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] |
No grāmatas satura
1.–5. rezultāts no 100.
14. lappuse
... consists in heating the front end of the said oven with hot air , by causing air to enter a heating chamber back of the fire - back , and then to pass along a flue or flues in the hearth to the front end of the extended oven , and ...
... consists in heating the front end of the said oven with hot air , by causing air to enter a heating chamber back of the fire - back , and then to pass along a flue or flues in the hearth to the front end of the extended oven , and ...
15. lappuse
... consisting of a double - walled chamber , the inner wall of which encloses a cold air trench , supplied from without , that ... consists in the use of a round cylinder mounted on a shaft , and driven by hand , steam , or other power , in ...
... consisting of a double - walled chamber , the inner wall of which encloses a cold air trench , supplied from without , that ... consists in the use of a round cylinder mounted on a shaft , and driven by hand , steam , or other power , in ...
17. lappuse
... consists in a rotating cylinder or drum , hung in suitable frame work , so constructed that it can be elevated or depressed , or moved in either direction sideways ; the cylinder is driven in either direction by a band or chain from a ...
... consists in a rotating cylinder or drum , hung in suitable frame work , so constructed that it can be elevated or depressed , or moved in either direction sideways ; the cylinder is driven in either direction by a band or chain from a ...
20. lappuse
... consists in hinging the dog or catch to the bolt , in combination with so making and applying the recess , and the spring together , and to the dog or catch , as to cause said spring to perform two functions , or to not only operate the ...
... consists in hinging the dog or catch to the bolt , in combination with so making and applying the recess , and the spring together , and to the dog or catch , as to cause said spring to perform two functions , or to not only operate the ...
22. lappuse
... consists in attaching to a steam boiler of any of the known forms , a sliding valve and seat , worked by a float or ball ; the said float rising or falling with the rise or fall of the water in the boiler , simultaneously acting upon ...
... consists in attaching to a steam boiler of any of the known forms , a sliding valve and seat , worked by a float or ball ; the said float rising or falling with the rise or fall of the water in the boiler , simultaneously acting upon ...
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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