Journal of the Franklin InstituteFranklin Institute, 1853 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 20
... tion of a rocking plate , spiral spring , and levers ; the plate and spring being acted upon in such a manner by the levers , that the sash can be securely fastened , or maintained in any position by the fastener . " Claim .- " What I ...
... tion of a rocking plate , spiral spring , and levers ; the plate and spring being acted upon in such a manner by the levers , that the sash can be securely fastened , or maintained in any position by the fastener . " Claim .- " What I ...
Page 57
... tion ; " any three of whom ( the Lord Chancellor or Master of the Rolls being one ) may act . The commissioners are to have a seal of office , and are to make rules of practice , to report annually to parliament , and to appoint such ...
... tion ; " any three of whom ( the Lord Chancellor or Master of the Rolls being one ) may act . The commissioners are to have a seal of office , and are to make rules of practice , to report annually to parliament , and to appoint such ...
Page 80
... coil of cop- per tube , and heated to 400 ° before entering the cylinder , the consump- tion of water from the boiler was three gallons per hour ; and when the communication with the surcharging pipe was cut off , and 80 Civil Engineering .
... coil of cop- per tube , and heated to 400 ° before entering the cylinder , the consump- tion of water from the boiler was three gallons per hour ; and when the communication with the surcharging pipe was cut off , and 80 Civil Engineering .
Page 90
... tion of fresh atmospheric air . By this arrangement of introducing heated air in connexion with the peculiar form of fire box , whereby more space is given for combustion , and a consequent better mingling of the oxygen with the gases ...
... tion of fresh atmospheric air . By this arrangement of introducing heated air in connexion with the peculiar form of fire box , whereby more space is given for combustion , and a consequent better mingling of the oxygen with the gases ...
Page 93
... tion of the fuel and a consequent consumption of the smoke where coal is used , either in locomotives or stationary engines . I do not mean to confine myself to any particular mode of letting in the air above the fire , nor to any ...
... tion of the fuel and a consequent consumption of the smoke where coal is used , either in locomotives or stationary engines . I do not mean to confine myself to any particular mode of letting in the air above the fire , nor to any ...
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acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber Claim.-"What I claim coal colors combination condensation connexion construction cutter cylinder diameter effect engine equivalent evaporated experiments feet fire box flues frame Franklin Institute furnace fusel oil gases glass heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery manner manufacture means mechanical metal miles minute mode motion mould nitric acid obtained operation oxide pass patent Pennsylvania Philadelphia pipe piston pitch placed plate portion pounds present pressure produced proportion purpose quantity railway rollers screw shaft side silica slide speed spring square inch steam Stove stroke substantially as described temperature tion train tubes valve vertical vessel weight wheel wrought iron York