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 67
Page 17
four of which were down the road from Pottsville to Philadelphia , drawing an average load of six hundred and five tons , and four were up the road , drawing , on an average , two hundred and thirty - two tons gross .
four of which were down the road from Pottsville to Philadelphia , drawing an average load of six hundred and five tons , and four were up the road , drawing , on an average , two hundred and thirty - two tons gross .
Page 18
The road at this point runs nearly north and south ; the boiler itself , with its cylinders , dome , and fire - box , was thrown to the north - west , a distance of two hundred and forty - nine feet ; its distance in a perpendicular ...
The road at this point runs nearly north and south ; the boiler itself , with its cylinders , dome , and fire - box , was thrown to the north - west , a distance of two hundred and forty - nine feet ; its distance in a perpendicular ...
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
... of the most capable and trustworthy upon the road , and his character for carefulness and sobriety was such as to forbid the suspicion of any inproper tampering with the valves : we have besides evidence that the valves were free .
... of the most capable and trustworthy upon the road , and his character for carefulness and sobriety was such as to forbid the suspicion of any inproper tampering with the valves : we have besides evidence that the valves were free .
Page 22
While the average of a very extensive series of experiments , made by Mr. Nicolls , the superintendent of the road , with a number of different engines , while they vary very much from engine to engine , give 1 about one hundred and ...
While the average of a very extensive series of experiments , made by Mr. Nicolls , the superintendent of the road , with a number of different engines , while they vary very much from engine to engine , give 1 about one hundred and ...
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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 |