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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Results 1-5 of 91
Page 39
... of block printing , and you will acknowledge another important benefit conferred by the scientific skill that has the faculty of readily and simply impressing by unerring machinery the types of so much beauty on the copper roller .
... of block printing , and you will acknowledge another important benefit conferred by the scientific skill that has the faculty of readily and simply impressing by unerring machinery the types of so much beauty on the copper roller .
Page 44
... projecting downwards from a cap plate , ( so formed as to make an entire covering to the whole machine , ) which is guided and kept steady in rotating by means of rollers that embrace a flanch projecting from the outer periphery of ...
... projecting downwards from a cap plate , ( so formed as to make an entire covering to the whole machine , ) which is guided and kept steady in rotating by means of rollers that embrace a flanch projecting from the outer periphery of ...
Page 47
... and is there provided with a roller , which , as the carriage is run back , comes against an inclined guide , by which it is pushed with the log on it ; and , for the purpose of keeping up this action , the inclined guide is ...
... and is there provided with a roller , which , as the carriage is run back , comes against an inclined guide , by which it is pushed with the log on it ; and , for the purpose of keeping up this action , the inclined guide is ...
Page 48
A number of pointed wires are attached to a sliding board , with their points downwards , and to the upper part of the slide there is attached a cord , which passes over a roller , to hold up the slide with its teeth , or wires ...
A number of pointed wires are attached to a sliding board , with their points downwards , and to the upper part of the slide there is attached a cord , which passes over a roller , to hold up the slide with its teeth , or wires ...
Page 52
This is for an alleged improvement on the washer , which consists of two rollers ; the box in which the rollers work is divided into two compartments , an upper and a lower one , by a partition perforated with holes , for the passage of ...
This is for an alleged improvement on the washer , which consists of two rollers ; the box in which the rollers work is divided into two compartments , an upper and a lower one , by a partition perforated with holes , for the passage of ...
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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 |