Journal of the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patent InventionsFranklin Institute, 1828 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] |
No grāmatas satura
1.–5. rezultāts no 100.
2. lappuse
... fire . In many of the patents which have been obtained for improved modes of generat- ing steam , the application of the same apparatus to the purpose of distillation has been pointed out ; whilst in others , which were pri- marily ...
... fire . In many of the patents which have been obtained for improved modes of generat- ing steam , the application of the same apparatus to the purpose of distillation has been pointed out ; whilst in others , which were pri- marily ...
3. lappuse
... fire , by heated air , or by steam . If by direct fire , a very small stove may be placed on the centre of its circular floor , and immediately over it , an aperture , or tube , for the supply of atmospheric air ; the flue should ...
... fire , by heated air , or by steam . If by direct fire , a very small stove may be placed on the centre of its circular floor , and immediately over it , an aperture , or tube , for the supply of atmospheric air ; the flue should ...
8. lappuse
... fire is lighted , and a slow rotatory motion given to the still by the hand , or any other convenient first mover , applied to the shaft , upon which the spur wheels / and I are fixed . It matters not how fierce the fire may be , the ...
... fire is lighted , and a slow rotatory motion given to the still by the hand , or any other convenient first mover , applied to the shaft , upon which the spur wheels / and I are fixed . It matters not how fierce the fire may be , the ...
10. lappuse
... fire acts uniformly upon the whole of the surface of the still , but in those of the ordinary construction , the fire does not act upon more than one - third , or one - fourth of the surface . [ Register of the Arts . Williams's Patent ...
... fire acts uniformly upon the whole of the surface of the still , but in those of the ordinary construction , the fire does not act upon more than one - third , or one - fourth of the surface . [ Register of the Arts . Williams's Patent ...
16. lappuse
... fire . Secondly , in affording a simple and ready means of spreading the coal over the retort , in a thin uniform stratum , thereby equalizing the temperature of the coal throughout , rendering the luting of the joints unnecessary , and ...
... fire . Secondly , in affording a simple and ready means of spreading the coal over the retort , in a thin uniform stratum , thereby equalizing the temperature of the coal throughout , rendering the luting of the joints unnecessary , and ...
Citi izdevumi - Skatīt visu
Bieži izmantoti vārdi un frāzes
acid aperture apparatus appears applied atmosphere bleaching boat boiler boiling borax bottom calcined canal capstan carriages cement centre charcoal chlorine colcothar colour common construction copper County cylinder described diameter drawing edge effect employed engine equal experiments fecula feet fire fixed fluid force Franklin Institute funnel furnace glass gold grain heat holes improvements inches inclined plane invention iron kind lever lime liquid liquor lower machine manner manufacture means melted metal method mill mode mordant motion mould box nitric acid obtained operation oxide Paris pass patent piece pipe piston placed plate portion potash pounds present pressure produced purpose quantity render round screw side steam steam engine stone substance sufficient sulphuric acid surface temperature thick tion tube upper valve vapour velocity vessel washed water wheel weight wheel whole wire wood yellow
Populāri fragmenti
330. lappuse - That any person or persons having discovered or invented any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement on any art, machine, manufacture, or composition of matter...
374. lappuse - I do hereby declare this to be my specification of the same; and that I do verily believe this my said specification doth comply, in all respects, fully, and without reserve or disguise, with the proviso in the said hereinbefore in part recited letters patent contained.
276. lappuse - ... to the author of any important discovery or useful improvement in light or in heat, which shall have been made and published by printing, or in any way made known to the public, in any part of the continent of America, or any of the American islands ; preference being always given to such discoveries as shall, in the opinion of the Academy, tend most to promote the good of mankind...
103. lappuse - They shall call the people unto the mountain; there they shall offer sacrifices of righteousness: for they shall suck of the abundance of the seas, and of treasures hid in the sand.
112. lappuse - Buchanan that the same quantity of human labour employed in working a pump, turning a winch, ringing a bell, and rowing a boat, are as the numbers 100, 167, 227, and 248. The most advantageous manner of applying human strength is in the act of rowing.
102. lappuse - The painting should be very highly finished; otherwise, when varnished, 'the tints will not appear united. " When the painting is quite dry, with rather a hard brush, passing it one way. varnish it with white wax, which is put into an earthen...
66. lappuse - Esq. in consequence of a communication made to him by a certain foreigner residing abroad, for an invention of certain improvements in machinery for the purpose of spinning wool, cotton and other fibrous substances.
375. lappuse - Derosne, do hereby describe the manner in which the said invention is to be performed, by the following description thereof, (that is to say...
333. lappuse - And it is hereby enacted and declared, that simply changing the form or the proportions of any machine, or composition of matter, in any degree, shall not be deemed a discovery.
331. lappuse - ... in such full, clear, and exact terms, as to distinguish the same from all other things before known, and to enable any person skilled in the art or science, of which it is a branch, or with which it is most nearly connected, to make, compound, and use the same.