Skeleton Structures: Especially in Their Application to the Building of Steel & Iron BridgesVan Nostrand, 1867 - 96 páginas |
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Página 8
... length of the bar , but also all fibres of the same section , are exposed to a uniform strain . This shows , that material which is exposed simply to tension and compression , acts incomparably in a more favorable manner , than material ...
... length of the bar , but also all fibres of the same section , are exposed to a uniform strain . This shows , that material which is exposed simply to tension and compression , acts incomparably in a more favorable manner , than material ...
Página 11
... length , which it ought to have according to geometrical design , it pro- duces in the whole structure an additional strain , which destroys all the advantages of its additional rigidity . If we introduce , for example , in a ...
... length , which it ought to have according to geometrical design , it pro- duces in the whole structure an additional strain , which destroys all the advantages of its additional rigidity . If we introduce , for example , in a ...
Página 12
... length of the bars , we will look at a parallelogram a b c d ( Fig . 5 ) in which the diagonal a c is of such a length as to cause a b c d to be a rectangular figure , and we are to introduce a second diagonal , which is by To part of ...
... length of the bars , we will look at a parallelogram a b c d ( Fig . 5 ) in which the diagonal a c is of such a length as to cause a b c d to be a rectangular figure , and we are to introduce a second diagonal , which is by To part of ...
Página 13
... length only of an inch too long ( " at each end ) , it causes an additional compression in each of the two diagonals = 12900.1 .. = tons . 3.36 tons per " section . " 1 If this bar is too short , it causes an additional tension of ...
... length only of an inch too long ( " at each end ) , it causes an additional compression in each of the two diagonals = 12900.1 .. = tons . 3.36 tons per " section . " 1 If this bar is too short , it causes an additional tension of ...
Página 17
... length being equal to the thickness of the bar ) , and the area is therefore = dp , when d is the diameter of the bolt , and p the thickness of the bar - head . If q represents the section C D , then : 1 // ар = or > q . To make dp ...
... length being equal to the thickness of the bar ) , and the area is therefore = dp , when d is the diameter of the bolt , and p the thickness of the bar - head . If q represents the section C D , then : 1 // ар = or > q . To make dp ...
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Términos y frases comunes
75 cents admissible strain Artillery ascertain beam bolt Britannia Bridge calculation Captain carry Cavalry compression connection-points construction Corps of Engineers dead weight deflection determined diagonal displacings engravings equal equations exactly example experiments exposed feet span firstly fixed formula GILLMORE gives greatest GUNNERY heat Hypsometry Illustrated increase Infantry instruction introducing iron length limit of elasticity load per running Major-General Manual Maps material Merrimack River Military Academy modulus of elasticity Naval octavo Officers OLAUS HENRICI Ordnance parallelogram of forces plates Practical pressure prolongation proportion q tons REBELLION Rifle rigidity roadway running foot single line Skeleton Bridge skeleton girder Skeleton Structures Steam steel strains caused superfluous bars suspended bridges tables TACTICS temperature tensile force tension tion tons per inch tons per running Treatise trussed bridges U. S. Army U. S. Navy United v₁ Volunteers West Point whilst whole
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