The Franklin Journal, and American Mechanics' Magazine1842 |
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Seite 44
... cause of this change of colour , as sulphuretted hydrogen affects the carbonate less than the hydrate . That this view is correct is shown from the great tendency to become yellow possessed by the compound containing one atom each of ...
... cause of this change of colour , as sulphuretted hydrogen affects the carbonate less than the hydrate . That this view is correct is shown from the great tendency to become yellow possessed by the compound containing one atom each of ...
Seite 61
... cause the whole of the heated air generated in combustion to pass over the oven , in a flue space between it and the boilers , or other cooking utensils situated above it ; whilst I heat the lower part of the oven by con- structing the ...
... cause the whole of the heated air generated in combustion to pass over the oven , in a flue space between it and the boilers , or other cooking utensils situated above it ; whilst I heat the lower part of the oven by con- structing the ...
Seite 66
... cause . In the operation of casting , the metal sometimes becomes faulty in " the interior , and such faults are extended in the act of drawing , and are not shown on the surface . The drawn pipes are usually from ten to sixteen feet ...
... cause . In the operation of casting , the metal sometimes becomes faulty in " the interior , and such faults are extended in the act of drawing , and are not shown on the surface . The drawn pipes are usually from ten to sixteen feet ...
Seite 67
... cause , be there collected ; and as it answers the intended purpose well , I have no doubt that the wood - cut , and its descriptive account , will be gratifying to many of your readers . " In the wood - cut a be represent a part of the ...
... cause , be there collected ; and as it answers the intended purpose well , I have no doubt that the wood - cut , and its descriptive account , will be gratifying to many of your readers . " In the wood - cut a be represent a part of the ...
Seite 85
... cause , destroyed between the stations , it could not otherwise be com- municated to the cars , but by resorting to that reserved power sug- gested , but not explained , to the Committee . It should be observed that the inventor ...
... cause , destroyed between the stations , it could not otherwise be com- municated to the cars , but by resorting to that reserved power sug- gested , but not explained , to the Committee . It should be observed that the inventor ...
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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.