185 results about "Suppressor" patented technology

Embodiments described herein relate to suppressors for reducing or eliminating sound, flash, and / or heat generated by firearms while discharging projectiles. The suppressor includes a unitary structure containing a cone shaped nozzle disposed at one end of a body. The body has a plurality of baffles surrounding a central bore, a breech end opposite a faceplate, and a plurality of cooling channels spanning a length of the body. Each cooling channel has a first opening at the breech end and a second opening at the faceplate. The unitary structure further contains an outer ring spanning from the breech end to at least the faceplate, a longitudinal wall spanning from the breech end to the faceplate, and a plurality of radially oriented walls extending between the longitudinal wall and the outer ring. The plurality of cooling channels is disposed between the longitudinal wall, the outer ring, and the radially oriented walls.

A firearm suppressor assembly includes a modular suppressor which comprises a tube and a pair of end caps each being attachable to opposing ends of the tube and a plurality of baffles each being positionable within the tube such that a first bullet hole in each of the pair of end caps is aligned with a second bullet hole in each of the plurality of baffles. A bullet from a firearm passes through the first bullet hole in the end caps and the second bullet hole in each of the plurality of baffles when the modular suppressor is attached to a firearm. Each of the plurality of baffles has a plurality of gas holes is in fluid communication with a vent hole in the tube to pass combustion gases through the gas holes and the vent hole thereby reducing the intensity of the report of the firearm.

Provided is a firearm noise suppressor baffle formed of at least two material zones. The zones are made of materials having dissimilar coefficients of thermal expansion from each other and have an interface substantially transverse to a bore axis. The baffle includes an annularly interrupting gap having a width. The gap is formed in at least one of the material zones and extends substantially longitudinal relative to the bore axis from an edge of the baffle.

A suppressor assembly for a firearm includes a rear mount, a rear cap, at least one baffle on a forward side of the rear cap, and a front cap on a forward side of the at least one baffle. The rear mount includes an inner bore, a rear attachment interface, and a forward attachment interface. The rear cap is attached to the rear mount through the forward attachment interface. The rear attachment interface connects the suppressor assembly to the firearm. The front cap includes a plurality of exit holes that allow propellant gases to exit the suppressor assembly through the front cap.

A suppressor cover for a rifle has a first panel and a second panel that combine to form a tube, and a collar configured to wrap around the forward end of the tube. The panels have locking tabs configured to mate with corresponding rail slots on the rifle's handguard. The panels may have air vents.

An assembly (1) for a firearm (2). The assembly includes a muzzle device (3) configured to be attached to the firearm (2), a substantially tubular muzzle adapter (9), a substantially tubular attachment mount (15), a substantially tubular clutch collar (19), and a device (23) such as a sound suppressor. The device (23) is releasably attached to the substantially tubular attachment mount (15) by an attachment device (25). The muzzle device (3) is configured to be releasably received in the substantially tubular muzzle adapter (9). The substantially tubular muzzle adapter (9) is attached to the substantially tubular clutch collar (19) for rotation about the longitudinal central axis A together with the substantially tubular clutch collar (19) with respect to the device (23), to the muzzle device (3) and to the substantially tubular attachment mount (15) between (i) a locking position, and (ii) an unlocking position.

A spacer assembly includes a spacer comprising a spacer material defining a spacer material density, the spacer comprising a spacer body and a spacer baffle formed monolithically with the spacer body, the spacer defining a bore therethrough; and an independent cover baffle formed separately from the spacer and comprising a baffle material defining a baffle material density that is different from the spacer material density, the independent cover baffle mounted over the spacer baffle.

A firearm suppressor cover (1), comprising a thermal insulator (3) which is, in use, configured to surround a firearm suppressor (4); and a curved spring (2) which is located at a first end of the cover and pre-bent into a shape of a ring, which is open at one point, the spring (2) being, in use, configured to tighten around the firearm suppressor (4) in order to tighten said thermal insulator (3) around the firearm suppressor (4) and to prevent the longitudinal movement of said thermal insulator (3) in relation to said suppressor (4).

A firearm suppressor is provided, including a tubular core, a baffle carried within the core, and a tubular mount. The core may be attached end-to-end to the mount. A cap may be attached end-to-end to the core opposite the mount. An intermediate member may be included, extending between the mount and the cap, and residing outboard of the core. The intermediate member may be welded to the mount and to the cap. The mount, the cap, and the intermediate member may be composed of one or more of titanium, aluminum, resins, polymers, composites, carbon fiber, and ceramics, whereas the core and the baffle may be composed of one or more of cobalt, nickel alloy, steel, stainless steel, and cobalt alloy.

A firearm sound suppressor can include an outer housing that defines a bore axis and an inner wall disposed at least partially within the outer housing. The inner wall can be oriented along the bore axis and includes a cylindrical central chamber. An annular chamber can be disposed between the outer housing and the inner wall. At least one helical partition can be disposed in the annular chamber to define at least one interleaved helical pathway through the annular chamber. Each interleaved helical pathway includes a first forward helical segment, a reverse helical segment sharing a first common wall with the first forward helical segment, and a second forward helical segment sharing a second common wall with the reverse helical segment. The first and second common walls can be distinct from one another.

A suppressor for a multi-barrel weapon system includes an aft end configured to receive a muzzle of each barrel of the plurality of barrels, a forward end defining a plurality of projectile apertures configured to align with the plurality of barrels when the muzzle of each barrel is received in the aft end, and a sidewall extending from the aft end to the forward end, the sidewall at least partially defining a single continuous interior chamber in which propellant gases emitted from the muzzle of each barrel comingle and circulate. The suppressor can include a plurality of baffles. A plurality of projectile apertures in each baffle can align with the muzzles to define a plurality of parallel bullet paths. Each projectile aperture is in fluid communication with each other projectile aperture.

A system for a firearm having a timeable brake and a suppressor. The brake comprises a brake body, a first taper, and a collar configured to rotate independently of the brake body. The suppressor comprises a second taper. When the brake body is oriented in a selected orientation with respect to the suppressor, a force is applied to wedge the first taper into the second taper and rotationally lock the selected orientation of the brake body. Rotation of the collar to a locked position then secures the brake body to the suppressor.

A suppressor assembly for a firearm having a receiver and a barrel connected to the receiver which includes a tube adapted to be coupled to the receiver and which serves as the handguard for the firearm. The tube circumferentially encloses and extends along the barrel and defines ports arranged proximate to the receiver and apertures arranged near the muzzle end. Near the ports is a modulator that adjusts the openings of the ports. Coupled to the end of the tube is noise suppression tube wherein orifices to vent propellant gases and a baffle assembly is disposed. Propellant gases expand within the expansion volume and exit the suppressor through the ports, the apertures, the orifices and through the opening for the bullet in the end cap.

A firearm suppressor (100) is disclosed that includes a plurality of fluid redirectors (202). The fluid redirectors (202) include vanes (402) in one of either a clockwise or counterclockwise configuration. The firearm suppressor (100) also includes an outer tube (102) disposed around the plurality of fluid redirectors (202). The fluid redirectors (202) are stackable and include an annular base (404) that tapers to a central opening (406), where the central opening (406) is configured to receive a projectile. Each vane (402) is configured to nest into the annular base (404) of a first adjacent stackable fluid redirector (202). A firearm is also disclosed and includes a barrel (1402) and the firearm suppressor (100).

The invention provides a control method of an ion chromatography three-column suppressor. The control method comprises the following steps: (1) obtaining the running time P1 of the three-column suppressor in an equilibrium state; (2) judging whether the balance state operation time P1 reaches the balance column switching time T1 or not, not switching the position of the suppressor column under the condition that P1 is less than T1, and switching the position of the suppressor column under the condition that P1 is equal to T1; (3) judging whether a sample introduction signal is received or not, and repeating the step (2) when the sample introduction signal is not received; turning to the step (4) when a sample introduction signal is received; (4) sample injection detection is started, and the operation time P2 of the three-column suppressor in the sample injection state is obtained; (5) judging whether the sample injection state operation time P2 reaches the sample injection column cutting time T2 or not, and under the condition that P2 is less than T2, not switching the suppressor column body; and under the condition that P2 is larger than or equal to T2, the position of the suppressor cylinder is switched, and the step (3) is repeated. The invention further discloses a control device of the ion chromatography three-column suppressor and a computer readable storage medium.

An in and out flood restoration system and method of using the same is provided. The system may include a recovery tank with an internal storage volume to store a recovered flood liquid, one or more air openings, and one or more liquid openings. The recovery tank may be sealed or generally air tight. The system may include a suction / blower assembly, or a suction source and a blower source, to produce a suction (or negative) pressure and a blower (or positive) pressure at the one or more air openings. The system may include a suction hose and discharge hose to retrieve and dispose of the flood liquid to and from the one or more liquid openings of the recovery tank. The system may further include a stationary or rolling frame for use when the system is in an operation mode or a storage mode, and at least one sound suppressor.

A sound suppressor for a firearm is disclosed. The sound suppressor includes a tubular casing adapted to be attached at the muzzle of a firearm, a distal end including an end cap with an exit orifice adapted to permit the passage of a projectile; a core structure defining at least one flow disruptor adapted to disrupt flow of propellant gases leaving said muzzle, said core structure furthermore defining a projectile passageway adapted to be aligned with a bore of said firearm and adapted to permit the passage of a projectile from said muzzle to said exit orifice; a plurality of water drainage openings passing through said tubular casing on an underside thereof, and a shutter including a plurality of through-holes, said shutter being slidably mounted on said tubular casing and displaceable from a first position and a second position.

A firearm suppressor. In an embodiment, the suppressor includes an outer tube and a baffle core disposed within the outer tube. The baffle core includes a body having an exterior surface spaced from the inside surface of the outer tube. A bore extends through the body from an inlet to an outlet permitting a bullet to pass through the baffle core. A plurality of slots or through holes extend through the body between the bore and the external surface of the body permitting gases to expand outward toward the outer tube. A plurality of blind cavities are formed into the external surface of the body and extending into the body without penetrating the bore. These blind cavities provide additional surface area and slow the exit of gases from the suppressor and further cool the gases.

An apparatus is disclosed for a firearm suppressor. In certain examples, the firearm suppressor includes an outer cylinder defining a longitudinal axis, and an inner cylinder having an inner chamber, where the inner cylinder is disposed at least partially within the outer tube and defines an outer chamber with the outer cylinder, where the outer chamber is disposed between an inner surface of the outer cylinder and an outer surface of the inner cylinder. The suppressor also includes a reversing baffle disposed at one end of the inner cylinder and configured to reverse a flow of gasses from the inner chamber and direct the gasses into the outer chamber, and at least one reverse flow pathway comprising a reverse section and a forward section, and where the at least one reverse flow pathway fluidly couples the inner chamber with an end cap.

An electrolytic suppressor includes an eluent plate including an eluent channel through which an eluent including an ionic species flows; a first regenerant plate including a first regenerant channel and a second regenerant plate including a second regenerant channel; a first and second charged barriers disposed between the eluent plate and the first regenerant plate or the second regenerant plate, respectively; first and second metal plates, a plurality of screws or bolts fastening the first and second metal plates and compressing the eluent plate, the first and second regenerate plates, and the first and second charged barriers to form a leak resistant assembly with a pressure rating of at least 200 PSI; a stationary flow-through ion exchange material disposed within the eluent channel; a first screen and a first electrode disposed within the first regenerant channel; and a second screen and a second electrode disposed within the second regenerant channel.

A compact silencer (suppressor) device for a firearm including multiple chambers which trap the gases from a projectile exiting the barrel of a gun to slow down the gases and reduce the temperature, sound, and flash associated with the projectile. In one embodiment, the first chamber which attaches to the barrel of the firearm includes sound baffling materials or gas porting baffles which vent gases from the second chamber passing rearward. The second chamber includes a chamber which can accommodate a retractable third chamber of the device, the second and third chamber of the device can have sound baffles to slow down the gases from the projectile.

A suppressor assembly is disclosed. The suppressor can comprise an outer tube defining a barrel axis, a first endcap configured to couple to a barrel of a firearm at a first end of the outer tube, and a spacer assembly in the outer tube. The spacer assembly can be positioned and / or captured between the first endcap and an exit side of the outer tube. The spacer assembly can comprise a plurality of spacers comprising a plurality of small and large diameter baffles oriented in different desirable positions within the spacer assembly. The baffles and spacers can be constructed from different materials so the weight of the baffles are greater than the weight of the spacers.

An apparatus and methods are provided for a suppressor to be coupled with a muzzle end of a barrel of a firearm to reduce muzzle blast and muzzle flash. The suppressor comprises a housing having a proximal end and a distal end. A front portion within the housing comprises a series of cylindrical gas expansion chambers for attenuating the temperature and energy of propellant gases accompanying a projectile fired from the firearm. An annular gas expansion chamber surrounds the cylindrical gas expansion chambers and directs a portion of the propellant gases from a rear portion of the suppressor to peripheral vents disposed at the distal end. Lateral chambers within the rear portion deflect and rebound a portion of the propellant gases before passing them into the annular gas expansion chamber. Ledges within the annular gas expansion chamber direct the propellant gases distally through suppressor toward the peripheral vents.

A suppressor comprised of a tubular body, a rear end with a barrel attachment facility and a forward end defining a bullet exit aperture in a lateral aperture of the body proximate to an intermediate portion. A rear portion of the body defines an expansion chamber, with an interior tube concentric with the body and a rear tube end spaced apart from the attachment facility. A gas transmission facility is forward of the expansion chamber defining a plurality of helical passages encircling a rear portion of the tube and each have a rear opening, communicating with the expansion chamber, and a forward end communicating with the intermediate interior portion of the body. A gas transmission element forward of the intermediate portion surrounds the tube, and an articulated passage with an entrance communicating with the intermediate portion of the body and extending forward proximate the forward end of the body.

The present invention provides a quick coupling muzzle booster and suppressor adaptor system having a quick coupling muzzle booster and suppressor adaptor and direct rifle mount that can be coupled to a suppressor and mounted on a lock breech pistol or pistol caliber carbine. The system according to the invention provides wherein the quick coupling muzzle booster includes a booster slide with an external quick connect for coupling to the suppressor adaptor, and wherein the external quick connect of the booster slide includes a plurality of lugs corresponding to a proximal end of a housing of the suppressor coupling, and wherein the muzzle booster includes a booster piston that is coupled to a pistol. The system according to the invention may provide wherein the muzzle booster includes a booster piston nut with a spring, wherein the booster piston nut is coupled to the booster piston.

A firearm suppressor cover (1), comprising a thermal insulator (3) which is, in use, configured to surround a firearm suppressor (4); and a curved spring (2) which is located at a first end of the cover and pre-bent into a shape of a ring, which is open at one point, the spring (2) being, in use, configured to tighten around the firearm suppressor (4) in order to tighten said thermal insulator (3) around the firearm suppressor (4) and to prevent the longitudinal movement of said thermal insulator (3) in relation to said suppressor (4).

A firearm suppressor includes a first section along an axis; a second section along the axis downstream of the first section, the second section having a second section twist rate; a third section along the axis downstream of the second section, the third section having a third section twist rate, the third section twist rate greater than the second section twist rate; and a fourth section along the axis downstream of the third section, the fourth section having a fourth section twist rate, the fourth section twist rate greater than the third section twist rate.

A suppressor system for a firearm having aligned sleeve openings between the barrel or a central tube and an inner sleeve. The suppressor system further includes dividers located between an outer sleeve and the inner sleeve. The suppressor system provides improved noise attenuation through the expansion of hot gasses multiple cavities in the suppressor system and also by slowing the hot gasses via tortuous pathways or collision of hot gasses in the suppressor system.

An electric noise suppressor is provided for suppressing electric noise of at least one cable. The suppressor includes first and second ferrite members. Each of the ferrite members has an inner surface and an outer surface facing away from the inner surface, the first and second ferrite members being disposed so the inner surfaces face one another. The suppressor further includes first and second retention clips. Each of the retention clips has a side wall and opposed first and second pressing walls extending from spaced apart locations on the respective side wall. The retention clips are disposed so that the first pressing walls engage the outer surface of the first ferrite member and the second pressing walls engage the outer surface of the second ferrite member. The first and second pressing walls are configured to press the inner surfaces of the first and second ferrite members toward one another.