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 99
Page 3
... less than the price paid by the Company to other car builders for cars of like description . Since that time seven merchandize box cars , and one postoffice , express , and baggage car , have been built and placed upon the road , and ...
... less than the price paid by the Company to other car builders for cars of like description . Since that time seven merchandize box cars , and one postoffice , express , and baggage car , have been built and placed upon the road , and ...
Page 9
... less than the comparatively unmixed water at the smoke - box end of the boiler , it follows that there will be a brisk circulation through the generator and steam - chamber . The mixed steam and water will be driven into the upper ...
... less than the comparatively unmixed water at the smoke - box end of the boiler , it follows that there will be a brisk circulation through the generator and steam - chamber . The mixed steam and water will be driven into the upper ...
Page 11
... less worn , and would last longer . The Chairman remarked , that the larger the area of the flue , the better it was for the engine , as it must offer less resistance to the blast- pipe ; but he was not certain what this resistance ...
... less worn , and would last longer . The Chairman remarked , that the larger the area of the flue , the better it was for the engine , as it must offer less resistance to the blast- pipe ; but he was not certain what this resistance ...
Page 44
... less than 35 to 36 feet in the most important part of the vessel . Oscillating engines of the same nominal horses power will have ample room in 14 or 15 feet , and they require less than one - half the timber foundation or " sleepers ...
... less than 35 to 36 feet in the most important part of the vessel . Oscillating engines of the same nominal horses power will have ample room in 14 or 15 feet , and they require less than one - half the timber foundation or " sleepers ...
Page 46
... less outlay - how they might have secured the greatest perfection , and how they have left open an opportunity for a vigorous and successful opposi- tion to their earnest and sincere desires to uphold the permanency of their enterprize ...
... less outlay - how they might have secured the greatest perfection , and how they have left open an opportunity for a vigorous and successful opposi- tion to their earnest and sincere desires to uphold the permanency of their enterprize ...
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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