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 98.
48. lappuse
... Bar . rose to 30.08 inches . Such a temperature in November is very unusual - from May until this day the Ther . has not been so low , nor the Bar , as high . In December rain began at 8 P. M. on the 6th , and continued moderately until ...
... Bar . rose to 30.08 inches . Such a temperature in November is very unusual - from May until this day the Ther . has not been so low , nor the Bar , as high . In December rain began at 8 P. M. on the 6th , and continued moderately until ...
54. lappuse
... bars are acted upon by loads , which , in the heavier weights , are almost sufficient to produce fracture : yet fracture is not ( except in one instance ) produced , and to what extent the power of resistance may yet be carried is left ...
... bars are acted upon by loads , which , in the heavier weights , are almost sufficient to produce fracture : yet fracture is not ( except in one instance ) produced , and to what extent the power of resistance may yet be carried is left ...
55. lappuse
... bars . I hope shortly to induce my friend Mr. Hodgkinson , Professor Barlow , or some other able mathematician , to ... bars until they were broken , but also to charge them with different weights , and , by alternate heating and cooling ...
... bars . I hope shortly to induce my friend Mr. Hodgkinson , Professor Barlow , or some other able mathematician , to ... bars until they were broken , but also to charge them with different weights , and , by alternate heating and cooling ...
56. lappuse
... bar , Breadth of do . strain under different degrees of temperature . No , 2 Iron , Experiment 3 . No. 2 Iron ... bars 1.00 in . square , and 2 ft . 3 in . between supports . Product Weight deflection power of Breaking Ultimate bX ...
... bar , Breadth of do . strain under different degrees of temperature . No , 2 Iron , Experiment 3 . No. 2 Iron ... bars 1.00 in . square , and 2 ft . 3 in . between supports . Product Weight deflection power of Breaking Ultimate bX ...
57. lappuse
... bar , 1.006 1.010 Breadth of do . 1.009 Distance between sup- Distance between sup- ports , 2 ft . 3 in . ports , 2 ft . 3 in . Temp . Fahr . Permanent Set . inches . Deflection in frost . Weight in lbs . Results reduced to those of bars ...
... bar , 1.006 1.010 Breadth of do . 1.009 Distance between sup- Distance between sup- ports , 2 ft . 3 in . ports , 2 ft . 3 in . Temp . Fahr . Permanent Set . inches . Deflection in frost . Weight in lbs . Results reduced to those of bars ...
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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.