The Mechanic's Magazine, Museum, Register, Journal and Gazette, Том 43Robertson, 1845 |
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Сторінка 13
... bottom of the trough . When this apparatus is applied to the condensation of lead , or other metallic fumes , the water must be drawn off from time to time , into proper tanks or receivers , in which , by standing , the metals are ...
... bottom of the trough . When this apparatus is applied to the condensation of lead , or other metallic fumes , the water must be drawn off from time to time , into proper tanks or receivers , in which , by standing , the metals are ...
Сторінка 18
... bottom it rests , by the return ends a a , on the top front bar of the stove ; or , where there are hobs , partly on the hobs , and partly on the top front bar . B is a sliding plate , by means of which the apertures into the chimney ...
... bottom it rests , by the return ends a a , on the top front bar of the stove ; or , where there are hobs , partly on the hobs , and partly on the top front bar . B is a sliding plate , by means of which the apertures into the chimney ...
Сторінка 22
... bottom of the vessel ; but the slightest motion of the vessel causes it to move about , and on again applying heat ... bottom of the flask . The specific gravity of the water will now be 1070 , and it will float one of Twaddell's ...
... bottom of the vessel ; but the slightest motion of the vessel causes it to move about , and on again applying heat ... bottom of the flask . The specific gravity of the water will now be 1070 , and it will float one of Twaddell's ...
Сторінка 23
... bottom in a circular or round shape , as the bottom of the flask is spherical , but this is not the shape that it as- sumes . The gas flame which I used was what is called a swallow - tailed burner ; the top surface of the flame next ...
... bottom in a circular or round shape , as the bottom of the flask is spherical , but this is not the shape that it as- sumes . The gas flame which I used was what is called a swallow - tailed burner ; the top surface of the flame next ...
Сторінка 31
... bottom up , as a certain sage of the Navy Office predicted she would . She is considered to steer as easy as a four - oared gig , even in a heavy sea . A single spoke of the wheel is sufficient for every purpose . On no occasion did the ...
... bottom up , as a certain sage of the Navy Office predicted she would . She is considered to steer as easy as a four - oared gig , even in a heavy sea . A single spoke of the wheel is sufficient for every purpose . On no occasion did the ...
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acid angle apparatus application atmospheric railways boilers bottom Braidwood Captain carriage centre civil engineer claim Claviole coal condenser construction copper cubic cylinder diameter distance drain drainage effect employed engine equal expense experiments feet fire frustrum fuel furnace Galignani given glass half heat hour improvements inches invention iron July knots length less light Liverpool locomotive London machine machinery Magazine manufacture manure means mechanical ment Messrs metal meter miles miles per hour minute mode motion obtained October October 9 organzine paddles pass patent pipe piston plates potash present pressure principle produced propeller pump purpose quantity rail render sails Samuel Bentham screw screw propeller September 24 shaft ship side six months solution speed square steam steamers stroke surface tion Tofield tons Trinity House tube tunnel vacuum vessels valve velocity wheel
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Сторінка 303 - The Baconian constructs a diving-bell, goes down in it, and returns with the most precious effects from the wreck. It would be easy to multiply illustrations of the difference between the philosophy of thorns and the philosophy of fruit, the philosophy of words and the philosophy of works.
Сторінка 344 - And, as occasion served, would quote, No matter whether right or wrong; They might be either said or sung. His notions fitted things so well, That which was which he could not tell, But oftentimes mistook the one For th" other, as great clerks have done.
Сторінка 303 - ... to his whole system, and that he used means different from those used by other philosophers, because he wished to arrive at an end altogether different from theirs. What then was the end which Bacon proposed to himself? It was, to use his own emphatic expression,
Сторінка 300 - We have three others that do execute the experiments so directed, and report them. These we call inoculators. Lastly, we have three that raise the former discoveries by experiments into greater observations, axioms, and aphorisms. These we call interpreters of nature.
Сторінка 300 - We have also engine-houses, where are prepared engines and instruments for all sorts of motions. There we imitate and practise to make swifter motions than any you have, either out of your muskets or any engine that you have...
Сторінка 317 - ... whole being constructed, arranged, and combined, in the manner and for the purpose herein set forth.
Сторінка 300 - We have three that try new experiments. Such as themselves think good. These we call pioneers or miners. We have three that draw the experiments of the former four into titles and tables, to give the better light for the drawing of observations and axioms out of them. These we call compilers.
Сторінка 301 - And this we do also: we have consultations, which of the inventions and experiences which we have discovered shall be published, and which not: and take all an oath of secrecy for the concealing of those which we think fit to keep secret: though some of those we do reveal sometimes to the State, and some not.
Сторінка 64 - After these remarks you will perceive that it is no exaggeration to say, we may fairly judge of the commercial prosperity of a country from the amount of sulphuric acid it consumes.
Сторінка 122 - The surface of a sphere is equal to the convex surface of the circumscribing cylinder ; and the solidity of the sphere is two thirds the solidity of the circumscribing cylinder.