For Barrel Cleaning Patents (Class 42/95)
-
Patent number: 5628136Abstract: A gun cleaning and safety device stored and transported inside the barrels of a gun, excluding live ammunition during transport. The device has a locking extendable ramrod (22,24), which accommodates a ramrod tip (26) designed to increase the surface area of a disposable cleaning element. The base of each unit has a cartridge-like end (10) which contains a pin (12), a spring (14), a container (16) for oil and/or solvent and serves as a handle for its ramrod. Cartridge-like end (10,12,14) allows the innocuous release of a gun's hammer when a live cartridge is not present in the chamber.Type: GrantFiled: April 1, 1996Date of Patent: May 13, 1997Inventor: Robert L. Wickser, Jr.
-
Patent number: 5588242Abstract: A lightweight, portable polymeric gun cleaning rod and method is provided for use having various implements such as brushes, jags, and the like. The cleaning rod shaft is formed from a polymeric composition such as nylon which can be manually worked through the gun barrel during cleaning. A fitting is attached at one end of the shaft for convenient, threadable reception of cleaning implements. After use the cleaning implements can be easily removed and the cleaning rod shaft manually coiled for compact storage.Type: GrantFiled: April 1, 1996Date of Patent: December 31, 1996Assignee: Hughes Products Company, Inc.Inventor: Jeffrey T. Hughes
-
Patent number: 5557871Abstract: A brush for cleaning the bore of a gun barrel includes groups of metal bristles and groups of nylon bristles secured to a twisted wire strand. The metal and the nylon bristles are formed into segregated groups and are arranged in successive and alternate sections with the nylon bristles on each side of the metal bristles. The metal bristles are phosphor bronze. The nylon bristles are colored in accordance with a color code to provide ease in identifying the correct brush size to clean a specific caliber bore. The brush also includes a cleaning cloth holder at the end thereof opposite from the end of the brush holding the bristles. The cleaning brush holder includes a small loop and a larger loop for holding different size cleaning cloths.Type: GrantFiled: May 2, 1995Date of Patent: September 24, 1996Inventor: Anthony F. LaLonde
-
Patent number: 5435090Abstract: The present invention provides a simple and economical means for securing most firearms and consists of a unit body base used in conjunction with a conventional bore cleaning apparatus. The unit body base is designed to precisely fit firearm chamber dimensions with the rim circumference altered from standard ammunition casing profile. Consequently dry firing operation of the firearm can occur while maintaining a secured chamber. The unit body base is threaded to receive a bore cleaning apparatus oversized to the firearm chamber diameter, this provides mechanical resistance to manual removal of the device from the action or breech of the firearm. When the device is properly seated, live ammunition can not be readily chambered, so as to protect the firearm from unauthorized or unintentional discharge.Type: GrantFiled: March 14, 1994Date of Patent: July 25, 1995Inventor: Jeffrey E. Darrow
-
Patent number: 5379542Abstract: An elongate tubular handle having a knurled exterior wall is arranged to include one of a plurality of tools, to include a pick as well as a plurality of scraping tools to permit access to various remote portions of a handgun during a cleaning procedure.Type: GrantFiled: July 30, 1993Date of Patent: January 10, 1995Inventor: Arsenio F. Guzman
-
Patent number: 5370105Abstract: A holder for a paint pellet gun cleaning squeegee, brush or the like which can be secured to the compressed air tank of a paint pellet gun for neatly and securely maintaining the squeegee on the gun body. The holder is comprised of a body member having a cylindrical shape being of a similar contour to that of the cylindrical compressed air tank of the gun. The body member is adapted to be snapped over the tank and securely held thereon. The body member has tubular members integrally attached thereto, one on each side of the contoured portion. The tubular members are closed on one end and open on the other. The open ends of the tubular members are adapted to receive the cleaning brush or the like and hold it therein while the paint pellet gun is being used. If it is desired to clean the barrel of the paint pellet gun, the cleaning brush or the like is removed from the holder and the cleaning is done.Type: GrantFiled: June 4, 1993Date of Patent: December 6, 1994Inventor: David B. Firman
-
Patent number: 5357705Abstract: An adjustable gun cleaning device which protects the firing pin of the gun from damage during cleaning. The invention has a double-ended cleaning rod with a cylindrical wire brush on one end and an eye loop for holding a cloth swab on the other end. In between the two ends of the rod is mounted a cylindrical handle which slides over the cleaning rod. A thumb screw on the handle can be used to lock the handle in different positions along the cleaning rod. The movable handle serves as an adjustable shoulder stop to limit the forward motion of the cleaning rod during gun cleaning. Because it is adjustable, the handle can be repositioned for use as a safety stop with different length gun barrels. The end of the handle nearest the wire brush is hollowed out to form a cylindrical cavity so that it can also serve as a protective storage cover for the wire brush when not in use.Type: GrantFiled: February 24, 1993Date of Patent: October 25, 1994Inventor: David J. Stengel
-
Patent number: 5341744Abstract: An apparatus for cleaning the bore of a firearm including a shell housing having a rearwardly oriented base portion, a substantially tubular body defining a cavity, and a forward end, a tank for confining a compressed fluid, the tank being disposed within the cavity of the housing, a cleaning wad for cleaning the bore of the firearm, disposed forward of the tank, and a rupturing member disposed between the tank and the cleaning wad, whereby the compressed fluid is released from the tank and propels the cleaning wad through the bore of the firearm.Type: GrantFiled: February 22, 1993Date of Patent: August 30, 1994Inventor: Xiao Shi
-
Patent number: 5337505Abstract: A complete tool kit for cleaning firearms is disclosed. The tool kit utilizes a support rod constructed of rigid polymeric material. The tool kit further includes a rigid stainless steel brush, a combination brush composed of separate rigid polymeric and bronze brushes, a rotary bronze bore brush, a rigid spear point, as well as a rotary bore drying and cleaning attachment using a pair of cloth patches. The support rod is provided with threaded bores in its opposite ends for selectively mounting the noted brushes, spear point, and drying attachment in any selected positional array on the rod ends. A tubular foam rubber pad is positionable around either the support rod, an extension bar, or handle member to facilitate manipulation of a tool kit assembled from the kit. A plurality of support rod extension bars are attachable to either end of the support rod and to the facing ends of each other to increase the length of the support rod.Type: GrantFiled: March 1, 1993Date of Patent: August 16, 1994Inventors: Donald E. Brown, David L. Brown
-
Patent number: 5317827Abstract: A bore jag, having a tapered tip at one end, the opposite end of the bore jag being releasibly connectible to an end of a barrel cleaning rod, and frusto-conical barbs distributed along the bore jag for retaining engagement with a cleaning cloth. A bore jag guide in the form of an O-ring extends around the bore jag for sliding engagement with the bore of a rifle barrel as the bore jag is drawn along the rifle barrel bore. The bore jag guide comprises a material which is sufficiently soft to avoid damage to the rifle barrel bore by the sliding engagement of the bore jag guide therewith, and the bore jag guide being so dimensioned as to support the remainder of the bore jag out of contact with the rifle barrel bore during the travel of the bore jag along the rifle barrel bore.Type: GrantFiled: September 8, 1992Date of Patent: June 7, 1994Assignee: RTI Research Ltd.Inventor: Kenneth B. Jaremco
-
Patent number: 5245777Abstract: A device for swabbing artillery cannon chambers, obturators and the like. e device includes a cylinder for holding a fluid such as water and also has a gas pressure source such as a hand operated air pump for placing the fluid in the cylinder under a positive pressure. The gas pressure or air pressure is adjustably controllable. Also included is a tube extension in communication with the cylinder to receive the fluid under slight pressure. The tube extension includes a valve for controllably introducing water under pressure into the tube extension. A sponge is mounted on the other end of the tube so as to absorb water through the tube to wet the sponge. The device is controlled with a handle on the cylinder to permit insertion and removal of the sponge into a cannon chamber while the sponge contains some of the fluid. The hand operable pump is axially centered about the axis of the cylinder for adding air pressure in the cylinder.Type: GrantFiled: August 27, 1992Date of Patent: September 21, 1993Assignee: The United States of America as represented by the Secretary of the ArmyInventors: John A. Neuman, Stephen G. Floroff
-
Patent number: 5233778Abstract: A plier-like tool is designed to grip the end of a muzzle loader bore cleaning rod so as to assist in the removal of the rod from the gun. The tool is particularly useful in removing cleaning rods which become stuck in rifle barrels. A collet is attachable to the tool to assist in aligning the tool over a cleaning rod and to provide additional gripping force.Type: GrantFiled: March 23, 1992Date of Patent: August 10, 1993Inventor: William K. Pink, Sr.
-
Patent number: 5233124Abstract: A tool for use in conjunction with a firearm to facilitate the performance of various functions with regard to the firearm. The tool includes a cartridge case simulator which is mounted at a distal end of a tubular rod. The end of the simulator opposite an end at which a bullet is to be positioned for subsequent identification of a desired location relative to an intended corresponding cartridge case is provided with an aperture, and an axial passage in the simulator, thereby, communicates with an axial duct in the tubular rod, the rod and simulator being axially aligned. A gauge shaft is disposed for reciprocal movement along the axial aligned passage and duct. A distal end of the shaft is intended to engage the base of a bullet so that the bullet can be urged to a desired axial position relative to a mouth of the cartridge case simulator.Type: GrantFiled: July 21, 1992Date of Patent: August 3, 1993Inventor: Thomas K. M. Peterson
-
Patent number: 5204483Abstract: A device for cleaning the barrel of a gun, which includes a shaft having a plurality of cylindrical members and bushings to prevent the shaft from scraping the internal surface of the barrel during cleaning.Type: GrantFiled: April 2, 1992Date of Patent: April 20, 1993Inventor: Albert F. Tellechea
-
Patent number: 5202523Abstract: An apparatus for the cleaning of firearms comprise a rack dimensioned to support a plurality of disassembled firearm elements within a tank. A cleaning fluid surrounds the firearm elements for the removal of ignition residue and other unwanted particles from the surfaces of the elements and placing the removed particles in suspension within the fluid. The fluid is agitated, such as by an ultrasonic source mounted to the tank, to enhance the contact between said cleaning fluid and said firearm elements. A pump provides for the flow of fluid within said tank, from the tank to an external filter, and from the filter back to the tank. The filter is adapted to remove the suspended particles from said solution and onto a replaceable filter media. The fluid can be heated to further improve cleaning performance.Type: GrantFiled: July 29, 1991Date of Patent: April 13, 1993Inventors: Dennis L. Grossman, Robert S. Grossman
-
Patent number: 5171925Abstract: A pull-through for cleaning fire-arm barrels. The pull-through is generally comprised of multifilament synthetic fiber line, and has a cleaning cloth loop at one end and a weight at the other end. The loop is formed by twisting the free end of the line about an intermediate portion thereof to form a convoluted section. The convoluted section is embedded within a solid body of a moldable, usually plastic, material. A method for producing the pull-through is also disclosed.Type: GrantFiled: September 26, 1990Date of Patent: December 15, 1992Inventor: Dan Mekler
-
Patent number: 5095644Abstract: An organization including a pump member defined by an elongate cylindrical body mounting a flexible cylindrical body at a forward end thereof, with a piston coaxially and slidably mounted within the rigid cylindrical body operative through a manually manipulated coaxial rod, with the cleaning brush mounted coaxially to the piston through the flexible cylindrical body to effect plunging and cleaning of a black powder firearm bore. A first conduit pipe directs water within the rigid cylindrical body forwardly of the piston to direct cleaning water through the firearm bore and further provides a nipple adapter to direct the fluid exteriorly of the firearm during a cleaning procedure.Type: GrantFiled: October 5, 1990Date of Patent: March 17, 1992Inventor: Keith E. McCoy
-
Patent number: 5075998Abstract: A gun cleaning rod with a swivel handle having a rod member with an attached brush which has the capability of rotating freely upon being inserted into the bore of a gun barrel along the rifling of the bore without damaging the barrel and capable of withstanding great stress, solvents, and rust.Type: GrantFiled: September 14, 1990Date of Patent: December 31, 1991Inventor: Albert B. Selleck
-
Patent number: 5074074Abstract: A gun barrel cleaner comprised of an enclosed spool (150) which is made of two housings (10) and (60) that snap together and can spin freely beside one another. A wire rope (126) is attached to one housing (10) of the enclosed spool (150) and is fed through the other housing (60). A connector (110) is secured to the end of the wire rope (126) to allow for a cleaning attachment (120) to be used to clean the gun barrel.Type: GrantFiled: October 31, 1990Date of Patent: December 24, 1991Inventor: Alan W. Yeadon
-
Patent number: 5050331Abstract: A cleaning apparatus for a gun or pistol which cleaning apparatus has a base and a vise for securing the barrel of the gun in parallel relationship to the base. A cleaning rod is positioned axially with the barrel of the gun and slideably attached to a mounting which is affixed to the base. A stiffening rod is likewise slideably attached to the base through the same mounting used to support the cleaning rod. One end of the cleaning rod and the stiffening rod is coupled to a crank, so that rotation of the crank will move the cleaning rod into and out of the barrel of the pistol being cleaned. The vise used to support the pistol is rigidly secured to the base through either a slot or a rail. Apparatus is provided for varying the full stroke of the cleaning rod to accommodate various length barrels.Type: GrantFiled: December 20, 1990Date of Patent: September 24, 1991Inventor: Randall W. Burkhalter
-
Patent number: 5038509Abstract: A gun brush is provided for cleaning a magazine receiver, magazine and bore in a barrel of a pistol. The gun brush consists of an elongated handle to be gripped by the hand of a person using the gun brush. A first head segment is on a first end of the handle. A mechanism on the first head segment is for cleaning the magazine receiver and the magazine of the pistol. A second head segment is on a second end of the handle. A mechanism on the second head segment is for cleaning the bore in the barrel of the pistol.Type: GrantFiled: February 15, 1991Date of Patent: August 13, 1991Inventor: Gerard A. Stephan
-
Patent number: 5022176Abstract: A holding device for storing a ramrod on the barrel of a shotgun or other firearm. Two sight elements which form the sight of the firearm are mounted on blocks which are secured to the top of the barrel. Each block is provided with a longitudinal passage through which the ramrod can be extended when it is to be stored. One block has a set screw threaded into its side for releasably locking the ramrod in place in its storage position.Type: GrantFiled: January 8, 1990Date of Patent: June 11, 1991Inventors: Phillip E. Frigon, Robert D. Rott
-
Patent number: 4998368Abstract: A disposable firearm cleaning device and method are disclosed for cleaning the chamber and bore of a firearm, especially in the field. The cleaning device comprises a compressed gas cartridge which is supported in the chamber of the firearm in spaced relation to the walls thereof. A spring-loaded valve actuable by the firing pin of the firearm is adapted to release the compressed gas which flows between the cartridge and chamber walls and out the bore of the firearm to clean the chamber and bore. A second valve mounted to the cartridge allows the cartridge to be recharged with gas.Type: GrantFiled: July 10, 1989Date of Patent: March 12, 1991Inventor: Richard A. Blase
-
Patent number: 4962607Abstract: A bore cleaning tool is provided which is adapted to receive a cleaning path so that the cleaning patch uniformly contacts the bore defining surface as the tool is moved through a bore. The bore cleaning tool, which is especially adaptable for use in cleaning the bore of a shotgun, includes a support shaft, an elastomeric skirt member supported on the support shaft for engaging the internal bore surface, an elastomeric nose member supported on the shaft in a spatial relationship with the skirt member, and a retainer member for securing the skirt member and the nose member on the support shaft as the bore cleaning tool is moved through the bore.Type: GrantFiled: September 7, 1989Date of Patent: October 16, 1990Inventor: Leon M. Baldwin
-
Patent number: 4930240Abstract: A gun barrel cleaning device includes an elongated shaft having a driving head at one end dimensioned for engagement with a battery powered reversible electric screw driver. One of a variety of available cleaning implements is secured to the shaft through a pair of cooperating threaded fasteners. An elongated extension shaft may be employed depending upon the length of a gun barrel to be cleaned. The fasteners form a rotary driving connection which enable the cleaning implement to be rotated in either a forward or reverse direction within a gun barrel. The cleaning implement may take the form of a rotary brush having a spiral bristle array with a pitch corresponding to the rifling groove pitch of a barrel to be cleaned, a slotted holder for a fabric cleaning patch, or a conical threaded bullet extractor.Type: GrantFiled: November 29, 1989Date of Patent: June 5, 1990Inventor: Kenneth R. Bice
-
Patent number: 4901465Abstract: This invention relates to an apparatus for cleaning a gun barrel including a tubular casing having a cap covering one end thereof and a cleaning rod detachably connected to the other end thereof. The cleaning rod constitutes a plurality of sections which are detachably interconnected with one another. Several types of cleaning members are provided for being selectively and detachably connected to the cleaning rod. Whereby the dirt and powder attached to the inner surface of the gun barrel can be effectively wiped off. The apparatus for cleaning the gun barrel also can be dismantled and stored in the tubular casing.Type: GrantFiled: January 26, 1989Date of Patent: February 20, 1990Inventor: Chung-Ching Hsu
-
Patent number: 4901464Abstract: A portable gun disassembly and cleaning kit that can be used in the field is disclosed. The implements in the kit can be used to disassemble and clean essentially any type or size of gun (e.g., pistols, rifles, shotguns). The carrying case is flexible, foldable, water-resistant, and oil-resistant, and has spaces for securely holding all of the implements. A strap is pulled tight to secure the implements in their respective spaces inside the case.Type: GrantFiled: April 26, 1988Date of Patent: February 20, 1990Assignee: Alsa CorporationInventor: Ike Banoun
-
Patent number: 4896447Abstract: A trough-shaped safety maintenance implement to be inserted, positioned and locked into the receiver cavity of a firearm.Type: GrantFiled: December 30, 1988Date of Patent: January 30, 1990Inventor: Paul A. Badoni
-
Patent number: 4890406Abstract: Ramrod having an inner rod formed of glass-reinforced polymer and an outer tube formed of a non-abrasive, heat-shrinkable polymer.Type: GrantFiled: May 17, 1989Date of Patent: January 2, 1990Assignee: K. W. Thompson Tool Co., Inc.Inventor: Kendrick L. French
-
Patent number: 4873778Abstract: A swab for a shotgun having a cylindrical shaped disposable cleaning element removably mounted on a spindle. The cleaning element is made from a resilient closed cell polyethylene foam material having sufficient rigidity to dislodge contaminants from said bore, yet resilient enough not to score said bore. The element is mounted on a spindle with shoulders on the ends of the spindle to retain and compress the element at the ends.Type: GrantFiled: December 12, 1988Date of Patent: October 17, 1989Inventor: M. R. Stipp
-
Patent number: 4866871Abstract: A gun cleaner has an elongated sleeve, a rod reciprocally mounted in the sleeve, a gun cleaning element attached to the rod, and mounting means attached to the sleeve for slidably guiding the rod along a major axis of the sleeve between a retracted position with the gun cleaning element at least substantially disposed within the sleeve and an extended position with the head and a portion of the rod extending outwardly from the end of the sleeve.Type: GrantFiled: August 9, 1988Date of Patent: September 19, 1989Inventor: Roy W. Rivers
-
Patent number: 4858360Abstract: A ram-rod/cleaning rod device for the barrel of a black powder firearm comprises an essentially straight hollow rod having openings therein for allowing cleaning liquid to pass therethrough. Alternately, an equivalent hollow rod without openings in the walls therein, having means for dispersing a cleaning liquid into the barrel of the weapon being cleaned may be utilized. Advantageously, an efficient cleaning tip is provided at the end of the rod.Type: GrantFiled: August 29, 1988Date of Patent: August 22, 1989Inventor: Grant W. Hardin
-
Patent number: 4843750Abstract: A disposable firearm cleaning device and method are disclosed for cleaning the chamber and bore of a firearm, especially in the field. The cleaning device comprises a rupturable compressed gas cartridge which is supported in the chamber of the firearm in spaced relation to the walls thereof. A puncturing pin actuable by the firing pin of the firearm is adapted to rupture a disc on the end of the cartridge to release the compressed gas which flows between the cartridge and chamber walls and out the bore of the firearm to clean the chamber and bore.Type: GrantFiled: June 10, 1988Date of Patent: July 4, 1989Inventor: Richard A. Blase
-
Patent number: 4803792Abstract: A gun cleaning device is provided that is adaptable for guns having different sizes and gauges of barrels and that can be securely mounted in an operating position at the breech end of a gun barrel for a highly accurate and improved movement of its rod-carrying, end-mounted, bore cleaning element which element is wholly retained within the gun bore. The device greatly minimizes wear and tear on the bore and its lands during a cleaning operation. Its rod is guidably positioned in a carrier sleeve which, at its front end, cooperates with a breech mounting plug to loosely limit its sidewise movement and which at its back end cooperates with a close-clearance-defining bore of a plug-like guide sleeve. The rod also has a rotatable, back-end-mounted grip handle that permits turning movement of the rod and the bore cleaning element with lands of the gun rifling.Type: GrantFiled: October 29, 1987Date of Patent: February 14, 1989Assignee: U.S. Products Co.Inventors: Leland C. Brown, Jr., Neil A. Jones, Ferris Pindell
-
Patent number: 4783924Abstract: An improved firing safety device for handguns is disclosed. The device prevents the accidental discharge of a gun by children, but is easily removable by an adult thereby allowing the gun to be safely stored in a loaded and fully assembled condition. The gun may thus be readied for use almost immediately. The device includes a cartridge which is inserted into the firing chamber and a rod which is inserted into the gun barrel. The end of the rod is captured by and locked within the cartridge thereby preventing the gun cylinder from revolving. The device is removeable by applying manual pressure to a cap at the front of the rod which releases the capture mechanism within the cartridge and allows the rod to be withdrawn from the gun barrel.Type: GrantFiled: February 13, 1987Date of Patent: November 15, 1988Assignee: Firelock, Inc.Inventor: Warren R. Thurber
-
Patent number: 4783925Abstract: A pneumatic projectile discharging device uses cylinders of compressed gas for unloading or removing obstructions from the barrel of muzzle-loading guns. The device includes a valve body, a hollow handle piece, an adapter and a plurality of actuators which allow the device to be used on various types of guns. One end of the valve body is equipped with means for providing an airtight seal with the cylinder and means for piercing the end of the cylinder to release the gas. The cylinder of compressed gas is enclosed by the hollow handle piece which is detachably connected to the valve body and is provided with means for advancing the cylinder causing the end thereof to be pierced by the piercing means. The valve body houses a valve to selectively release the gas from the cylinder through a connecting passage. The upper portion of the valve body is provided with the adapter for sealing to the nipple or vent in the breech of a muzzle-loading gun.Type: GrantFiled: December 2, 1987Date of Patent: November 15, 1988Inventor: Harold R. Pollock, Jr.
-
Patent number: 4776125Abstract: A gun barrel cleaner is provided and consists of a flexible cable with patch holder on free end. The cable is wound upon a spool which can be worn on a belt of a person. A removable brush member can also be provided to aid in cleaning the gun barrel.Type: GrantFiled: July 20, 1987Date of Patent: October 11, 1988Inventors: Vernon A. Black, George Spector
-
Patent number: 4726137Abstract: A cleaning device for guns in which a cleaning brush fastened to a brush carrier is moved to-and-fro in the barrel by means of a rod. A drive unit with drive wheels which can be engaged with the rod is arranged in the front of the muzzle of the gun so that the cleaning operation can be simply carried out with a small expenditure of time and labor.Type: GrantFiled: February 5, 1985Date of Patent: February 23, 1988Assignee: Krauss-Maffei A.G.Inventors: Rudolf Zurek, Ferenc Kotai, Markus Spoetzl, Leonhard Pongratz
-
Patent number: 4716673Abstract: A gun barrel cleaner comprises an elongated flexible shaft having a universal coupling secured to each opposite end and several different cleaning tips selectively threadably and detachably engageable with either universal coupling. One cleaning tip, a gun barrel bore obstruction remover, comprises a cylindrical body portion having a concave face at one end and securing means at the other end for attaching the tip to the shaft. A compact cylindrical container for storing and conveniently transporting the gun barrel cleaner is provided. In addition, an improved method of attaching a cleaning patch to a gun barrel cleaning tip having a patch receiving slot is provided.Type: GrantFiled: July 9, 1986Date of Patent: January 5, 1988Inventors: Gerald Williams, Doreen Williams
-
Patent number: 4702028Abstract: An improved patch for use with muzzle-loading guns. The patch is made from a circular swatch of fabric which has at least three identical, symmetrical indentations formed in the periphery of the patch. The indentations reduce the tendency of the patch to interfere with the ball as it is being shot from the firearm.Type: GrantFiled: January 7, 1987Date of Patent: October 27, 1987Inventor: Ronald R. Dahlitz
-
Patent number: 4698932Abstract: An apparatus for cleaning an interior surface of a barrel of a gun which shoots soft projectiles. The device has a cleaning tip which expands when inside the barrel. Surrounding the cleaning tip is an elastic member which (i) biases the tip toward its contracted position and (ii) sealingly contacts the interior surface of the barrel when in the expanded position to thereby clean the surface.Type: GrantFiled: December 29, 1986Date of Patent: October 13, 1987Inventor: Michael P. Schneider
-
Patent number: 4680824Abstract: A cleaning rod or implement for the bore of airguns, which rod has a highly flexible, non-metallic tubular body having a rotatably-mounted pusher piece secured at one end thereof for pushing a cleaning pellet through the bore of the gun and expelling it from the muzzle, while tracking and following the rifling, said pusher piece having an angularly divergent surface engaging the pellet to compress the trailing end thereof.Type: GrantFiled: March 6, 1986Date of Patent: July 21, 1987Inventor: Nathan S. Lieptz
-
Patent number: 4674218Abstract: A gun bore cleaning device serves rods of different diameters with a handle which accommodates to the different rods. The handle has a central through-bore which communicates with an enlarged threaded bore at each of its inboard and outboard ends. The rods are extendable through the central through bore. Each has an end cap fixed thereon at the outboard end thereof for seating in the enlarged bore at the outboard handle end. A threaded inboard end cap is sleevable upon the rod and is threadable into the inboard bore so as to be walked into tight interengagement with the handle. A threaded outboard end cap fits over the end cap and is threadable into the outboard bore so as to be walked into tight interengagement with the handle.Type: GrantFiled: July 21, 1986Date of Patent: June 23, 1987Inventor: C. Edward Bottomley