File:Martini henry lock section.png

Section through a Martini-Henry lock.

Scanned from "Discoveries & Inventions of the Nineteenth Century" R.Routledge, 13th Edition, 1900.

• A - bolt holding lock and breech to wooden stock
• B - block closing the breech
• C - pin pivoting the block B
• D - back of the case
• E - the lever
• F - pin working on the tumbler G
• G - tumbler working the block B and firing mechanism K
• H - a notch to hold the tumbler G in position
• I - the depression along the top of the block B
• J - the firing chamber
• K - the spring and metal point of the firing mechanism
• L - the rest-piece, holding the firing mechanism in tension until released by the trigger
• M - pin holdinging the cartridge extractor arms N
• N - the cartridge extractor arms
• O - arm working the arms N through the lever E

Firts uploaded to the English wiki under the same name by

	這一媒體文件在美國屬於公有領域。這可用於版權過期的美國作品，通常這些作品發表於1929年1月1日之前。查看這個頁面可以獲取到更多的解釋。
	這一圖片在美國以外可以沒有處於公有領域，特別是對美國作品不適用較短期限法則的國家，如加拿大、中國大陸（不含香港及澳門）、德國、墨西哥和瑞士。作品的作者和發表時間是關鍵信息，並且必須提供。參見 維基百科:公有領域及維基百科:版權信息以獲取更多細節。