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 2
... sufficient number of engines and gravel cars for that purpose . It has frequently occurred during the past year , that not more than one gravel train could be used at a time for want of motive power , when it required at least four ...
... sufficient number of engines and gravel cars for that purpose . It has frequently occurred during the past year , that not more than one gravel train could be used at a time for want of motive power , when it required at least four ...
Page 4
Company , in addition to the present stock , will probably be sufficient for the ordinary business of the road the coming ... sufficient to do the business offered during the past month . Notwithstanding a considerable 4 Civil Engineering .
Company , in addition to the present stock , will probably be sufficient for the ordinary business of the road the coming ... sufficient to do the business offered during the past month . Notwithstanding a considerable 4 Civil Engineering .
Page 8
... sufficient , although it may readily be incceased by slightly enlarging the diameter of the steam - chamber , which as at present shown , is not so high as the ordinary steam dome by about 12 inches . It has been proved experimentally ...
... sufficient , although it may readily be incceased by slightly enlarging the diameter of the steam - chamber , which as at present shown , is not so high as the ordinary steam dome by about 12 inches . It has been proved experimentally ...
Page 27
... sufficient velocity to carry the grain or flour along with it through the tube , or other channel through which it is forced . " Claim . " What we claim as our invention , American Patents which issued in December , 1850 . 27.
... sufficient velocity to carry the grain or flour along with it through the tube , or other channel through which it is forced . " Claim . " What we claim as our invention , American Patents which issued in December , 1850 . 27.
Page 33
... sufficient security against immediate danger . But the case of the Queen proves that , however good the provision may be , taken on its merits , the working in detail is not in a healthy state . For here was a boiler which was inspected ...
... sufficient security against immediate danger . But the case of the Queen proves that , however good the provision may be , taken on its merits , the working in detail is not in a healthy state . For here was a boiler which was inspected ...
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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