Journal of the Franklin InstituteFranklin Institute, 1842 Vols. 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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Seite 2
... tion concerning all the railroads now in operation and in progress in Austria , I am enabled to commence the present communication with a full description of the internal improvements in that empire , though my notes may not be as ...
... tion concerning all the railroads now in operation and in progress in Austria , I am enabled to commence the present communication with a full description of the internal improvements in that empire , though my notes may not be as ...
Seite 9
... tion of the government . Leading from city to city , they connect all the different parts of the monarchy with each other , and with the adjoining countries , not impeded even by those numerous giant mountains , which seem to put an ...
... tion of the government . Leading from city to city , they connect all the different parts of the monarchy with each other , and with the adjoining countries , not impeded even by those numerous giant mountains , which seem to put an ...
Seite 18
... tion , solid , and so proportioned the walls and lantern above the fundamental solid that if their mass were reduced to a cylindrical shape it would add another solid column of about twenty feet in height ; so that in opposing the ...
... tion , solid , and so proportioned the walls and lantern above the fundamental solid that if their mass were reduced to a cylindrical shape it would add another solid column of about twenty feet in height ; so that in opposing the ...
Seite 19
... tion seaward as may counteract sliding , and prevent the possibility of its overturning upon the harbour angle , for we know that on a level plane , one half the amount of force will overturn a body which is necessary to lift it . In ...
... tion seaward as may counteract sliding , and prevent the possibility of its overturning upon the harbour angle , for we know that on a level plane , one half the amount of force will overturn a body which is necessary to lift it . In ...
Seite 22
... tion of them than has hitherto been attained . The cases of a rail , and of a girder , are to a great degree analogous ; and I have endea- voured to reconcile them so far as their respective functions admit- ted . The first point ...
... tion of them than has hitherto been attained . The cases of a rail , and of a girder , are to a great degree analogous ; and I have endea- voured to reconcile them so far as their respective functions admit- ted . The first point ...
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Seite 172 - 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 130 - 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 132 - The declaration was in the usual form, and the defendants pleaded thereto, first, that they were not guilty; secondly, that the plaintiff was not the...
Seite 174 - 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 351 - Such oath may be made before any person within the United States authorized by law to administer oaths, or, when the applicant resides in a foreign country, before any minister, charge d'affaires, consul, or commercial agent holding commission under the Government of the United States...
Seite 195 - ... but what I do claim, and desire to secure by letters patent, is the peculiar construction of the heat reflecting oven, as described, in combination with the two semi-circular stoves, with funnel-shaped caps, for saving fuel and cooking expeditiously, as before described.
Seite 119 - What I claim as my invention, and which I desire to secure by letters patent, is the...
Seite 261 - After describing the different parts of the machine, he sums up by saying; having thus fully described the nature and operation of my machine for breaking and screening coal, what 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 350 - ... any new and original design for a manufacture, whether of metal or other material or materials ; or any new and original design for the printing of woollen, silk, cotton, or other fabrics; or any new and original design for a bust, statue, or...
Seite 349 - AN ACT In addition to an Act to promote the progress of the Useful Arts, and to Repeal all Acts and parts of Acts heretofore made for that purpose.