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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1.–5. rezultāts no 100.
6. lappuse
... quantity of atmospheric air required , ( or oxygen , which is the supporter of combustion , ) as well as the quantity of fuel , is in direct proportion to the quantity of water evaporated ; or in other words , to produce more steam , it ...
... quantity of atmospheric air required , ( or oxygen , which is the supporter of combustion , ) as well as the quantity of fuel , is in direct proportion to the quantity of water evaporated ; or in other words , to produce more steam , it ...
7. lappuse
... quantity of air forcing through the fire in the same time . The working parts of these engines have also been increased in di- mensions ; the cylinders from 12 inches to 15 and 16 inches diameter , the stroke from 16 inches to 20 and 24 ...
... quantity of air forcing through the fire in the same time . The working parts of these engines have also been increased in di- mensions ; the cylinders from 12 inches to 15 and 16 inches diameter , the stroke from 16 inches to 20 and 24 ...
9. lappuse
... quantity . From the circumstance that no bubble of steam can rise into the steam- chamber between the points marked A and B , it is concluded that this boiler will not be so liable to prime as the common one , and therefore that the ...
... quantity . From the circumstance that no bubble of steam can rise into the steam- chamber between the points marked A and B , it is concluded that this boiler will not be so liable to prime as the common one , and therefore that the ...
11. lappuse
... quantity of heated air had to be conveyed from the fire- box to the chimney , and a certain area of heating surface was also required , there would be an important reduction effected in the resistance of the blast - pipe by increasing ...
... quantity of heated air had to be conveyed from the fire- box to the chimney , and a certain area of heating surface was also required , there would be an important reduction effected in the resistance of the blast - pipe by increasing ...
26. lappuse
... quantity of seed , and the other discharges it into the hills ; also , in having one side of each hopper , through which the under bottom slides , adjustable , so as to regulate the capacity of the seed cell . 2d , In having the hoppers ...
... quantity of seed , and the other discharges it into the hills ; also , in having one side of each hopper , through which the under bottom slides , adjustable , so as to regulate the capacity of the seed cell . 2d , In having the hoppers ...
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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