Journal of the Franklin InstituteFranklin Institute, 1851 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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Results 1-5 of 100
Page 11
... equal amount of gain to neu- tralize this loss , by bringing the air into more effective contact with the sides of the tubes ; as the result showed no loss on the whole . Mr. McConnell thought it was certain at least , that the use of ...
... equal amount of gain to neu- tralize this loss , by bringing the air into more effective contact with the sides of the tubes ; as the result showed no loss on the whole . Mr. McConnell thought it was certain at least , that the use of ...
Page 30
... equal to any that has been made at any time in the cotton manu- facture . Hitherto we have , in this kingdom , been greatly dependent upon our foreign importations for supplies of flax ; and while the law im- posed restrictions upon the ...
... equal to any that has been made at any time in the cotton manu- facture . Hitherto we have , in this kingdom , been greatly dependent upon our foreign importations for supplies of flax ; and while the law im- posed restrictions upon the ...
Page 47
... equal to about 20 tons . Therefore 337.5 20 = 16.875 inches decrease in the draft , so that the area of the midship section will be re- duced by the lighter but more efficient machinery , from 670 to 614 feet ; and using the same ...
... equal to about 20 tons . Therefore 337.5 20 = 16.875 inches decrease in the draft , so that the area of the midship section will be re- duced by the lighter but more efficient machinery , from 670 to 614 feet ; and using the same ...
Page 50
... equal in speed the vessel with radial paddles , and of course the one making the greatest number of revolutions consumed the most fuel . I understand Mr. I. to admit the fact as to the number of revolutions , which he ac- counts for ...
... equal in speed the vessel with radial paddles , and of course the one making the greatest number of revolutions consumed the most fuel . I understand Mr. I. to admit the fact as to the number of revolutions , which he ac- counts for ...
Page 58
... equal propriety the journals may be considered the props , and the wheels the loaded parts : if this latter opinion is at all admissible , we then have the load brought much nearer the centre of the axle than in the case where the ...
... equal propriety the journals may be considered the props , and the wheels the loaded parts : if this latter opinion is at all admissible , we then have the load brought much nearer the centre of the axle than in the case where the ...
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action angle apparatus applied arrangement attached axis bituminous blades blast blast furnace boiler carriage cast iron cent centre centrifugal force chord circuit claim therein coal combination condenser connected connexion construction Coulaine cubic curved cutters cylinder deflexion diameter distance effect electric telegraph electricity engine equal experiments feet flues force frame Franklin Institute furnace generatrix gutta percha heat Improvement increased indicator diagrams invention consists Journal length lever machine magnet manner mastic material means metal miles motion operation paddle passing patent pipe piston placed plane plate present pressure produced propeller proportion pump purpose rails railway revolutions per minute roadway rollers screw shaft side slide spring square inch steam steam engine steamers Stoves stroke substantially as described surface tangential angle telegraph temperature thickness tion tons tube valve velocity vertical vessel weight wheel wire wrought iron York