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 6
... produce more steam , it is not only necessary to supply more fuel , but also more atmospheric air in propor- tion to the quantity of steam produced . * From the London Mining Journal , No. 787 . † From the London Civil Engineer and ...
... produce more steam , it is not only necessary to supply more fuel , but also more atmospheric air in propor- tion to the quantity of steam produced . * From the London Mining Journal , No. 787 . † From the London Civil Engineer and ...
Page 13
... produces the pressure on the types , with a contrivance by which , after the blow is given , a second blow or ... produce the given character . " 9th , I claim the draft rod and lever , in combination with the slat , or its equivalent ...
... produces the pressure on the types , with a contrivance by which , after the blow is given , a second blow or ... produce the given character . " 9th , I claim the draft rod and lever , in combination with the slat , or its equivalent ...
Page 18
... produced whose uninterrupted action by preventing jarring produces a smoother surface . " 44. For an Improvement in Ship Ventilators ; Ralph Bulkley , City of New York , No- vember 26 . " The nature of my invention consists in providing ...
... produced whose uninterrupted action by preventing jarring produces a smoother surface . " 44. For an Improvement in Ship Ventilators ; Ralph Bulkley , City of New York , No- vember 26 . " The nature of my invention consists in providing ...
Page 27
... produced by the jacquard or any other mechanical means by which any variety of colors or shades on one or more plies that may be desired may be produced in the same range , in the direction both of the warp and the weft , the figure ...
... produced by the jacquard or any other mechanical means by which any variety of colors or shades on one or more plies that may be desired may be produced in the same range , in the direction both of the warp and the weft , the figure ...
Page 35
... produced by the clouds . " The apparatus placed at our disposal were : " 1st , Two syphon barometers , graduated on the glass , whose upper meniscus we were to observe ; the position of the lower meniscus being given by a table ...
... produced by the clouds . " The apparatus placed at our disposal were : " 1st , Two syphon barometers , graduated on the glass , whose upper meniscus we were to observe ; the position of the lower meniscus being given by a table ...
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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