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 1-5 of 100
Page 1
... contain diagrams taken at 17 and 55 miles per hour respectively , under the 1st , 3d , and 5th notches of the sector . The following are the condi- tions of the valve motion of this engine , when the diagrams were taken : State of the ...
... contain diagrams taken at 17 and 55 miles per hour respectively , under the 1st , 3d , and 5th notches of the sector . The following are the condi- tions of the valve motion of this engine , when the diagrams were taken : State of the ...
Page 30
... containing sand , pebbles , and water , and subjected to a short , quick , vibrating motion , in a longitudinal direction , by any suitable mechanical movement , thus causing the glass to pass through the mass of gritty ma- terial ...
... containing sand , pebbles , and water , and subjected to a short , quick , vibrating motion , in a longitudinal direction , by any suitable mechanical movement , thus causing the glass to pass through the mass of gritty ma- terial ...
Page 33
... containing 1332 tubes ; and each after boiler being 15 feet broad , and containing 1480 tubes ; making a total of 5624 tubes in the four boilers . These tubes are of iron , and 2 inches in external diameter ; 2812 are 5 feet long , and ...
... containing 1332 tubes ; and each after boiler being 15 feet broad , and containing 1480 tubes ; making a total of 5624 tubes in the four boilers . These tubes are of iron , and 2 inches in external diameter ; 2812 are 5 feet long , and ...
Page 43
... containing a feldspar quarry , and erected a large glazing kiln , enamelling kiln , mills , & c .; but he found it a very different thing to produce china on a large scale . He had kiln after kiln spoiled , until he almost gave up in ...
... containing a feldspar quarry , and erected a large glazing kiln , enamelling kiln , mills , & c .; but he found it a very different thing to produce china on a large scale . He had kiln after kiln spoiled , until he almost gave up in ...
Page 48
... contain traces . The difference between them is evidently that the impurities in the Pennsylvania salt are chlorides , and in the others , sulphates of lime and magnesia . Since the chlorides are easily removed by washing , it is ...
... contain traces . The difference between them is evidently that the impurities in the Pennsylvania salt are chlorides , and in the others , sulphates of lime and magnesia . Since the chlorides are easily removed by washing , it is ...
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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