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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1.5. rezultāts no 100.
14. lappuse
... observed and the engine reversed . I consider it one of the most valuable inventions ever made to increase the safety of railroad traveling , as by its use a passenger train can be stopped in about half the space usually required ...
... observed and the engine reversed . I consider it one of the most valuable inventions ever made to increase the safety of railroad traveling , as by its use a passenger train can be stopped in about half the space usually required ...
40. lappuse
... observation . Steam pressure in boilers ] per square inch above atmosphere in pounds . Number of double strokes of piston made per min . Coal consumed per hour in pounds . Speed per hour in geo- graphical miles . 7th . December , 1851 ...
... observation . Steam pressure in boilers ] per square inch above atmosphere in pounds . Number of double strokes of piston made per min . Coal consumed per hour in pounds . Speed per hour in geo- graphical miles . 7th . December , 1851 ...
74. lappuse
... observed final equivalents are shown to exceed the initial by 19 and 45 per cent . of the latter respectively ; which proves that , in the two cases , at least 19 and 45 per cent . of the steam admitted must have been condensed during ...
... observed final equivalents are shown to exceed the initial by 19 and 45 per cent . of the latter respectively ; which proves that , in the two cases , at least 19 and 45 per cent . of the steam admitted must have been condensed during ...
75. lappuse
... observed degrees of expansion in the cylinder of the Great Britain , no change in the condition of the steam is observable , and that there is , consequently , no condensation at all . Experiments made by the writer on some of the ...
... observed degrees of expansion in the cylinder of the Great Britain , no change in the condition of the steam is observable , and that there is , consequently , no condensation at all . Experiments made by the writer on some of the ...
78. lappuse
... observed for each diagram , and the points of the line where each change of notch was made . The several points of cutting off , expansion , and compression were ac- curately ascertained by means of the slow diagrams ; from which were ...
... observed for each diagram , and the points of the line where each change of notch was made . The several points of cutting off , expansion , and compression were ac- curately ascertained by means of the slow diagrams ; from which were ...
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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