Journal of the Franklin InstituteVols. 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
4 and 5 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 conditions of the valve motion of this engine , when the diagrams were taken : State of ...
4 and 5 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 conditions of the valve motion of this engine , when the diagrams were taken : State of ...
Page 30
“ What we claim as our invention is , 1st , Frosting and figuring glass , by fix . ing the plates to be treated in a trough or vessel containing sand , pebbles , and water , and subjected to a short , quick , vibrating motion , in a ...
“ What we claim as our invention is , 1st , Frosting and figuring glass , by fix . ing the plates to be treated in a trough or vessel containing sand , pebbles , and water , and subjected to a short , quick , vibrating motion , in a ...
Page 33
The forward and after pair are alike , except in breadth and number of tubes ; each forward boiler being 14 feet broad , and containing 1332 tubes ; and each after boiler being 15 feet broad , and containing 1480 tubes ; making a total ...
The forward and after pair are alike , except in breadth and number of tubes ; each forward boiler being 14 feet broad , and containing 1332 tubes ; and each after boiler being 15 feet broad , and containing 1480 tubes ; making a total ...
Page 43
On the 23d of October , 1826 , he purchased four acres of land , 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 ...
On the 23d of October , 1826 , he purchased four acres of land , 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 ...
Page 48
Coarse , Tarentum , Penn . , 97.89 Fine , 98.87 Liverpool ground Rock , 98.55 Turk's Island , 93.95 Beside these , the Turk's Island contains a little sand , of which the others only contain traces . The difference between them is ...
Coarse , Tarentum , Penn . , 97.89 Fine , 98.87 Liverpool ground Rock , 98.55 Turk's Island , 93.95 Beside these , the Turk's Island contains a little sand , of which the others only contain traces . The difference between them is ...
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acid action amount apparatus appears applied arrangement attached boiler carbon carried cast cause cent centre chamber claim closed coal colors combination connected consists construction containing cylinder described diameter direction distance effect employed engine equal experiments feet fire flues force frame furnace give given greater heat hour Improvement inches increase Institute invention iron Journal latter lead length less light lower machine manner manufacture material means mechanical metal method miles minute motion moved nature object observed obtained operation oxide pass patent pipe piston placed plate portion position pounds practical present pressure produced proportion quantity railway screw separate shown side slide space specified speed spring square steam stroke substantially surface taken tion train tubes turning valve vessel weight wheel whole York