The Franklin Journal, and American Mechanics' Magazine1842 |
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Seite 1
... given first by Great Britain , and later , on a much larger scale , by the United States of North America , could not fail to attract the attention of other people and governments . The important in- fluence of facilitated internal ...
... given first by Great Britain , and later , on a much larger scale , by the United States of North America , could not fail to attract the attention of other people and governments . The important in- fluence of facilitated internal ...
Seite 23
... given weight of cast iron than of rolled , for the latter does not admit of this modification . Indeed the facility with which the most advantageous form , as deduced from theory , can be imparted to cast iron , constitutes an essential ...
... given weight of cast iron than of rolled , for the latter does not admit of this modification . Indeed the facility with which the most advantageous form , as deduced from theory , can be imparted to cast iron , constitutes an essential ...
Seite 34
... given to the compound , and whether it can be thus made destitute of a crystaline structure , for in the experiments of Bonsdorf , given above , the vege- tation evinced a strong tendency to crystalization , and it appears that the same ...
... given to the compound , and whether it can be thus made destitute of a crystaline structure , for in the experiments of Bonsdorf , given above , the vege- tation evinced a strong tendency to crystalization , and it appears that the same ...
Seite 40
... given point , when it congeals and forms a basic ( two - thirds , ) acetate , which requires a higher temperature for its de- composition . One - third of the acetic acid in the neutral salt is thus decomposed , and there remains a ...
... given point , when it congeals and forms a basic ( two - thirds , ) acetate , which requires a higher temperature for its de- composition . One - third of the acetic acid in the neutral salt is thus decomposed , and there remains a ...
Seite 44
... given in all our treatises on Algebra , for the involution of expressions consisting of several terms to any power , it occurred to me that a more expeditious mode might be devised , and by pursuing the investiga- tion given below , I ...
... given in all our treatises on Algebra , for the involution of expressions consisting of several terms to any power , it occurred to me that a more expeditious mode might be devised , and by pursuing the investiga- tion given below , I ...
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ammonia apparatus applied arrangement attached axle boiler bottom bridge carbonic acid cars cast iron cent centre Certificate of Honorable chimney claim Clear Cloudy combination Committee constructed copper cost curved cylinder described desire to secure diameter driving wheels effect employed experiments feet fire flue frame Franklin Institute furnace heat Honorable Mention horizontal improvement inches invention joint length letters patent lever locomotive lower machine manner manufacture mastic means ment metal miles mode motion nitric acid operation oven oxide pass Pennsylvania Philadelphia pieces pipe piston placed plate present pressure produced puddling furnace purpose quantity rail railroad railway reaction wheel revolving road roller screw secure by letters shaft side slide spring steam stone stove sulphuric acid surface thickness timber tion tons truss tube turbine upper valve velocity vertical vessel water wheels weight white lead whole wrought iron
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Seite 322 - ... any new and original impression or ornament, or to be placed on any article of manufacture, the same being formed in marble or other material, or any new and useful pattern, or print, or picture, to be either worked into or worked on, or printed or painted or cast or otherwise fixed on, any article of manufacture...
Seite 29 - Be it known that I, John Fitch, of Philadelphia, in the county of Philadelphia, the State of Pennsylvania, have invented a new and improved mode of preventing steam-boilers from bursting, and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.
Seite 84 - 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, two reflecting telescopes, made by Mr.
Seite 100 - What I claim as constituting my invention, and desire to secure by letters patent, is the preparing of the puddler's balls as they are delivered from the puddling furnace, or of other similar masses of iron, by causing them to pass between a revolving cylinder and a curved segmental trough adapted thereto, constructed and operating substantially in the manner of that...
Seite 107 - We are of opinion that if the result produced by such a combination is either a new article, or a better article, or a cheaper article to the public, than that produced before by the old method, that such combination is an invention or manufacture intended by the statute, and may well become the subject of a patent.
Seite 236 - 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...
Seite 259 - I claim as new therein, and desire to secure by letters patent is, the manner in which I have arranged and combined with each other Ihe breaking rollers and the screen; the respective parts being formed and operating substantially as herein set forth and made known.
Seite 321 - And be it further enacted, That all patentees and assignees of patents hereafter granted, are hereby required to stamp, engrave, or cause to be stamped or engraved, on each article vended, or offered for sale, the date of the patent; and if any person or persons, patentees or assignees, shall neglect to do so, he, she, or they, shall be liable to the same penalty, to be recovered and disposed of in the manner specified in the foregoing fifth section of this act.
Seite 85 - 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.
Seite 17 - What I claim as my invention, and which I desire to secure by letters patent, is the combination of the conical rim at the bottom of the globe, with the inverted cone regulator, or button, and adjustable cylinder, adapted to, and combined with, the wick case, as set forth.'* • 24.