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Class 42/112 - Vent, vented, or ventilated rib type


Subclass of Class 42 - Firearms
Definition: Subject matter in which the attachment is a protrusion
No. of patents: 38
Last issue date: 06/02/2009


NumberTitleIssue Date
7540108Shotgun sight and adjustable gun sight
A shotgun sight is provided with a barrel, a sighting rib, a rib support member, a pitch adjustment mechanism, and a latch mechanism. The rib support member is provided on the barrel. The pitch adjustment mechanism is provided between the rib and the rib support mem...
06/02/2009
7334364Process for imprinting a composite ventilated rib
A method of forming a composite rib for the barrel of a firearm is provided. The method generally includes aligning composite material and a release layer and directing the combination of materials through a die. The release layer is removed from the intermediate ri...
02/26/2008
7240451Telescope sight mount for a firearm
The present invention is a telescopic sight mount for attachment to a firearm having a longitudinal vent rib on its barrel. The mount is readily attachable and detachable and includes a cantilevered main body having a front portion and a back portion, a clamp portio...
07/10/2007
7062876Rifle scope mounting means
Provided herein is a sight base useful to render military-style rifles equipped with battle sights to be retrofitted with telescopic rifle scopes. Use of a device according to the invention provides sporting use and accuracy to rifles originally conceived as weapons...
06/20/2006
7059078Process for imprinting a composite ventilated rib
A method of forming a composite rib for the barrel of a firearm is provided. The method generally includes aligning composite material and a release layer and directing the combination of materials through a die. The release layer is removed from the intermediate ri...
06/13/2006
6968643Dual-zero sight for a firearm
A sighting system for a firearm includes a rear sight unit having a plurality of separate sight elements adaptable for “zeroing” the same gun with different ammunition. The multiple-zero sight unit comprises windage and elevation adjustments for each sight eleme...
11/29/2005
6839999Interchangeable rib
An interchangeable rib (40) for a rifle that is U-shaped and comprising an aiming plane (41) and two interfacing longitudinal fins (43), defining a channel (45) between them suitable for slidably receiving a band (60) equipped with...
01/11/2005
6622415Compact and self-contained adjustable sight assembly
An adjustable sight assembly for attachment to a firearm is provided. A base with a recessed portion has a plate that loosely fits within the recessed portion. A windage adjustment assembly cooperating with the base and a first end of the plate i) effects...
09/23/2003
6622413Sight apparatus for a shotgun
A sight apparatus for a shotgun includes a lens movable longitudinally and laterally with respect to the axis of the barrel so that the entire shot pattern at a given target distance for a given barrel choke is visible to the shooting eye of the shooter t...
09/23/2003
6604315Method and apparatus for maintaining proper orientation of aiming eye when firing shotgun
A method and apparatus for assisting a shooter in holding an aiming eye at a predetermined level relative to the barrel of a shotgun. Light is reflected or projected along a path extending at a predetermined rearward, so that the shooter's aiming eye rece...
08/12/2003
6578310Firearm sighting device
A firearm sight for providing the user with a consistent reference point for his sighting includes an elongate member designed for mounting on a barrel of a firearm. The elongate member includes an elongate base portion for mounting on the firearm and hav...
06/17/2003
6421946Removable sight assembly for weapons
An inner sleeve is pressed, when installed on a weapon, between a feature of the weapon such as a rib, rail, or barrel, and an outer sleeve. An aiming indicia is mounted on the outer sleeve....
07/23/2002
5715626Interchangeable rib assembly for rifles
An interchangeable rib assembly for rifles includes engagement portions (207) adapted to cooperate with respective posts (205) provided on the barrel (203) of a rifle so as to detachably fix the rib to the barrel. The rib can be advantageously made of pla...
02/10/1998
5595011Telescopic-sight system for AK47-type rifles
This invention provides an improved telescopic sight system for rifles, particularly by providing for AK47-type rifles an improved telescopic sight system utilizing a pistol-type telescopic sight and a mounting method which does not require disassembly of...
01/21/1997
5590484Universal mount for rifle
A universal mount for a rifle comprises an upper rail having a plurality of traverse ribs running from the back of the upper receiver to the gas block, and a hand guard surrounding the barrel. The hand guard has side mounts allowing the addition of access...
01/07/1997
5590485Rib for firearm and method of making a barrel with rib
The invention provides a rib for a firearm, especially a shotgun, made of a material with poor heat conductivity, for example glass-fiber-reinforced plastic, and, in a method for manufacturing a barrel provided with such a rib, is either manufactured sepa...
01/07/1997
5443543Firearm barrel assembly with removable sight
A pistol with a barrel assembly having a barrel, a barrel rib, and a front sight. The barrel rib is removably connected to the barrel. The front sight is stationarily connected to the barrel by entrapment of a portion of the sight by the rib against the b...
08/22/1995
5208407Gun sight mounting system for shotgun
A gun sight mounting assembly for a firearm having a vent rib on its barrel. The assembly includes a mounting base which has a sight member attached thereto. The mounting base has a recess which is adapted to tightly engage a width of a vent rib. A secure...
05/04/1993
4941277Mount for firearm sight
For connecting known sight means such as scope sights to known rib firearms, there is provided a mounting means which has an upper portion having sight supporting surfaces adapted to cooperate with mounting surfaces formed on a lower portion of a sight, a...
07/17/1990
4899479Shotgun rib mount
A mounting device for the purpose of mounting various sighting apparatus on the raised vented rib of shotguns and various other weapons is disclosed. A mounting device that attaches to any suspended rail is disclosed. The device is characterized by a chan...
02/13/1990
4890407Dovetail gun sight mount
A two-piece dovetail mount for a firearm formed with a vertical centerline split. The mount includes first and second members that are fastened together by threaded fasteners. The upper region of the mount forms an industry standard dovetail mount for a s...
01/02/1990
4878308Adjustable shotgun rib
A sighting rib for a shotgun is mounted atop a barrel by means of structure carried at the muzzle and breach ends, respectively. The front mounting permits longitudinal movement but fixes the vertical position of the rib at one of a plurality of selected ...
11/07/1989
4679344Gun sight
A gun sight for a weapon such as a hand gun, rifle, shotgun, submachine gun, crossbow or the like. The sight is a unitary member in the case of a gun mounted on the top of the barrel thereof and having a top surface which is the form of either an elongate...
07/14/1987
4669193Handgun sight alignment tool and method of using same
A tool and the methods of using the tool are disclosed which permits a handgunner to rapidly align the front and rear sights of a handgun in elevation and windage without employing other sighting devices or requiring the firing of any shots from the handg...
06/02/1987
4624056Sight fork for aligning sights on small firearms
A tool for handguns has a notch at the front end to surround the front sight of a pistol on three sides and a elevated thinner stem that extends over the center notch in the adjustable rear sight....
11/25/1986
4597211Self-alternating rear sights for double-barrel firearms
Sights for regulating double rifles, and shotguns firing rifled slugs, to converge projectile impacts of the two barrels. Several distinct embodiments activated by inertia or the firearm's mechanism, all providing two adjustable sight leaves, one to be al...
07/01/1986
4406078Sight rib for firearm leveling
An improved sight rib for firearm leveling which is attachable to firearm barrels having a top located bore vent, said sight rib including a housing having one or more upwardly extending apertures in fluid communication with the bore vent. The rib prefera...
09/27/1983
4228605Adjustable coupling apparatus for superposed barrels of a sporting gun or the like
An adjustable coupling apparatus for first and second spaced superposed bels of a sporting gun in which the barrels are secured at the rear ends thereof, to a mounting at the stock of the gun, the barrels projecting freely forward therefrom. The barrels ...
10/21/1980
4203243Raised rib and stock elevator attachment for shotguns
An attachment is disclosed that functions to elevate a shooter's line of sight above the barrel of a trap gun or other shotgun to both increase his overall field of vision and to reduce the effects of recoil. The attachment includes a raised rib arrangeme...
05/20/1980
4173169Semi-automatic firearm
A semi-automatic firearm having a slide axially movable with respect to a frame between a forward battery position where the firearm is discharged, and a full recoil position where the spent cartridge is extracted and a new cartridge is subsequently loadi...
11/06/1979
4151782Handgun with indexing means
A handgun which combines the reliability of a revolver and the convenience of an automatic wherein said handgun is provided with a barrel which moves forwardly in response to the firing of a cartridge. Said forward movement and the reverse thereof being r...
05/01/1979
4143465Sighting device
A sighting device mounts upon a flat horizontal web secured along the top of the barrel of a gun. It is composed of an elongated vertically-oriented strip which includes a plurality of downwardly-projecting ears individually spaced along the length of the...
03/13/1979
4117617Adjustable sighting rib
An adjustable sighting means for a firearm which a shooter can adjust to give the desired point of impact. An elongated rib is adjustably mounted on the gun barrel. The rib can be adjusted in the vertical direction so that the forward end of the rib has a...
10/03/1978
4010564Shotgun with adjustable ventilated sight rib
In combination with the barrel of a shotgun, a sighting rib extending along said barrel thereabove, and pivoted to said barrel at its rearward end on a horizontal transverse axis, and one or more short links extending angularly between the barrel and rib ...
03/08/1977
4008536Detachable gun sight mounts
A readily attachable and detachable gun sight mount for mounting rifle-like sights to a shotgun. The invention provides shotguns, with ventilated ribs, with a gun sight mount that is securely clamped to and accurately indexed with the ventilated rib. The ...
02/22/1977
4000574Rib for handgun
A rib, either ventilated or solid, for handguns has a serrated center portion, nonserrated and curved edges on each side of the serrated center, and the rib is notched at the front end to surround the normal front sight of the handgun....
01/04/1977
3974586Firearms accessories
A shooter sighting down the rib of a shotgun aligns the front sight, at the end of the rib, with a target using one eye. An improved blinder is described which prevents alignment of the front sight and target from crossing over to the other eye and a resu...
08/17/1976
3955299Adjustable means to vary point of impact of over-and-under firearms
An adjustable means connecting the muzzle ends of barrels in an over-and-under firearm, which adjustable means when actuated causes a separation of the barrels, thus altering the point of impact of projectile means discharged from the barrels which have b...
05/11/1976
 
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