Journal of the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patent InventionsFranklin Institute, 1840 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] |
No grāmatas satura
1.–5. rezultāts no 100.
5. lappuse
... given of his little apparatus , two tubes are seen like that which I have just described . They form the opposite prolon- gations of the same diameter , and their lateral openings are so disposed as to make the sphere turn in the same ...
... given of his little apparatus , two tubes are seen like that which I have just described . They form the opposite prolon- gations of the same diameter , and their lateral openings are so disposed as to make the sphere turn in the same ...
20. lappuse
... given an account , the princi- ple of an improvement which is still found in the engines of the present time ; but tradition gives us no information upon this subject . [ TO BE CONTINUED . ] Notices of the advancement of Mineralogy in ...
... given an account , the princi- ple of an improvement which is still found in the engines of the present time ; but tradition gives us no information upon this subject . [ TO BE CONTINUED . ] Notices of the advancement of Mineralogy in ...
23. lappuse
... given length of excavation or embankment . No. 2 : By Geometrical Average .-- Multiply the sum of the end areas , and the square root of their product , by the distance apart , and divide the product by 9 and by 9. The result will be ...
... given length of excavation or embankment . No. 2 : By Geometrical Average .-- Multiply the sum of the end areas , and the square root of their product , by the distance apart , and divide the product by 9 and by 9. The result will be ...
24. lappuse
... given length of excavation or em- bankment is a solid bounded laterally by plane surfaces , and terminated at both ends by transverse sections , or planes , perpendicular to the centre or guiding line of the excavation or embankment ...
... given length of excavation or em- bankment is a solid bounded laterally by plane surfaces , and terminated at both ends by transverse sections , or planes , perpendicular to the centre or guiding line of the excavation or embankment ...
27. lappuse
... given portion of excavation or embankment be composed of any number of the solids named , the area of one end section will equal the sum of the areas of the bases or tops of those solids , the other end area the sum of their tops or ...
... given portion of excavation or embankment be composed of any number of the solids named , the area of one end section will equal the sum of the areas of the bases or tops of those solids , the other end area the sum of their tops or ...
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ammonia apparatus applied arrangement atmosphere bars bitumen boiler canal carbonic acid carriage cast iron cent Certificate of Honourable claim Clear-do Cloudy-do coal colour combination Committee consists construction containing copper cost cylinder described diameter distance dollars effect employed equal exhibited experiments Fahrenheit feet Franklin Institute friction frustrum furnace glass heat Honourable Mention improvement inches inclined plane increase invention iron labour length lever lime liquid locomotive machine magnesia manner manufacture matter means metal miles mode motion nitric acid obtained operation oxide Papin passing patent Pennsylvania Philadelphia piece pipe piston placed plate portion potash pressure produced puddling furnace purpose quantity railroads rails railway resistance revolving road rollers screw shaft side silver solution specimens steam engine stone stroke engine sulphate sulphuric sulphuric acid surface temperature tion tube valve vessel wages weight wheels white lead whole wood zinc
Populāri fragmenti
115. 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 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.
289. lappuse - General, who is a member of the Cabinet of the President of the United States: but, like the other cabinet officers, receives only the moderate salary of 6000 dollars.
102. 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.
29. lappuse - Whenever, through inadvertence, accident, or mistake. and without any fraudulent or deceptive intention, a patentee has claimed more than that of which he was the original or first inventor or discoverer...
22. 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.
83. lappuse - A description and draught of a new-invented machine for carrying vessels or ships out of or into any harbour, port, or river, against wind or tide, or in a calm.
305. lappuse - Now know ye, that in compliance with the said proviso, I, the said William Graham, do hereby declare the nature of the said invention, and the manner in which the same is to be performed...
11. lappuse - I have taken a piece of a whole cannon, whereof the end was burst, and filled it three quarters full of water, stopping and screwing up the broken end, as also the touchhole, and making a constant fire under it ; within twenty-four hours it burst, and made a great crack...
29. lappuse - Office; and it shall thereafter be considered as part of the original specification to the extent of the interest possessed by the claimant and by those claiming under him after the record thereof.
29. lappuse - The specifications and claim in every such case shall be subject to revision and restriction in the same manner as original applications are.