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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The object of this paper is to show at what rate in practice the effciency 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 ...
The object of this paper is to show at what rate in practice the effciency 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
“ The nature of my invention consists in the employment of an elastic spring ' space , ' of cimi recta , or other suitable shape , the object of said spring space being to facilitate the art of setting type . ” Claim .
“ The nature of my invention consists in the employment of an elastic spring ' space , ' of cimi recta , or other suitable shape , the object of said spring space being to facilitate the art of setting type . ” Claim .
Page 41
The cut - off used in the Arctic was Stillman & Allen's ; it was adjustable , and frequently changed within short limits , as circumstances of weather , quality of fuel , & c . , required ; the object being to run with a wide throttle ...
The cut - off used in the Arctic was Stillman & Allen's ; it was adjustable , and frequently changed within short limits , as circumstances of weather , quality of fuel , & c . , required ; the object being to run with a wide throttle ...
Page 49
... must be moulded into those shapes which will meet the 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 .
... must be moulded into those shapes which will meet the 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 .
Page 68
In the specification of his patent , just enrolled , Mr. Ridgway states that his first object is to apply a new glaze , which shall enable the metallic coating to adhere firmly , by capillary attraction , and give affinity for copper as ...
In the specification of his patent , just enrolled , Mr. Ridgway states that his first object is to apply a new glaze , which shall enable the metallic coating to adhere firmly , by capillary attraction , and give affinity for copper as ...
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