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Class 181/223 - Silencer for firearms


Subclass of Class 181 - Acoustics
Definition: Subject matter comprising silencer muffler which attenuates
No. of patents: 55
Last issue date: 05/01/2012


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NumberTitleIssue Date
8167084Sound suppressor
A sound suppressor suppresses sound and flash by creating interacting paths of gas. While a first portion of the gas follows a first path through the suppressor, a second portion of the gas is diverted radially from the first path to a second path and then repeatedl...
05/01/2012
8162100Firearm sound suppressor
A suppressor for a firearm is provided, wherein the suppressor can be selectively oriented relative to the firearm. The suppressor has an elongate body, a piston assembly and a cam assembly. A piston of the piston assembly can be fixedly attached to the barrel of a ...
04/24/2012
8104570Suppressor
A suppressor for suppressing sounds generated by the discharge of a firearm, the discharge generating propellant gases is disclosed. The suppressor includes a host tube. The host tube is generally hollow and generally cylindrical. The suppressor also includes a mono...
01/31/2012
8100224Suppressor with poly-conical baffles
A firearm suppressor includes at least one baffle disposed within a cylindrical housing. The baffle includes a distal-facing conical baffle having a wider end and an opposing narrower end; and a proximal-facing conical baffle intersected by the distal-facing conical...
01/24/2012
7987944Firearm sound suppressor baffle
A baffle configured for use in a firearm sound suppressor is disposed along a longitudinal axis that defines a path of travel for a projectile moving from a rearward side to a forward side. The baffle includes a rear bell portion having a first annular exterior surf...
08/02/2011
7931118Baffle for sound suppression
A baffle for use in a sound suppressor for a firearm utilizing proximal and distal faces with at least one joining wall positioned between the proximal and distal faces, and forming two expansion chambers between the proximal and distal faces. The joining wall has a...
04/26/2011
7610710Interrupted thread mount primarily for attaching a noise suppressor or other auxiliary device to a firearm
An apparatus and method for easily, quickly and reliably attaching a noise suppressor or other auxiliary device to the muzzle end of a firearm barrel and for easily, quickly and reliably removing the noise suppressor or other auxiliary device there from through the ...
11/03/2009
7610992Method of assembly for sound suppressors
Provided is a method of assembly for a noise suppressor using specific welding and assembly procedures. By welding the inner portion of a noise suppressor to form a semi complete core an outer tube can then be placed over said core to reinforce the noise suppressor ...
11/03/2009
7600606Silencer tube with internal stepped profile
An apparatus which provides for, noise suppressor tube with an internal tapered profile and baffle core which has an external tapered profile machined and designed to minimize friction between the two opposing surfaces which will better facilitate the disassembly of...
10/13/2009
7588122Orientation apparatus for eccentric firearm noise suppressor and assembly method
An apparatus and method to install and index an eccentric noise suppressor. Once a noise suppressor is threadedly secured about the bore of a firearm a retention collar may be released by un-securing a retention cap. Releasing the tension which is placed on the rete...
09/15/2009
7412917Sound suppressor silencer baffle
A baffle for use in a firearm suppressor, which increases the amount of sound and flash that are perceived upon the firing of a firearm upon which a suppressor is placed without substantial alteration to the power or accuracy of the firearm upon which the suppressor...
08/19/2008
7325474Silencer
The present invention relates to a silencer easily cleanable inside. This silencer comprises a casing cylinder and a segment member housed in the casing cylinder to constitute a sound reducing means. The silencer further comprises a segment member fastening means fo...
02/05/2008
7308967Sound suppressor
A sound suppressor for a firearm for reducing sound and flash levels upon the discharge of a firearm comprises a cylindrical housing, a proximal end cap with means for attachment to a firearm and to the cylindrical housing, a distal end cap with means for attachment...
12/18/2007
7302774Flash suppressor apparatus and methods
Flash suppressors having novel expansion features are disclosed. In one embodiment, a suppressor apparatus includes an attachment portion adapted to attach to a gun barrel, and a suppressor portion coupled to the attachment portion. The suppressor portion has a supp...
12/04/2007
7207255Muzzle device
The present invention relates to a muzzle device for countering muzzle climb of a firearm muzzle 1, the muzzle device. The device comprises a chamber 5 having entry and exit apertures arranged for alignment with the path of a projectile expelled from t...
04/24/2007
7207258Weapon silencers and related systems
Silencers are provided for a weapon having a combustion chamber and a barrel. The weapon is configured to launch a projectile with combustion gases generated in the combustion chamber. An exemplary silencer includes a proximal end and a distal end, the proximal end ...
04/24/2007
7185678Orifice plate diffuser
A noise reducing device for a pressurized fluid stream, i.e., a gas, includes a housing. An inlet end and an outlet end of the housing each have at least one orifice for passing a fluid therethrough. The inlet end orifice includes an inlet face and an outlet face an...
03/06/2007
7100737Muffler for noise reduction
A muffler assembly, comprising an outer muffler assembly comprising a plurality of fiberglass discs and a plurality of reactive plates, and an inner muffler assembly comprising a plurality of fiberglass discs and a plurality of reactive plates the inner muffler asse...
09/05/2006
7047862MK38 small caliber dearmer aiming device
The invention, as embodied herein, comprises an aiming device that is attached to the end of the barrel of a dearmer or gun system in order to more quickly and more precisely align the dearmer or gun system with precise, small target. The aiming device also ensures ...
05/23/2006
6923292ATTACHMENT FOR RECOIL, NOISE, BLAST AND FLASH SUPPRESSION OF THERMODYNAMIC JETTING DEVICES SUCH AS FIREARMS, HIGH PRESSURE EXHAUST MECHANISMS AND OTHER HEAT ENGINE DEVICES, WHICH PRODUCE SUCH JETTING EXHAUST ACTION AS A RESULT OF THEIR FUNCTION
Our invention describes a muzzle or exit exhaust attachment for firearms or other thermodynamic heat engine jetting devices and incorporates magnetic field diversion design features not previously utilized to increase efficiency in the reduction of noise, flash, bar...
08/02/2005
6848538Suppressor for a paintball marker
An apparatus for suppressing muzzle pop and/or crack in a Paintball Marker, (also known as a Paintball gun), or other compressed gas gun with an outer shell which connects to a proximal end cap with centered opening to be secured to a muzzle of a Paintball marker by...
02/01/2005
6836991System and method for a cartridge casing catcher
A catcher for receiving expended shell casings from a firearm having an ejection port as the firearm is discharged, the catcher includes a hollow housing and a lining. The hollow housing having a plurality of rigid walls, wherein one of the walls has an opening in c...
01/04/2005
6658983Gun muffler and noise abatement system for large caliber gun
A gun muffler and a noise abatement system for a large caliber gun having a gun tube include a catcher. The catcher, which is disposed within the pressure vessel for entrapping particulates and for permitting the projectile to pass, includes a plurality o...
12/09/2003
6575266Tube barrel weapon
A device on the tube barrel of a tube weapon, more particularly on an aircraft cannon. It comprises a bottle, arranged on the muzzle end of the tube barrel by means of holding means, which serves to take up a shock wave at the muzzle. The bottle possesses...
06/10/2003
6412389Retainer for securing a silencer on barrel of handgun
A retainer for securing a silencer to a barrel of a handgun is disclosed. The retainer includes a counter-attachment on the barrel of the handgun for attaching the barrel to the retainer, and also includes a forward part for receiving the silencer. A bore...
07/02/2002
6412595Economical exhaust muffler system for a marine propulsion apparatus
A muffler is provided for a marine propulsion system in which an initial portion causes a downward flow of exhaust gas and entrained water from an exhaust manifold. The transition section directs the exhaust gas toward an egress section which extends upwa...
07/02/2002
6308609Suppressor
A method and an apparatus for suppressing muzzle blast and/or muzzle crack in a weapon. An apparatus for reducing muzzle blast upon discharge of one or more projectiles from a gun includes an outer shell and a first end cap adapted to be secured to a muzz...
10/30/2001
5773746Coupler for attaching a suppressor to a firearm flash hider
A coupler for attaching a suppressor to a firearm flash hider. The coupler includes a main body, an inner collar, and an outer collar. The main body defines a through bore configured to closely receive the flash hider at one end and for the passage of the...
06/30/1998
5679916Gun silencer
A silencer for a firearm is disclosed as comprising a composite outer wall, an end piece which forms a silencer muzzle and in which is located an exit opening, an attachment piece which is attached to said end piece, and a middle piece which is positioned...
10/21/1997
5610360Large caliber gun muffler
A muffler for a large caliber gun having a gun tube includes a transition section fitted around the gun tube and engaging the gun tube for preventing the escape of residual combustion gases caused by the firing of a projectile by the gun. Attached to the ...
03/11/1997
5461962Gun silencer arrangement
A silencer arrangement for large-caliber guns (3;33,34) including at least one silencer (5;54,55). In order for the system characteristics of the gun (3;33,34) not to be negatively influenced by the heavy weight of the silencer (5;54,55), the silencer is ...
10/31/1995
5398589Large caliber gun muffler
A muffler for a large caliber gun having a gun tube includes a transition section fitted around the gun tube and engaging the gun tube for preventing the escape of residual combustion gases caused by a firing of the gun. Attached to the transition section...
03/21/1995
5164535Gun silencer
A gun silencer (10) comprises an outer tube (16) having disk-shaped baffles (18) separated by intermediate spacers (20, 23, 25, 27) therein having bores through which discharge from a muzzle (14) of a gun barrel (12) travels. The baffles include rear beve...
11/17/1992
5078043Silencer
A silencer is provided for a machine pistol which silencer minimizes abrasive or frictional contact between the ballistic fired through the silencer in order to extend silencer life. The silencer includes a series concentric screen baffles which are retai...
01/07/1992
5033356Firearm with noise suppressor
A noise suppressed firearm includes a closed chamber of fixed volume in communication with the barrel bore at a location nearer the breech than the muzzle. The closed chamber communicates with the barrel bore through passage means having a cross-sectional...
07/23/1991
5029512Firearm muzzle silencer
A silencer or noise suppressor for firearms consisting of an elongated body connected to the firearm muzzle into which the expanding gases and projectile are received. The expanding gases are initially received within a chamber and pass through ports defi...
07/09/1991
4928573Silencer for saboted projectiles
A silencer and flash suppressor for sabot projectiles, which includes an accumulation chamber having a projectile entrance surrounding and closed by the gun barrel and a projectile exit which is spaced from the projectile entrance by a distance less than ...
05/29/1990
4920854Fluidic noise suppressor and stabilizer
A noise suppressor and stabilizer for a firearm having a number of fluidic scillator laminates each having a number of fluidic pressure controlled oscillators disposed thereon stacked and attached to the muzzle end of a firearm. The pressure controlled osc...
05/01/1990
4907488Device for silencing firearms and cannon
A cylindrical silencer tube is fastened to the muzzle of a firearm or cannon. A quasi-parabolic reflector placed in front of the gun muzzle directs the main discharge gas and sound wave flow rearward to a tuned chamber behind the gun muzzle. The deflected...
03/13/1990
4869151Noise and recoil suppressor apparatus for high powered rifles
A noise and recoil suppressor apparatus for high powered rifles includes a tubular body with an inner central cylindrical bore and an outer cylindrical surface. A butt end portion of the tubular body is adapted for attachment to the muzzle end portion of ...
09/26/1989
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