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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... object of this paper is to show at what rate in practice the effi- ciency of steam is increased by expansive working in locomotives with the best existing arrangements of cylinders , valves , and valve - gear , and to point out the ...
... object of this paper is to show at what rate in practice the effi- ciency of steam is increased by expansive working in locomotives with the best existing arrangements of cylinders , valves , and valve - gear , and to point out the ...
Page 22
... object of said spring space being to facilitate the art of setting type . " Claim . " What I claim as my invention is , the cimi recta , or other more suitable shaped elastic space for facilitating the art of setting type , or for ...
... object of said spring space being to facilitate the art of setting type . " Claim . " What I claim as my invention is , the cimi recta , or other more suitable shaped elastic space for facilitating the art of setting type , or for ...
Page 41
... object being to run with a wide throttle and maximum boiler pressure . The average point of cutting off was four feet four inches from the commencement of the stroke , and the steam space comprised between the cut - off valves and ...
... object being to run with a wide throttle and maximum boiler pressure . The average point of cutting off was four feet four inches from the commencement of the stroke , and the steam space comprised between the cut - off valves and ...
Page 49
... object desired , with the least increase of displacement beyond the true one the vessel ought to possess when required for speed , as in table 4 , chapter XV . Let the above be exemplified in the models O , Q , and R , and the dia- gram ...
... object desired , with the least increase of displacement beyond the true one the vessel ought to possess when required for speed , as in table 4 , chapter XV . Let the above be exemplified in the models O , Q , and R , and the dia- gram ...
Page 68
... object is to apply a new glaze , which shall enable the metallic coating to adhere firmly , by capillary attraction ... objects stated in the title , provided the articles be so prepared as to allow them to combine from an alloy with ...
... object is to apply a new glaze , which shall enable the metallic coating to adhere firmly , by capillary attraction ... objects stated in the title , provided the articles be so prepared as to allow them to combine from an alloy with ...
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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