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Class Information
Number: 42/15
Name: Firearms > Breech loading > Sliding breechblock > Movable chamber
Description: Firearms having a chamber which is movable relative to the barrel and surrounds or holds a cartridge or load in firing position, and which may be integral with, connected to, or separate from, the sliding breechblock.

Patents under this class:

Patent Number Title Of Patent Date Issued
8464453 Blowback bolt upper receiver and barrel assembly Jun. 18, 2013
8006609 Slide catch-ejector assembly for firearm Aug. 30, 2011
7753549 Weapon aiming device Jul. 13, 2010
7571672 Conversion platform for a .45 ACP pistol Aug. 11, 2009
7340987 Conversion platform for a .45 ACP pistol Mar. 11, 2008
7137217 Auto-loading firearm mechanisms and methods Nov. 21, 2006
6571499 Pistol Jun. 3, 2003
6442882 Cartridge ejection mechanism for converted automatic pistol Sep. 3, 2002
5937558 Electronically discharged and gas operated firearm Aug. 17, 1999
5784821 Electrically discharged and gas operated firearm Jul. 28, 1998
5717156 Semi-automatic pistol Feb. 10, 1998
5604325 Cannon breech including a breech block translatable between two cheeks of a breech ring, and cannon having such a cannon breech Feb. 18, 1997
5299373 Hand-gun with moving cartridge chamber magazine Apr. 5, 1994
4949493 Firearm Aug. 21, 1990
4947571 Self-loading pistol Aug. 14, 1990
4872391 Gun for firing telescoped ammunition, plus searing means Oct. 10, 1989
4771757 Clip with blocked chamber stop mechanism for supplying projectiles gun Sep. 20, 1988
4760663 Firearm Aug. 2, 1988
4760834 Clip with rib stop mechanism for supplying projectiles to gun Aug. 2, 1988
4739570 Firearm Apr. 26, 1988
4640193 Chemiluminescent light container Feb. 3, 1987
4599817 Signal pistol Jul. 15, 1986
4471549 Actuating mechanisms for small arms Sep. 18, 1984
4453329 Firearms with rotary magazines Jun. 12, 1984
4123963 Firearm and caseless ammunition therefor Nov. 7, 1978
4023295 Firearm construction having mechanical means for the ejection of misfired cartridges May. 17, 1977

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