Class 42/68 - Shell extractors

Subclass of Class 42 - Firearms
Definition: Shell-extracting mechanism.
No. of patents: 21
Last issue date: 06/03/2008

Number	Title	Issue Date
7380362	Firearm extractor mechanism An extractor mechanism with improved reliability is provided having an extractor arm pivotally mounted within a pocket in a firearm slide. The extractor arm includes a body portion and a hook portion, the body portion being disposed within the pocket and the hook po...	06/03/2008
7302773	Method of firing of firearms A method of firing of arms which utilizes both action and reaction forces in the process of firing. The action force propels the projectile (14) while the opposite in direction reaction force is used with an independent freely moving inert mass (20) in...	12/04/2007
7263795	Extractor for a revolver An extractor for the removal of cartridges from the cylinder bores of a revolver. The extractor includes an extractor plate having a plurality of arms extending radially outward from an inner portion of the plate. The arms form an inner surface between adjacent arms...	09/04/2007
6931774	Smokeless cylinder for muzzle-loading revolver A replacement cylinder that enables the use of modern smokeless gunpowder in a black powder muzzle-loading revolver is provided. The cylinder includes a main cylinder body and a removable cylinder cap. The main cylinder body includes a number of chambers, each of wh...	08/23/2005
5768815	Extractor and system for extracting a cartridge from a firearm The present invention relates to an extractor for a firearm which incorporates internal extraction to withdraw a cartridge from the chamber of the firearm. The extractor includes an outwardly extending lip for engagement in a cavity defined in the rear of...	06/23/1998
5727345	Semiautomatic firearm with gas operated rotating cylinder A semiautomatic firearm having a rotating cylinder is provided. The cylinder has a plurality of chambers adapted to receive a cartridge and is rotatingly supported in a housing by a cylinder pin whereby each of the chambers of the cylinder is positionable...	03/17/1998
5659992	Single-shot falling breech block action A single shot falling breech block action that includes an upper receiver assembly, a lower receiver assembly, breech block assembly, a trigger assembly, a stationary rack, a movable rack, a pinion, an action plate, and pinion rotating apparatus. The pini...	08/26/1997
5341587	Ejector and cartridge positioner An extractor and positioner mechanism is provided for revolvers or like weapons. An increased area contact surface is provided for enhancing the positioning and extraction or ejection functions. The mechanism also allows proper seating in the chamber for ...	08/30/1994
5220115	Dual cylinder revolver A revolver is provided with two cylinders, each of which is alignable in a firing position, a storage position, or a loading position. The cylinders are carried by a crane that pivots to orient the cylinders in a selected one of the above three positions....	06/15/1993
5218148	Square extractor for the removal of cartridge cases from the chambers of a revolver An extractor for the removal of cartridge cases from the chambers of a revolver is mounted adjacent the outer end of a tubular stem. The extractor is in the form of a plate having a plurality of radially extending arms equally spaced apart and defining, b...	06/08/1993
4934082	Revolvers The cylinder of a revolver has a recess in its rear face through which the chambers pass and which is surrounded by a shoulder. In the base of this recess is a second recess in which is received an extractor star carried by the ejector rod and itself carr...	06/19/1990
4771561	Revolver using changeable cylinders A revolver uses removable cylinders for fast reloading and has cylinder fastening elements which permit reloading of the revolver only when a revolver hammer is in an uncocked position. The revolver cylinders have, in their rear ends, cartridge holding el...	09/20/1988
4720930	Firearm with foreign matter receiving cavities Modifications are provided in the structure of firearms such as breech-loading revolver handguns. Traditionally, these firearms are constructed with mating surfaces in face to face contact, which surfaces must be separated for loading. Where foreign parti...	01/26/1988
4694602	Revolver handgun A simplified revolver handgun comprises an interacting trigger and hammer mechanism which in their normal movements cause a transfer rod to move linearly inside the extractor assembly of the cylinder, the transfer rod having on its outside surface a netwo...	09/22/1987
4543741	Ejector and cartridge positioner for revolvers An ejecting mechanism for revolvers having a cylinder with a movable axle longitudinally mounted on the longitudinal axis of the cylinder. The axle has outwardly and upwardly inclined casing contacting arms formed of light spring material. A ratchet plate...	10/01/1985
4541193	Revolver cylinder and extractor assembly An improved cylinder and extractor assembly for use in a revolver comprising a cylinder having a central longitudinal chamber and a plurality of longitudinal cartridge chambers at uniformly spaced intervals thereabout and including radial slots at the rea...	09/17/1985
4206560	Long stroke ejector for a revolver A revolver of the swing-out cylinder type is provided with an improved ejector means the longitudinal travel or stroke of which is appreciably greater than that of conventional ejector means. The ejector means has a cartridge ejector portion for engaging ...	06/10/1980
4168589	Extractor safety bushing for hand guns A hand gun has a cylinder, a chamber in the cylinder for holding a shell casing, an extractor rod extending through the cylinder adjacent the chamber, an extractor on an end of the extractor rod normally held in a closed position adjacent the chamber, and...	09/25/1979
4127955	Extractor assembly for rimless cartridges Disclosed is an extractor assembly including an extractor rod splined within a revolver cylinder and carrying spring leaf extractor segments in elongated grooves about its outer surface. The segments are prebent and biased in the assembly to displace extr...	12/05/1978
4015356	Revolver cylinder for the ejection of rimless cartridge cases Revolver cylinder provided with a mechanism for the ejection of rimless cartridge casings, and a revolver incorporating such cylinder. The ejector has a head with a plurality of part-circular cutout portions which are disposed in alignment with the chambe...	04/05/1977
3982346	Cartridge or cartridge case ejectors for revolver cylinders An ejector for ejecting catridge cases from the cylinder of a revolver, comprises a pin for which the center of the revolver cylinder serves as a guide. A star-shaped disc is secured to this pin; and a flexible annular element whose outer edges are smooth...	09/28/1976

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Class 42/68 - Shell extractors