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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Results 6-10 of 100
Page 88
... distance of the tube sheet at the smoke box , в , as may be deemed most desirable . A series of tubes , D , D , D , D , figures 2 and 4 , containing water leading from the back water space , F , figures 2 and 4 , to the front water ...
... distance of the tube sheet at the smoke box , в , as may be deemed most desirable . A series of tubes , D , D , D , D , figures 2 and 4 , containing water leading from the back water space , F , figures 2 and 4 , to the front water ...
Page 94
... distance of 30 feet was measured in the length of the discharging canal , for which dis- tance its width was the same , 151 inches . At distances of 10 feet , four measurements of depth of current were taken , ( making twelve in all ...
... distance of 30 feet was measured in the length of the discharging canal , for which dis- tance its width was the same , 151 inches . At distances of 10 feet , four measurements of depth of current were taken , ( making twelve in all ...
Page 112
... distance from the composing machine ; and therefore , I design , by the use of certain electrical apparatus , as ... distances , as means of communicating intelligence . Claim . What I claim as my own invention is , 1st , The employment ...
... distance from the composing machine ; and therefore , I design , by the use of certain electrical apparatus , as ... distances , as means of communicating intelligence . Claim . What I claim as my own invention is , 1st , The employment ...
Page 127
... distance 3080 geographical miles ( of 60823 feet , ) = 3548 statute miles . At the rate of 63 miles per hour , this would require 524 hours - 21 days 20 hours length of passage , which is not less than the average trips of the clipper ...
... distance 3080 geographical miles ( of 60823 feet , ) = 3548 statute miles . At the rate of 63 miles per hour , this would require 524 hours - 21 days 20 hours length of passage , which is not less than the average trips of the clipper ...
Page 146
... distance . at which these signals should be planted , must depend on the nature of the ground , and the character of the gradient . Generally speaking , with the prevailing high speeds and heavy trains , the extended arm of an aux ...
... distance . at which these signals should be planted , must depend on the nature of the ground , and the character of the gradient . Generally speaking , with the prevailing high speeds and heavy trains , the extended arm of an aux ...
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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