Journal of the Franklin InstituteFranklin Institute, 1844 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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1.–5. rezultāts no 87.
15. lappuse
... shafts for the work , it was found that at the level of the top of the tunnel , the ground assumed the character of a quicksand , saturated with water , in such quantity that it could not be reduced by manual labor . Under these ...
... shafts for the work , it was found that at the level of the top of the tunnel , the ground assumed the character of a quicksand , saturated with water , in such quantity that it could not be reduced by manual labor . Under these ...
90. lappuse
... shaft put a small drum , and suspend a heavy weight , that has to be wound up over it . By comparing the work done in a given time with the same amount of steam from the boiler , ( at an equal pressure in either case , ) it will be ...
... shaft put a small drum , and suspend a heavy weight , that has to be wound up over it . By comparing the work done in a given time with the same amount of steam from the boiler , ( at an equal pressure in either case , ) it will be ...
91. lappuse
... shaft has been closely experimented on , and it has been found that an inclination varying from sixty to seventy ... shaft . C - The opening or space in dead wood . D - Propeller shaft . E - Solid stern - post . F - Dead wood of the ...
... shaft has been closely experimented on , and it has been found that an inclination varying from sixty to seventy ... shaft . C - The opening or space in dead wood . D - Propeller shaft . E - Solid stern - post . F - Dead wood of the ...
95. lappuse
... shaft at an angle of 45 ° , and placed in the bow of the boat . 1826. Nov. 18 ; Mr. Bennet Woodcroft , of Manchester , patented certain " improvements in wheels and paddles for propelling boats , " the nature of which improvements is ...
... shaft at an angle of 45 ° , and placed in the bow of the boat . 1826. Nov. 18 ; Mr. Bennet Woodcroft , of Manchester , patented certain " improvements in wheels and paddles for propelling boats , " the nature of which improvements is ...
97. lappuse
... shaft , placed in the after part of the keel , forwards of the rudder - post , which inclined planes ( are to ) work in the water below the water line , in an opening formed in the dead - wood of the vessel , " & c . 1830 , June 13 ...
... shaft , placed in the after part of the keel , forwards of the rudder - post , which inclined planes ( are to ) work in the water below the water line , in an opening formed in the dead - wood of the vessel , " & c . 1830 , June 13 ...
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acid angle apparatus appears application arranged atmospheric railway bars benzoic acid boiler bottom cane sugar carbonic carbonic acid cast-iron centre Certificate of Honorable chamber claim coal color combination committee consists constructed containing copper cylinder deposited described diameter effect employed exhibited experiments feet fire flue Franklin Institute friction furnace glass heat hippuric acid Honorable Mention improvement inches inclined inclined plane invention iron length letters patent lever lime loam machine madder manner manufacture mass means metal miles mode motion mould obtained operation oxide paper passes Philadelphia pieces pipe piston placed plane plate potash pressure produced propeller puddling furnace purpose pyramid quantity railway rollers rope screw Sebastian Cabot secure by letters shaft side solution specific gravity specimens steam engine stone substances sugar surface temperature tion tons tube upper valve velocity vessel weight wheel wire wrought-iron York zinc
Populāri fragmenti
304. lappuse - Office a written description of the same, and of the manner and process of making, constructing, compounding, and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art or science to which it appertains, or with which it is most nearly connected, to make, construct, compound, and use the same...
379. lappuse - Pennsylvania, and in no other place, or places ; the same to be held and enjoyed by the said John Doe, for his own use and behoof, and for the use and behoof of his legal representatives, to the full end of the term for which said letters patent are, or may be, granted...
234. lappuse - What we claim as our invention, and desire to secure...
303. lappuse - Ibid. sec. 4. avoiding unnecessary prolixity, as to enable any person skilled in the art or science to which it appertains, or with which it is most nearly connected, to make, construct, compound, and use the same...
312. lappuse - ... receive a patent for his invention, as specified in his claim, or for any part thereof, as the facts in the case may appear. And such adjudication, if it be in favor of the right of the applicant, shall authorize the commissioner to issue such patent on the applicant filing in the Patent Office a copy of the adjudication and otherwise complying with the requirements of law.
312. lappuse - Commissioner, with a certificate of his proceedings and decision, which shall be entered of record in the Patent Office ; and such decision, so certified, shall govern the further proceedings of the Commissioner in such case : Provided however, That no opinion or decision of the judge in any such case shall preclude any person interested in favor...
230. lappuse - What I claim, therefore, as my invention, and for which I ask a patent, is, the...
302. lappuse - That any person or persons having discovered or invented any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement on any art, machine, manufacture, or composition of matter, not known or used by others before his or their discovery or invention thereof, and not, at the time of his application for a patent, in public use or on sale, with his consent or allowance, as the inventor or discoverer...
377. lappuse - 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...
243. lappuse - Newton's fusible metal, composed of 8 parts of bismuth, 5 of lead, and 3 of tin.