Identifier: reportofboardof00unit (find matches)
Title: Report of the Board of officers appointed in pursuance of the act of Congress approved June 6, 1872, for the purpose of selecting a breech-system for the muskets and carbines of the military service, together with their report upon the subject of trowel-bayonets;
Year: 1873 (1870s)
Authors: United States. Board on Breech-loading Small-arms United States. Army. Ordnance Dept
Subjects: United States. Army Firearms Bayonets
Publisher: Washington, Govt. Print. Off.
Contributing Library: Library of the Marine Corps
Digitizing Sponsor: Library of the Marine Corps

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
ed, the nose of thespring-sear riding over the beveled shoulder of the fillet on the needle-bolt, catches against its square face, and retains the bolt against thepressure of the mainspring, when, in order to load the piece, the resist-ance of the hand has been withdrawn. Closed.—By returning the lever to its place beneath the barrel,the barrel is first swung round in the prolongation of its original posi-tion, and is then drawn back so that the gas-plug projecting from thereceiver shall enter the mouth of the chamber. Fired.—By the means described in the Prussian needle-gun, (q. v.)In case of a failure to ignite the charge, the piece, without opening it,may be recocked by the means therein described. The arm using a self-consuming cartridge-case, no extracting or eject-ing apparatus is needed. The enormous swell left at the muzzle of this piece, it is supposed, isintended to protect it from the indentations likely to occur in use in themounted service. SEkuhEA-.A K.KTme-iw.an 6 *
Text Appearing After Image:
41 PARTS PECULIAR AND ESSENTIAL TO THE SYSTEM. One of Wood:1 Stock. Eighteen principal metallicpotts not other wise mentioned: 5 Guard Strap, 8 Guard, 15 Receiver, 25 Eccentric, 27 Eccentric Guide Plate, 30 Eccentric Plate, 31 Connecting Rod, 33 Cocking Bolt, 34 Cocking Bolt Cover, 36 Lever, 37 Lever Stop,39 Trigger, 44 Gas Plug, 45 Needle, 45 Needle Spindle, 46 Needle Guide, 47 Needle Bolt,51 Lock Tube. Fourteen Screws: 6 Guard Strap Screw, 7 Guard Strap Screw,9 Guard Screw, 10 Guard Screw, If; Guide St ud Screw, 17 Guide Stud Screw, 22 Tuny Screw, 20 Eccentric Screw, :ix Eccentric Guide Plate Scr. 29 Eccentric Guide Plate Scr.32 Cocking Bolt Screw,35 Cocking Bolt Cover Scr.,38 Lever Stop Screw, 42 Spring Sear Screw. One Pin: 40 Trigger Pin. Three Springs: 48 Spring Catch, 43 Main Spring, 41 Spring Sear. Four other minor parts: 18 Guide Stud Scrw Washer, 19 Guide Stud Scrw Washer, 49 Needle Bolt Washer, 50 Needle Bolt Washer. 16 PARTS NOT PECULIAR TO THE SYSTEM, OK COMMON TO ALL ARMS

Note About Images