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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Results 1-5 of 100
Page 1
... length of the road 117 miles , from the north end of the Sullivan Railroad Bridge over Connecticut River in Windsor , to Lake Champlain at Burlington , including the branch of one and a half miles in length into Montpelier . A large ...
... length of the road 117 miles , from the north end of the Sullivan Railroad Bridge over Connecticut River in Windsor , to Lake Champlain at Burlington , including the branch of one and a half miles in length into Montpelier . A large ...
Page 7
... length rather than the number of tubes . It is not necessary to inquire how far the diameter of the cylinders may affect the size of the blast - pipe , nor to ascertain the amount of power which the blast - pipe absorbs , though it may ...
... length rather than the number of tubes . It is not necessary to inquire how far the diameter of the cylinders may affect the size of the blast - pipe , nor to ascertain the amount of power which the blast - pipe absorbs , though it may ...
Page 8
... length , as will be now shown . It is proposed to construct the copper fire - box with an arched roof , the top of which shall be nearly as high as the top of the cylindrical part of the boiler . This box may of course be made any length ...
... length , as will be now shown . It is proposed to construct the copper fire - box with an arched roof , the top of which shall be nearly as high as the top of the cylindrical part of the boiler . This box may of course be made any length ...
Page 10
... length . He thought the propo- sition of Mr. Ramsbottom was a very good one , as it was a received opinion that the proportion of the flue - room to the fire - grate surface could not be too large , supposing that full advantage was ...
... length . He thought the propo- sition of Mr. Ramsbottom was a very good one , as it was a received opinion that the proportion of the flue - room to the fire - grate surface could not be too large , supposing that full advantage was ...
Page 14
... length of the stitch , in the manner herein described , or in any way substantially the same . " 27. For Hinged Gun - Harpoons ; William Albertson , New London , Connecticut , No- vember 19 . " The nature of my invention consists in ...
... length of the stitch , in the manner herein described , or in any way substantially the same . " 27. For Hinged Gun - Harpoons ; William Albertson , New London , Connecticut , No- vember 19 . " The nature of my invention consists in ...
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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