The Mechanic's Magazine, Museum, Register, Journal and Gazette, Band 37 |
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With his Ironside was the first iron - sailing vessel usual discernment he foresaw
the advantages of any magnitude that ... as by general scientific attainand canal
navigation , and several were ments , to write upon it with advantage to built in ...
With his Ironside was the first iron - sailing vessel usual discernment he foresaw
the advantages of any magnitude that ... as by general scientific attainand canal
navigation , and several were ments , to write upon it with advantage to built in ...
Seite 177
The Ship Pro- . comparative advantages in various kinds peller Company . ... was
, at that period alluded to with both systems , the advantage is somewhat in
ridicule , or at best with expressions of refavour of paddles ; but that when a
vessel ...
The Ship Pro- . comparative advantages in various kinds peller Company . ... was
, at that period alluded to with both systems , the advantage is somewhat in
ridicule , or at best with expressions of refavour of paddles ; but that when a
vessel ...
Seite 218
It is contended that many practical advantages would arise from this system , -that
the ship would not be strained ,that ... The plan might possess some advantage
over Morton's slip in retaining the vessel in a vertical position , but it would be ...
It is contended that many practical advantages would arise from this system , -that
the ship would not be strained ,that ... The plan might possess some advantage
over Morton's slip in retaining the vessel in a vertical position , but it would be ...
Seite 502
Gas D , the light was shadow ; for it has this advantage , that ... 1 : .92 . peculiar
kind of gas ; and hence one of the With jets and with other gases , the results
advantages of the chlorine test . were by the shadow 1 to 1 : 185 , and by The
process ...
Gas D , the light was shadow ; for it has this advantage , that ... 1 : .92 . peculiar
kind of gas ; and hence one of the With jets and with other gases , the results
advantages of the chlorine test . were by the shadow 1 to 1 : 185 , and by The
process ...
Seite 572
I am , Sir , Your obedient servant , R. W. T. was applied , has been found in use to
realize all the advantages ever claimed for the semi - rotative class , without
entailing any of their numerous defects . A description of this engine was
published ...
I am , Sir , Your obedient servant , R. W. T. was applied , has been found in use to
realize all the advantages ever claimed for the semi - rotative class , without
entailing any of their numerous defects . A description of this engine was
published ...
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action advantage angle apparatus appears applied axle boiler bottom called carried cause centre coal communication considerable considered consists construction continued correspondent cylinder described diameter direction distance ditto effect employed engine equal experiments fact feet force four furnace give given greater heat hour improvements inches increased invention iron length less light London machine manner manufacture material matter means mechanical ment metal method miles mode months motion moving nearly object observed obtained operation pass patent piece pipe piston plate position practical present pressure principle produced propeller proved quantity railway readers resistance respect screw ship side space spring square steam sufficient supply suppose surface tion tube valve vessel weight wheels whole wire wood
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Seite 371 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Seite 590 - ... any new and original design for a bust, statue, or bas relief or composition in alto or basso relievo, or any new and original impression or ornament, or to be placed on any article of manufacture, the same being formed in marble or other material, or any new and useful pattern...
Seite 376 - An account of the waste or increase of the Land on any part of the coast of Great Britain, the nature of the Soil, the direction of the Tides, Currents, Rivers, Estuaries, &c., with the means adopted for retarding or preventing the waste of the land.
Seite 498 - When no unguent is interposed, the friction of any two surfaces (whether of quiescence or of motion) is directly proportional to the force with which they are pressed perpendicularly together ; so that for any two given surfaces of contact there is a constant ratio of the friction to the perpendicular pressure of the one surface upon the other.
Seite 468 - ... 2. On repeating this simple experiment, I find that it is necessary for the production of a good effect to use dissimilar metals ; for instance, a piece of gold or platina on a plate of copper or of silver will make a very decided image, whereas copper or silver on their respective plates...
Seite 343 - We are of opinion that if the result produced by such a combination is either a new article, or a better article, or a cheaper article to the public, than that produced before by the old method, that such combination is an invention or manufacture intended by the statute, and may well become the subject of a patent.
Seite 470 - I feel convinced that we have to do with some thermic influence, and that it will eventually be found that some purely calorific excitement produces a molecular change, or that a thermo-electric action is induced which effects some change in the polarities of the ultimate atoms of the solid.
Seite 349 - ... to the health. But as it approaches the metropolis, it becomes loaded with a quantity of filth, which renders it disgusting to the senses, and improper to be employed in the preparation of food.
Seite 590 - ... manufacture, not known or used by others before his, her, or their invention or production thereof, and prior to the time of his, her, or their application for a patent therefor, and who shall desire to obtain an exclusive property or right therein to make, use, (and sell) and vend the same, or copies of the same, to others, by them to be made, used, and sold, may make application in writing, to the Commissioner of Patents, expressing such desire : and the Commissioner, on due proceedings had,...
Seite 470 - Magazine for October 1840, I mentioned some instances in which I had copied printed paper and engravings on iodized paper by mere contact and exposure to the influence of calorific rays, or to artificial heat. I then, speculating on the probability of our being enabled by some such process as the one I then named, to copy pictures and the like, proposed the name of THERMOGRAPHY, to distinguish it from Photography.