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 4
... steam ways are very large , 13 x 2 inches , being in area about th of the cylinder ; the exhaust passage is very direct ; and the blast - orifice is 5 inches diameter , or about 1th of the area of cylinder . As a whole , these ...
... steam ways are very large , 13 x 2 inches , being in area about th of the cylinder ; the exhaust passage is very direct ; and the blast - orifice is 5 inches diameter , or about 1th of the area of cylinder . As a whole , these ...
Page 6
... Steam per horse power per hour , for a given period of admission . Multiply the part of the stroke in inches during which the steam is admitted by 22 , and divide by the length of stroke in inches , and add 14 to the quotient . The sum ...
... Steam per horse power per hour , for a given period of admission . Multiply the part of the stroke in inches during which the steam is admitted by 22 , and divide by the length of stroke in inches , and add 14 to the quotient . The sum ...
Page 9
... Steam by Expansion in the Cylinder of the Locomotive in Actual Practice . For Maximum Pressures during admission of 60 lbs . to 120 lbs . Periods Water as steam of admission or points at which consumed in the steam is pounds Relative ...
... Steam by Expansion in the Cylinder of the Locomotive in Actual Practice . For Maximum Pressures during admission of 60 lbs . to 120 lbs . Periods Water as steam of admission or points at which consumed in the steam is pounds Relative ...
Page 10
... steam at speeds under 30 to 40 miles an hour , as the writer has fully shown in his work on Railway Machinery . For speeds amount- ing to 55 to 60 miles an hour , the loss by imperfect exhaust causes a large increase of consumption per ...
... steam at speeds under 30 to 40 miles an hour , as the writer has fully shown in his work on Railway Machinery . For speeds amount- ing to 55 to 60 miles an hour , the loss by imperfect exhaust causes a large increase of consumption per ...
Page 26
... Steam Boilers and Apparatus to be used on board of Steam Boats to prevent the Explosion of Boilers ; Cadwallader Evans , Pittsburgh , Penn- sylvania ; dated April 15 , 1839 ; re - issued November 23 , 1952 . Claim . " Having described ...
... Steam Boilers and Apparatus to be used on board of Steam Boats to prevent the Explosion of Boilers ; Cadwallader Evans , Pittsburgh , Penn- sylvania ; dated April 15 , 1839 ; re - issued November 23 , 1952 . Claim . " Having described ...
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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