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 17
... 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 pulley actuated by suitable mechanism ; attached to the band ...
... 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 pulley actuated by suitable mechanism ; attached to the band ...
Page 18
... frame , for raising the strip of metal high enough above the bed die to admit of its being turned over as ex- plained , I do not claim such mechanism in itself separate , or uncombined with the frame and machinery by which the strip of ...
... frame , for raising the strip of metal high enough above the bed die to admit of its being turned over as ex- plained , I do not claim such mechanism in itself separate , or uncombined with the frame and machinery by which the strip of ...
Page 20
... frame , that it shall be free to vibrate therein , in manner substantially as described and for the purpose specified . " 52. For an Improvement in the Locking Apparatus of Repeating Fire - arms ; Joshua Stevens , Chicopee , Hampden ...
... frame , that it shall be free to vibrate therein , in manner substantially as described and for the purpose specified . " 52. For an Improvement in the Locking Apparatus of Repeating Fire - arms ; Joshua Stevens , Chicopee , Hampden ...
Page 22
... frame , Z , and supported by a movable and adjusting frame , A ' ; and the object of my improvement being to enable a person to move the roller against the tin in the manner and for the purpose of bending it down , sub- stantially as ...
... frame , Z , and supported by a movable and adjusting frame , A ' ; and the object of my improvement being to enable a person to move the roller against the tin in the manner and for the purpose of bending it down , sub- stantially as ...
Page 24
... frame , instead of a hinge or roller , as in the ordinary buckle , so that upon drawing out the points or tongue and attaching the same to the web and applying the strain , the points slide back into the in- terior of the buckle ...
... frame , instead of a hinge or roller , as in the ordinary buckle , so that upon drawing out the points or tongue and attaching the same to the web and applying the strain , the points slide back into the in- terior of the buckle ...
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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