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 87
... surface surround- ing the part which extends into the fire box , and at the same time to make a secure stay removable at pleasure without difficulty by simply unscrewing the bolt b , a matter of much importance in boiler repairs . The ...
... surface surround- ing the part which extends into the fire box , and at the same time to make a secure stay removable at pleasure without difficulty by simply unscrewing the bolt b , a matter of much importance in boiler repairs . The ...
Page 89
... surface in this boiler , the whole interior surface is studded at regular intervals , with tubular stays of such length and diameter as may be found most convenient , and so distributed as to bring the greatest amount of surface in ...
... surface in this boiler , the whole interior surface is studded at regular intervals , with tubular stays of such length and diameter as may be found most convenient , and so distributed as to bring the greatest amount of surface in ...
Page 90
... surface of the seven vertical tubes , through which the flues , B , pass , as well as in contact with the three vertical tubes through which the flues , c , pass . The flame and gases , after they reach the top of the inner chamber of ...
... surface of the seven vertical tubes , through which the flues , B , pass , as well as in contact with the three vertical tubes through which the flues , c , pass . The flame and gases , after they reach the top of the inner chamber of ...
Page 91
... surface from mud , & c . In the foregoing description of various forms of boiler , it will be mani- fest that an effort is made to apply the main portion of heat to the exter- nal surface of tubes filled with water , instead of allowing ...
... surface from mud , & c . In the foregoing description of various forms of boiler , it will be mani- fest that an effort is made to apply the main portion of heat to the exter- nal surface of tubes filled with water , instead of allowing ...
Page 92
... surface of the shield with holes , the steam will be discharged in rapid currents upwards , and between the series of flues leading from the fire box to the smoke box , which current will tend in a great degree to keep the flues just ...
... surface of the shield with holes , the steam will be discharged in rapid currents upwards , and between the series of flues leading from the fire box to the smoke box , which current will tend in a great degree to keep the flues just ...
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Common terms and phrases
acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber 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 heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery magnesia manner manufacture Mean effective pressure 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