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 2
... pressure in the cylinder under the 5th notch as under the 1st . The pressure falls considerably towards the point of cutting off , but from the form of the steam - line , it is plain that very little additional steam is admitted for an ...
... pressure in the cylinder under the 5th notch as under the 1st . The pressure falls considerably towards the point of cutting off , but from the form of the steam - line , it is plain that very little additional steam is admitted for an ...
Page 3
... pressure at the point of compression is 8 lbs . , for which the relative volume is 1125. Then the water equivalent of the reserved steam is— 254.47 x 9.3 1125 2.10 cubic inches ; subtracting , there remains 6.24-2.10 = 4.14 cubic inches ...
... pressure at the point of compression is 8 lbs . , for which the relative volume is 1125. Then the water equivalent of the reserved steam is— 254.47 x 9.3 1125 2.10 cubic inches ; subtracting , there remains 6.24-2.10 = 4.14 cubic inches ...
Page 4
... pressure is created . The amount of this is very various , and it depends also on circumstances for which the Jink ... pressure , in terms of the positive mean pressure , at 55 miles per hour , are- For the 1st notch , For the 3d notch ...
... pressure is created . The amount of this is very various , and it depends also on circumstances for which the Jink ... pressure , in terms of the positive mean pressure , at 55 miles per hour , are- For the 1st notch , For the 3d notch ...
Page 5
... pressures . No. of Dia- Speed of Engine Maxi- mum gram . in miles pressure per during pres- hour . admis- sure . Positive mean Sum of back pressures . Effective mean Ex- Com- haust . pression Per cent pres- of sure . Pres- sion ...
... pressures . No. of Dia- Speed of Engine Maxi- mum gram . in miles pressure per during pres- hour . admis- sure . Positive mean Sum of back pressures . Effective mean Ex- Com- haust . pression Per cent pres- of sure . Pres- sion ...
Page 6
... pressures during admission , ranging between 60 lbs . and 120 lbs . , though based on results from steam of 80 lbs . to 84 lbs . maximum pressure . For extreme pressures , the results by the rule are slightly too small in the case of ...
... pressures during admission , ranging between 60 lbs . and 120 lbs . , though based on results from steam of 80 lbs . to 84 lbs . maximum pressure . For extreme pressures , the results by the rule are slightly too small in the case of ...
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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 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