Skeleton Structures: Especially in Their Application to the Building of Steel & Iron BridgesVan Nostrand, 1867 - 96 páginas |
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Página 4
... rigidity , possess great lightness . Want of time prevented me from com- pleting similar calculations for other structures . I hope , however , to have another opportunity to write on this subject , particularly if the present treatise ...
... rigidity , possess great lightness . Want of time prevented me from com- pleting similar calculations for other structures . I hope , however , to have another opportunity to write on this subject , particularly if the present treatise ...
Página 9
... rigidity . I believe that the above described method of constructing girders of elementary bars will prove to be the only one which fulfils these con- ditions . This shows , that in a girder of this descrip- tion the nature of the ...
... rigidity . I believe that the above described method of constructing girders of elementary bars will prove to be the only one which fulfils these con- ditions . This shows , that in a girder of this descrip- tion the nature of the ...
Página 11
... rigidity , it has a disadvantage sufficient to remove all superfluous bars . For if a superfluous bar has not the exact length , which it ought to have according to geometrical design , it pro- duces in the whole structure an additional ...
... rigidity , it has a disadvantage sufficient to remove all superfluous bars . For if a superfluous bar has not the exact length , which it ought to have according to geometrical design , it pro- duces in the whole structure an additional ...
Página 33
... rigidity , and nowhere had we any superfluous bars . ( See page 12. ) In all cases where this is fulfilled it is possible to ascertain the strains in the single bars by the mode above described . As we have shown that the strains can be ...
... rigidity , and nowhere had we any superfluous bars . ( See page 12. ) In all cases where this is fulfilled it is possible to ascertain the strains in the single bars by the mode above described . As we have shown that the strains can be ...
Página 34
... rigidity of the structure ) . Further , as we are able to calculate the same number of strains as we have equations , we would want for each superfluous bar one equation . I shall show hereafter that the above number of equations is ...
... rigidity of the structure ) . Further , as we are able to calculate the same number of strains as we have equations , we would want for each superfluous bar one equation . I shall show hereafter that the above number of equations is ...
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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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