Journal of the Franklin InstitutePergamon Press, 1849 |
No grāmatas satura
1.–5. rezultāts no 24.
122. lappuse
... propeller received therein , and charged with explosive materials , in combination with a shot and bomb proof steam propeller , having a semi- eleptical covering , for glancing the balls of the enemy ; to which it is at- tached , for ...
... propeller received therein , and charged with explosive materials , in combination with a shot and bomb proof steam propeller , having a semi- eleptical covering , for glancing the balls of the enemy ; to which it is at- tached , for ...
187. lappuse
... propeller when not required to be reversed , as set forth . I also claim , in combination with the reciprocating bar to which are attached springs , the projections on the wings of a propeller , when said springs are employed to deaden ...
... propeller when not required to be reversed , as set forth . I also claim , in combination with the reciprocating bar to which are attached springs , the projections on the wings of a propeller , when said springs are employed to deaden ...
231. lappuse
... Propellers for Sea Steamers . As this city is justly entitled to the credit of having done more to intro- duce the screw propeller to the public than any other , it is but just that some of the numerous patentees of that article who ...
... Propellers for Sea Steamers . As this city is justly entitled to the credit of having done more to intro- duce the screw propeller to the public than any other , it is but just that some of the numerous patentees of that article who ...
232. lappuse
... propellers at any time , and in head winds , with heavy sea , a propeller was not good for much ; that our " Columbus " was often seen beating at sea , ( when the wind was ahead , ) like a ship , and much more of the same tenor , and ...
... propellers at any time , and in head winds , with heavy sea , a propeller was not good for much ; that our " Columbus " was often seen beating at sea , ( when the wind was ahead , ) like a ship , and much more of the same tenor , and ...
328. lappuse
... Propeller . The question of the relative merits of the side wheel and screw propeller , as methods of applying steam power to the purposes of navigation , is one which has of late years engrossed much attention from Engineers , and ...
... Propeller . The question of the relative merits of the side wheel and screw propeller , as methods of applying steam power to the purposes of navigation , is one which has of late years engrossed much attention from Engineers , and ...
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anthracite coal apparatus application April April 17 attached axle Baltimore boiler bolt carbonic acid carriage catoptric chamber City claim the combination combustion committee connected connexion constructed and arranged cutter cylinder deflexion deposited described diameter Dioptric effect electricity engine exhibited February 20 feet fire flue frame Franklin Institute fuel furnace gases groove heat horizontal hydrogen improvement consists inches invention consists iron judges lamp lever light machine machinery manner set manufacture March 27 Massachusetts means metal Middlesex county miles mode motion movable Ohio oven pass patentee says patentee says,-"The nature Pennsylvania Philadelphia pipe plane plate pressure propeller purpose set quantity rail Railroad railway reflectors revolving road rollers screw Second Premium September 19 shaft side sliding spring steam stove substantially as set surface Third Premium tion tons tube U. S. Patent Office valve vessel weight wheel wire wood York
Populāri fragmenti
213. lappuse - Having thus described the nature of my invention, and the manner in which the same is to be performed, I would have it understood that I do not confine myself to the...
164. lappuse - 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.
334. lappuse - Schools, in which the Definitions and Rules of Geometry are familiarly explained ; the Practical Problems are arranged, from the most simple to the more complex, and in their description technicalities are avoided as much as possible.
65. lappuse - 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.
57. lappuse - And it shall be the duty of said chief justice, on petition, to hear and determine all such appeals, and to revise such decisions in a summary way, on the evidence produced before the Commissioner, at such early and convenient time as he may appoint, first notifying the Commissioner of the time and place of hearing, whose duty it shall be to give notice thereof to all parties who appear to be interested therein, in such manner as said judge shall prescribe. The Commissioner shall also lay before...
57. lappuse - That whenever an application shall be made for a patent, which, in the opinion of the commissioner, would interfere with any other patent for which an application may be pending, or with any unexpired patent which shall have been granted, it shall be the duty of the commissioner to give notice thereof to such applicants, or patentees, as the case may be ; and if either shall be dissatisfied with the decision of the commissioner on the question of priority of right or invention, on a hearing thereof...
57. lappuse - When an appeal is taken to the Supreme Court of the District of Columbia, the appellant shall give notice thereof to the Commissioner, and file in the Patent Office, within such time as the Commissioner shall appoint, his reasons of appeal, specifically set forth in writing.
323. lappuse - Let P be the point of equal attraction between any planet and the one next interior, the two being in conjunction ; P', that between the same and the one next exterior. Let also D = the sum of the distances of the points P, P...
57. lappuse - ... either shall be dissatisfied with the decision of the Commissioner on the question of priority of right or invention, on a hearing thereof, he may appeal from such decision, on the like terms and conditions as are provided in the preceding section of this act; and the like proceedings shall be had, to determine which or whether either of the applicants is entitled to receive a patent as prayed for.
58. lappuse - Commissioner shall also lay before the said judge all the original papers and evidence in the case, together with the grounds of his decision, fully set forth in writing, touching all the points involved by the reasons of appeal, to which the revision shall be confined.