The Mechanics' Magazine and Journal of Engineering, Agricultural Machinery, Manufactures and Shipbuilding, 71. köideRobertson, Brooman, & Company, 1859 |
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Page 46
... pressure upon which is brought into play by a fourth pressure arising from the action of a binding wedge or key , or otherwise . The three dead pressures are those of the pressure of the bottom of the rail upon the sole of the chair ...
... pressure upon which is brought into play by a fourth pressure arising from the action of a binding wedge or key , or otherwise . The three dead pressures are those of the pressure of the bottom of the rail upon the sole of the chair ...
Page 47
... pressure gauge for steam , gas , or other fluids . Dated Dec. 1 , 1858 . This consists principally in the arrangement of a series of pairs of tubes , each tube forming in itself a mercury gauge similar to the one commonly known as such ...
... pressure gauge for steam , gas , or other fluids . Dated Dec. 1 , 1858 . This consists principally in the arrangement of a series of pairs of tubes , each tube forming in itself a mercury gauge similar to the one commonly known as such ...
Page 51
... pressure to find their THE scandalous neglect of the Cort family , to tice and ingratitude . We commend the me- strength . He afterwards carefully tested the which we have so often drawn attention , is be - morial now in the hands of ...
... pressure to find their THE scandalous neglect of the Cort family , to tice and ingratitude . We commend the me- strength . He afterwards carefully tested the which we have so often drawn attention , is be - morial now in the hands of ...
Page 62
... pressure or points of elevation . The invention is based upon the following principle : -Where an electric current passes along a wire in the immediate neighbourhood of a magnetic needle , the latter will be deflected from its normal ...
... pressure or points of elevation . The invention is based upon the following principle : -Where an electric current passes along a wire in the immediate neighbourhood of a magnetic needle , the latter will be deflected from its normal ...
Page 71
... pressure , and are most liable to abrasion . If screws are adopted , the author has designed an arrangement which , he thinks , would cost less than Mitchell's screws , and which is as follows : -The angles of the wood being removed , a ...
... pressure , and are most liable to abrasion . If screws are adopted , the author has designed an arrangement which , he thinks , would cost less than Mitchell's screws , and which is as follows : -The angles of the wood being removed , a ...
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Common terms and phrases
Admiralty apparatus application Armstrong gun arrangement bar iron barrel boat boiler Busk cable carriage centre chamber coinage coins Committee communication connected consists construction copper Cort Cort's cylinder Dated Dec Dated Feb Dated Jan Dated November diameter Dockyard drawing rollers drawings electric telegraph employed engines experiments fabrics feet fibrous fitted frame furnace grooves gutta-percha heat Henry Cort horizontal Improvements in machinery inch invention inventor iron labour lever lower machine MAGAZINE manufacture material means MECHANICS ments Messrs metal motion November 20 obtained officers ordinary paper pass Patent abandoned Patent completed piece pipe piston placed plate present pressure produced projectiles pump purpose R. A. Brooman railway ratus rifled rollers Scott Russell screw shaft ship side Sir William Armstrong spindle steam steel surface telegraph tion tube valve vertical vessel W. E. Newton weight wheel wire wrought iron
Popular passages
Page 20 - WILL you walk into my parlour?" said the Spider to the Fly; " 'Tis the prettiest little parlour that ever you did spy ; The way into my parlour is up a winding stair, And I have many curious things to show when you are there." " Oh, no, no," said the little Fly ; " to ask me is in vain, For who goes up your winding stair can ne'er come down again.
Page 88 - All letters patent for inventions granted under the provisions hereinbefore contained shall be made subject to the condition that the same shall be void, and that the powers and privileges thereby granted shall cease and determine, at the expiration of three years and seven years respectively from the date thereof...
Page 193 - ... would have looked like false humility, that is like pride, on mine. But I reflected further, and saw in my acceptance the means, of which necessarily so few are offered to Her Majesty, of testifying to you, through the instrumentality of her husband, that your labours are not unappreciated by your Sovereign, and that she wishes her people to know this as well as yourselves.
Page 193 - I, a simple admirer and would-be student of science, to take the place of the chief and spokesman of the scientific men of the day, assembled in furtherance of their important objects ! — the thing appeared to me impossible. Yet, on reflection, I came to the conclusion that, if not as a contributor to, or director of your labours, I might still be useful to you, useful to Science, by accepting your offer. Remembering that this Association is a popular Association, not a secret confraternity of...
Page 194 - To give a stronger impulse and a more systematic direction to scientific inquiry, — to promote the intercourse of those who cultivate Science in different parts of the British Empire, with one another, and with foreign philosophers, — to obtain a more general attention to the objects of Science, and a removal of any disadvantages of a public kind which impede its progress.
Page 211 - for the purpose of taking such steps as may be necessary to render the patent system and the funds derived from inventors more efficient and available for the reward of meritorious inventors and the advancement of practical science.
Page 195 - ... are stored, saving him at once a painful and laborious search, and affording him at the same time an assurance that what is here offered contains the whole of the treasures yet acquired. While this has been one of its latest attempts, the Association has from its very beginning kept in view that its main sphere of usefulness lay in that concentrated attention to all scientific operations which a general gives to the movements of his army, watching and regulating the progress of his impetuous...
Page 195 - ... which I trust you will determine to found would risk success in working on such large lines, let me remind you that in 1859, when the late Prince Consort occupied this Chair, he referred to " impediments " to scientific progress, and said, " they are often such as can only be successfully dealt with by the powerful arm of the State or the long purse of the nation.
Page 194 - On this primitive soil the botanist and zoologist will be attracted only by a limited range of plants and animals ; but they are the very species which the extension of agriculture and increase of population are gradually driving out of many parts of the country. On those blue hills the red deer, in vast herds, holds undisturbed dominion over the wide heathery forest, until the sportsman, fatigued and unstrung by the busy life of the bustling town, invades the moor, to regain health and vigour by...
Page 193 - Remembering that this Association is a popular Association, not a secret confraternity of men jealously guarding the mysteries of their profession, but inviting the uninitiated, the public at large, to join them, having as one of its objects to break down those imaginary and hurtful barriers which exist between men of science and so-called men of practice...