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] |
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Page 5
... employed , are called re- acting machines . A gas passing rapidly through the bent tube A , B , G , would produce the same effects as the water : the tube would be at rest while the gas escaped in the direction B , G ; on the contrary ...
... employed , are called re- acting machines . A gas passing rapidly through the bent tube A , B , G , would produce the same effects as the water : the tube would be at rest while the gas escaped in the direction B , G ; on the contrary ...
Page 10
... employed for strengthening . TRANS . * I borrow this quotation from one of the curious historical articles so rich in erudi- tion , which M. Montgéry has published upon machines , in which fire is in any man- ner employed , and I have ...
... employed for strengthening . TRANS . * I borrow this quotation from one of the curious historical articles so rich in erudi- tion , which M. Montgéry has published upon machines , in which fire is in any man- ner employed , and I have ...
Page 11
... employed him in many diplomatic missions . His country- men assure us , that he was , at the same time , secretary to Thurlow and notoriously a spy of the king . At the restoration , Charles II made him a baronet . Morland employ- ed ...
... employed him in many diplomatic missions . His country- men assure us , that he was , at the same time , secretary to Thurlow and notoriously a spy of the king . At the restoration , Charles II made him a baronet . Morland employ- ed ...
Page 13
... employing for that purpose a hydraulic wheel which would have set the piston of a common suction pump in motion . When the water course employed to set this wheel in motion should be too far from the machine , he proposed to connect it ...
... employing for that purpose a hydraulic wheel which would have set the piston of a common suction pump in motion . When the water course employed to set this wheel in motion should be too far from the machine , he proposed to connect it ...
Page 17
... employed a third vessel , which filled with liquid , while the second was emptying , and reciprocally , that the ... employing steam as Savery did , at least 11ths is condensed , either by the sides of the second , or third , vessel , or ...
... employed a third vessel , which filled with liquid , while the second was emptying , and reciprocally , that the ... employing steam as Savery did , at least 11ths is condensed , either by the sides of the second , or third , vessel , 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
Popular passages
Page 115 - 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.
Page 289 - 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.
Page 102 - 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.
Page 29 - 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...
Page 22 - 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.
Page 83 - 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.
Page 305 - 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...
Page 11 - 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...
Page 29 - 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.
Page 29 - The specifications and claim in every such case shall be subject to revision and restriction in the same manner as original applications are.