Annual Report of the Secretary of WarU.S. Government Printing Office, 1887 |
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Página 16
... obtained from abroad , and the manufacture did not take place under the supervision of the Department , its acceptance could be conditioned only on the mechanical qualities of the test speci- mens and the general good repute of the ...
... obtained from abroad , and the manufacture did not take place under the supervision of the Department , its acceptance could be conditioned only on the mechanical qualities of the test speci- mens and the general good repute of the ...
Página 216
... obtained as follows : The latter being covered with red lead , the former was inserted and rotated the limiting distance several times and then removed . No evidence of contact on the two upper sectors was visible , except on the rear ...
... obtained as follows : The latter being covered with red lead , the former was inserted and rotated the limiting distance several times and then removed . No evidence of contact on the two upper sectors was visible , except on the rear ...
Página 242
... obtained and carried to equations ( C ) give the values of P1 , P2 , and P3 . They are collected in the following table : Pressures resulting from actual shrinkages . System in action . Powder chamber . Projectile seat .. Trunnion hoop ...
... obtained and carried to equations ( C ) give the values of P1 , P2 , and P3 . They are collected in the following table : Pressures resulting from actual shrinkages . System in action . Powder chamber . Projectile seat .. Trunnion hoop ...
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Palavras e frases frequentes
3.2-inch breech-loading alidade annealed Appendix Arsenal axle band base ring blank cartridges block bolts brake breech breech mechanism breech-block breech-loading rifle caliber 45 carriage carrier ring cartridges cast cast-iron cent chamber Chief of Ordnance compression contract cooling cylinder Density Double hooping Du Pont's dynamite Elastic limit Elongation after rupture Exterior diameter feet field guns finished forgings front Gatling gun grooves heated hole Hook Hotchkiss inch of original Inside interior jacket June 30 lathe length manufacture Mean measured metal Middle Midvale Steel Company mortar muzzle nitro-glycerine Ordnance Department Ounces P₁ P₂ pins pounds per square powder prescribed pressure primers R₂² rear rear-sight rounds sabot Sandy Hook screws seat shell shot shrinkage shrinking Single hooping sleeve slot South Boston Iron spindle square inch steel breech-loading surface Tensile strength thread Tons Total number transom trunnion-hoop trunnions Watertown Arsenal Watervliet Arsenal weight ז ז ז