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 24
If then he threw on the other pump , and this acted properly , he should have a sheet of water suddenly rising , upon the overheated surface of the crown - plate , and a condition of things existing exactly such as to give rise to a ...
If then he threw on the other pump , and this acted properly , he should have a sheet of water suddenly rising , upon the overheated surface of the crown - plate , and a condition of things existing exactly such as to give rise to a ...
Page 44
The planet wheels turn on , and are carried around the central shaft by studs 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 ...
The planet wheels turn on , and are carried around the central shaft by studs 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 ...
Page 55
The brush to be trimmed is placed on two guide rails made adjustable , to regnlate the length of the bristles ; and below this is a plate with V shaped teeth , made sharp at the sides , and below this , and in contact with it , there is ...
The brush to be trimmed is placed on two guide rails made adjustable , to regnlate the length of the bristles ; and below this is a plate with V shaped teeth , made sharp at the sides , and below this , and in contact with it , there is ...
Page 77
We refer to the coverings of the roofs with cast - iron plates of a thin section , and galvanized by a process now admitted to present the best a yet discovered means of protecting iron work exposed to the air and weather from their ...
We refer to the coverings of the roofs with cast - iron plates of a thin section , and galvanized by a process now admitted to present the best a yet discovered means of protecting iron work exposed to the air and weather from their ...
Page 78
... are , when formed in iron , and cast as parts of the plates themselves , not liable to injury by any ordinary means ... plate being firmly secured by screws and snugs to the rafters on which they lie , a greater degree of lateral ...
... are , when formed in iron , and cast as parts of the plates themselves , not liable to injury by any ordinary means ... plate being firmly secured by screws and snugs to the rafters on which they lie , a greater degree of lateral ...
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acid action amount apparatus appears applied arrangement attached body boiler bottom carried cast cause cent claim close coal color combination committee connected consists constructed containing cylinder deposited described desire direction distance effect employed engine equal exhibited experiments feet fire force frame furnace give given glass hand heat hour improvement inches increase invention iron joint known length less letters lever light lower machine manner manufacture material means metal method miles mode moved nature observed obtained operation pass patent piece pipe placed plate position Premium prepared present pressure produced proportion quantity railway receive road rollers screw secure shaft side slide solution spring steam substantially sufficient sugar surface temperature Third tion tube turning upper valve vessel weight wheel whole wood York
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 |