Skeleton Structures: Especially in Their Application to the Building of Steel & Iron BridgesVan Nostrand, 1867 - 96 páginas |
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Página 9
... distribute the material exactly according to the strain ; and the only question is , if we are in a posi- tion to distribute the material so , that in no point is there more than what is necessary . To do this , we must firstly be able ...
... distribute the material exactly according to the strain ; and the only question is , if we are in a posi- tion to distribute the material so , that in no point is there more than what is necessary . To do this , we must firstly be able ...
Página 13
... distributed uniformly through the whole struc- ture , and is therefore in each bar very trifling . A structure of this kind , by having the necessary number of bars , has the advantage of forming one 1 single rigid body , the position ...
... distributed uniformly through the whole struc- ture , and is therefore in each bar very trifling . A structure of this kind , by having the necessary number of bars , has the advantage of forming one 1 single rigid body , the position ...
Página 15
... distributed over the whole touching - surface , and if the bolt fits well , will extend , but not uniformly , from a to b and c . We will try to ascertain the proportion of this pressure by the following means . A body B ( Fig . 7 ) ...
... distributed over the whole touching - surface , and if the bolt fits well , will extend , but not uniformly , from a to b and c . We will try to ascertain the proportion of this pressure by the following means . A body B ( Fig . 7 ) ...
Página 58
... distributed over the whole length of the member , and if this con- sist of 10 bars , each bar would be exposed to one- tenth of the strain . If , thus , a rod be too long by 1000th of its length , the strain would become very little ...
... distributed over the whole length of the member , and if this con- sist of 10 bars , each bar would be exposed to one- tenth of the strain . If , thus , a rod be too long by 1000th of its length , the strain would become very little ...
Página 59
... distributed . This load acts on the connection - points , and only there , as the cross girders carrying the platform rest upon the bolts . We have , therefore , on each connection - point of the lower member a load P acting , in which ...
... distributed . This load acts on the connection - points , and only there , as the cross girders carrying the platform rest upon the bolts . We have , therefore , on each connection - point of the lower member a load P acting , in which ...
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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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