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] |
No grāmatas satura
1.–5. rezultāts no 100.
15. lappuse
... connected with the warm air pipes leading to the apartments , by means of which a constant and pure supply of air is insured , and the heat greatly economised . " 31. For an Improvement in Corn Shellers ; David Eldridge , Philadelphia ...
... connected with the warm air pipes leading to the apartments , by means of which a constant and pure supply of air is insured , and the heat greatly economised . " 31. For an Improvement in Corn Shellers ; David Eldridge , Philadelphia ...
23. lappuse
... connected to one end of the follower , substantially as described . " Lastly , I claim transmitting the motion from the nail machine to the feeding machine , by means of a lever beam and connecting rods , when the lever beam is hung ...
... connected to one end of the follower , substantially as described . " Lastly , I claim transmitting the motion from the nail machine to the feeding machine , by means of a lever beam and connecting rods , when the lever beam is hung ...
25. lappuse
... connected with or disconnected from the lever at will , to enable the operator either to lower the weight , which is supported by the sliding bar , tooth by tooth , or to raise it in like manner . " It possesses an advantage over all ...
... connected with or disconnected from the lever at will , to enable the operator either to lower the weight , which is supported by the sliding bar , tooth by tooth , or to raise it in like manner . " It possesses an advantage over all ...
31. lappuse
... connected the sides , bottom , and top of the boiler to the back , which had now been blown overboard . The area of the open end was found on measurement to be about 40 square feet , or about 8 feet by 5 feet . The tubes , which were of ...
... connected the sides , bottom , and top of the boiler to the back , which had now been blown overboard . The area of the open end was found on measurement to be about 40 square feet , or about 8 feet by 5 feet . The tubes , which were of ...
62. lappuse
... connected with steep- ing , the fibre may be prepared at a cost considerably below that incurred in the present process , and may be made , we are assured , applicable either for fabrics of the coarseness of nail bags or canvas , or of ...
... connected with steep- ing , the fibre may be prepared at a cost considerably below that incurred in the present process , and may be made , we are assured , applicable either for fabrics of the coarseness of nail bags or canvas , or of ...
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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