The Mechanic's Magazine, Museum, Register, Journal and Gazette, Band 43Robertson, 1845 |
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Seite 8
... weight , instead of passing over a rack - pulley ; k , an eye screwed into the sash - bead , through which the cord runs ; I m are connecting sockets , which serve both to unite the cords , and also to stop ( by means of the eye , k ) ...
... weight , instead of passing over a rack - pulley ; k , an eye screwed into the sash - bead , through which the cord runs ; I m are connecting sockets , which serve both to unite the cords , and also to stop ( by means of the eye , k ) ...
Seite 12
... weight , of the same shape as the weight of a clock , until it was red - hot ; and then lowered it by a wire into a glass of cold water , without there being the slightest indication of action in the water , more than if the weight had ...
... weight , of the same shape as the weight of a clock , until it was red - hot ; and then lowered it by a wire into a glass of cold water , without there being the slightest indication of action in the water , more than if the weight had ...
Seite 29
... weight of the shaft and wings , or vanes , it descends , and by its con- nection with the throttle valve of an engine , gate of a mill , & c . , the moving force of the machinery is either increased , or diminished . Claim . " Having ...
... weight of the shaft and wings , or vanes , it descends , and by its con- nection with the throttle valve of an engine , gate of a mill , & c . , the moving force of the machinery is either increased , or diminished . Claim . " Having ...
Seite 32
... weight , and the loss of the coating with which the metal must be protected . The steamer Great Britain would carry more wire of this size than would extend to Europe , and its cost , I think , would be less than a million of dollars ...
... weight , and the loss of the coating with which the metal must be protected . The steamer Great Britain would carry more wire of this size than would extend to Europe , and its cost , I think , would be less than a million of dollars ...
Seite 36
... weight ; and in the direction of the centripetal flow do all bodies ponderate . Weight is not natural to matter . Besides , something in continued flow must force from the polar circles the elementary matter of which the boreales ...
... weight ; and in the direction of the centripetal flow do all bodies ponderate . Weight is not natural to matter . Besides , something in continued flow must force from the polar circles the elementary matter of which the boreales ...
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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
Beliebte Passagen
Seite 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.
Seite 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.
Seite 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,
Seite 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.
Seite 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...
Seite 317 - ... whole being constructed, arranged, and combined, in the manner and for the purpose herein set forth.
Seite 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.
Seite 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.
Seite 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.
Seite 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.