
The team can be attached to staples on either side of the end hinge , as occasion may require the earth to be removed to one side , or the other , and when the earth is to be moved forward the team is to be attached to the wide end .
The team can be attached to staples on either side of the end hinge , as occasion may require the earth to be removed to one side , or the other , and when the earth is to be moved forward the team is to be attached to the wide end .
Page 61
... the screw by means of the lever , pall , and ratchet , the shaft being moved in a lateral direction by the pinion on said mandrel ; the whole being constructed , combined , and arranged in the manner and for the purpose described .
... the screw by means of the lever , pall , and ratchet , the shaft being moved in a lateral direction by the pinion on said mandrel ; the whole being constructed , combined , and arranged in the manner and for the purpose 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 |