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Class Information
Number: 42/16
Name: Firearms > Breech loading > Sliding breechblock > Rearward
Description: The breechblock, in opening the breech, is made to slide rearward substantially in line with the barrel.


Sub-classes under this class:

Class Number Class Name Patents
42/25 Extractors 113
42/17 Magazine 49
42/16.1 Method of making 2
42/20 Pivoted hammer 8


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7584691 Self-powered impulse averaging recoil operated machine gun with a rotary lock bolt driven by bimodal cams Sep. 8, 2009
7526887 Pump gun May. 5, 2009
7497042 Rifle bolt linkage mechanism Mar. 3, 2009
7389719 Wire bushing for use with a firearm barrel Jun. 24, 2008
7353630 Camblock assembly with guide rod and buffer spring for a firearm Apr. 8, 2008
7343706 Camblock assembly for a firearm Mar. 18, 2008
7337570 Camblock assembly with a detent mechanism for a slide stop latch of a firearm Mar. 4, 2008
7337571 Slide stop latch for a firearm Mar. 4, 2008
7331135 Internally asymmetrical bolt carrier Feb. 19, 2008
7316091 Firearm bolt carrier with mechanical/gas key Jan. 8, 2008
7269918 Pump gun Sep. 18, 2007
7261029 Firearm bolt locking mechanism Aug. 28, 2007
7231861 Firearm modification assembly Jun. 19, 2007
7219461 Bolt assembly with locking system May. 22, 2007
7194833 Firing mechanism for semi-automatic pistols Mar. 27, 2007
7107715 Bolt assembly with locking system Sep. 19, 2006
7103998 Camblock assembly for a firearm Sep. 12, 2006
7051467 Gun trigger May. 30, 2006
7047684 Short repeater rifle May. 23, 2006
7007424 Multi-shot ring airfoil projectile launcher Mar. 7, 2006
6971202 Gas operated action for auto-loading firearms Dec. 6, 2005
6966137 Device for extracting and ejecting a cartridge case in a firearm Nov. 22, 2005
6796069 Firing element for muzzleloading rifle Sep. 28, 2004
6769208 Sear mechanism for firearms Aug. 3, 2004
6742434 Machine gun Jun. 1, 2004
6708437 Apparatus for loading a cartridge into a cartridge chamber Mar. 23, 2004
6678983 Ultra-short-action firearm for high-power firearm cartridge Jan. 20, 2004
6625916 Conversion of firearms to fire reduced-energy ammunition Sep. 30, 2003
6625917 Bolt assembly for a firearm Sep. 30, 2003
6622609 Breech mechanism with non-rotating breechblock Sep. 23, 2003
6612063 Weapon, in particular a self-loading pistol Sep. 2, 2003
6609319 Bolt assemblies for firearms Aug. 26, 2003
6564491 Firearm bolt assembly May. 20, 2003
6564691 Semi-automatic gas-operated shotgun May. 20, 2003
6536150 Automatic firearm with a moving bolt assembly with locking projections Mar. 25, 2003
6513273 Safety device for a autoloading or automatic pistol Feb. 4, 2003
6510778 Automatic bolt hold-open assembly Jan. 28, 2003
6508025 Bolt action for rifles Jan. 21, 2003
6481135 Rotatable breech mechanism Nov. 19, 2002
6393961 Straight-pull breechblock with rotating boss locking mechanism for repeating weapons May. 28, 2002
6360467 Muzzleloading rifle with pivotal bolt action Mar. 26, 2002
6347569 Semi-automatic gas-operated shotgun Feb. 19, 2002
6345460 Short bolt rifle Feb. 12, 2002
6314672 Housing for a firearm Nov. 13, 2001
6279258 Short bolt rifle Aug. 28, 2001
6240670 Locking mechanism for firearms Jun. 5, 2001
6239664 Low phase noise, wide tuning range oscillator utilizing a one port saw resonator and method of operation May. 29, 2001
6212991 Rapid fire mechanism for firearms Apr. 10, 2001
6209249 Bolt for firearm allowing for reduced clearance between bolt and bolt runway Apr. 3, 2001
6189253 Muzzleloading rifle and method and means for loading the same Feb. 20, 2001

1 2 3


 
 
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