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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 120
42/17 Magazine 61
42/16.1 Method of making 3
42/20 Pivoted hammer 12


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8701324 Forward facing thumb tab for firearms Apr. 22, 2014
8677664 Stock bolt of a firearm equipped with a damping mechanism Mar. 25, 2014
8661963 Recoil system and method for upper receiver Mar. 4, 2014
8590197 Firearm conversion assembly and method Nov. 26, 2013
8578836 Firearm with enhanced handling by dissipating the effects of recoil and muzzle climb Nov. 12, 2013
8533986 Bolt for a repeating firearm Sep. 17, 2013
8522465 Modular firearm system Sep. 3, 2013
8484877 Rifle upper receiver with integral magazine well Jul. 16, 2013
8464453 Blowback bolt upper receiver and barrel assembly Jun. 18, 2013
8453367 Maintenance kit incorporated into sub caliber action device Jun. 4, 2013
8448363 System for ejecting shells from either right or left side of a weapon May. 28, 2013
8397623 Rifle and kit for constructing same Mar. 19, 2013
8393103 Firearm having a debris shield Mar. 12, 2013
8381629 Double barrel bolt action rifle Feb. 26, 2013
8375616 Automatic rifle bolt carrier with fluted boss Feb. 19, 2013
8356537 Ambidextrous charging handle Jan. 22, 2013
8336436 Ambidextrous cam style charging handle Dec. 25, 2012
8333137 Side handle firearm actuation system Dec. 18, 2012
8316755 Cotter pin anti rotation mechanism for accommodating sub caliber ammunition utilized in an AR-15 type firearm Nov. 27, 2012
8312656 Shotgun having an improved shotshell feeding mechanism Nov. 20, 2012
8302340 Bolt action for a firearm Nov. 6, 2012
8261479 Bolt action rifle with safety latching mechanism Sep. 11, 2012
8234807 High feed ramp for colt 1911 style handguns Aug. 7, 2012
8104393 Charging handle Jan. 31, 2012
8096074 Firearm Jan. 17, 2012
8091466 Breech portion for a repeating rifle Jan. 10, 2012
8061255 Firearm with cartridge pick-and-place mechanism Nov. 22, 2011
8042296 Semiautomatic or fully automatic firearm Oct. 25, 2011
8006609 Slide catch-ejector assembly for firearm Aug. 30, 2011
7975417 System for joining a barrel to the receiver of a bolt action rifle Jul. 12, 2011
7975595 Firearm Jul. 12, 2011
7950177 Bolt action firearm May. 31, 2011
7937870 Firearm having a debris shield for use with a direct gas impingement system May. 10, 2011
7930968 Cam pin with roller for bolt carrier Apr. 26, 2011
7886470 Bolt assembly for a firearm Feb. 15, 2011
7861635 Ambidextrous charging handle for a firearm Jan. 4, 2011
7849777 Firearm with an improved breech bolt assembly Dec. 14, 2010
7832322 Ambidextrous charging handle for a firearm Nov. 16, 2010
7797870 Rifle bolt linkage mechanism Sep. 21, 2010
7784211 Firearm bolt carrier with mechanical/gas key Aug. 31, 2010
7743543 Trigger mechanism and a firearm containing the same Jun. 29, 2010
7707921 Ambidextrous charging handle for firearm May. 4, 2010
7631453 Interchangeable caliber semi-automatic rifle Dec. 15, 2009
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

1 2 3 4










 
 
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