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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Page 10
... cause all the particles of air to come in contact with the sides of the pipes , and the air was found to be heated much more efficiently by these bent pipes than by straight pipes . Mr. Allan said he had tried an engine with a 4 - inch ...
... cause all the particles of air to come in contact with the sides of the pipes , and the air was found to be heated much more efficiently by these bent pipes than by straight pipes . Mr. Allan said he had tried an engine with a 4 - inch ...
Page 11
... cause a loss of power to the engine from the increased resistance to the blast . He thought , therefore , the rods must have caused an equal amount of gain to neu- tralize this loss , by bringing the air into more effective contact with ...
... cause a loss of power to the engine from the increased resistance to the blast . He thought , therefore , the rods must have caused an equal amount of gain to neu- tralize this loss , by bringing the air into more effective contact with ...
Page 13
... cause the pressure on the types , or the inking of the same . " 7th , I claim the combination of the bob , whose fall produces the pressure on the types , with a contrivance by which , after the blow is given , a second blow or ...
... cause the pressure on the types , or the inking of the same . " 7th , I claim the combination of the bob , whose fall produces the pressure on the types , with a contrivance by which , after the blow is given , a second blow or ...
Page 15
... cause an upward current , which is connected with the warm air pipes leading to the apartments , by means of which a constant and pure supply of air is insured , and the heat greatly economised . " 31. For an Improvement in Corn ...
... cause an upward current , which is connected with the warm air pipes leading to the apartments , by means of which a constant and pure supply of air is insured , and the heat greatly economised . " 31. For an Improvement in Corn ...
Page 18
... cause the valve to close the air orifice and prevent the entrance of water , and the falling water to permit the valve to recede by its own gravitation , and thereby open the air orifice . The devices and operations of the same as ...
... cause the valve to close the air orifice and prevent the entrance of water , and the falling water to permit the valve to recede by its own gravitation , and thereby open the air orifice . The devices and operations of the same as ...
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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