Annual Report of the Secretary of WarU.S. Government Printing Office, 1887 |
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Página 174
... BREECH MECHANISM . This is the same as that used in the field guns described in the Chief of Ordnance's Annual Report of 1886 , Appendix 30. The De Bange obturator is used instead of the Freyer , described there . The breech - block ...
... BREECH MECHANISM . This is the same as that used in the field guns described in the Chief of Ordnance's Annual Report of 1886 , Appendix 30. The De Bange obturator is used instead of the Freyer , described there . The breech - block ...
Página 182
... breech - block is screwed into the jacket . The breech mechanism is in general the DeBange interrupted - screw system . The hinge is in the jacket , the carrier - ring abutting against the rear end of the base - ring and fitting in the ...
... breech - block is screwed into the jacket . The breech mechanism is in general the DeBange interrupted - screw system . The hinge is in the jacket , the carrier - ring abutting against the rear end of the base - ring and fitting in the ...
Página 312
... breech - block is less than 0.25 " , the gas - check must be ground a little more , so as to enter further into seat . If the distance is greater than 0.25 " the gas - check must be ground less . These variations are gener- ally very ...
... breech - block is less than 0.25 " , the gas - check must be ground a little more , so as to enter further into seat . If the distance is greater than 0.25 " the gas - check must be ground less . These variations are gener- ally very ...
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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