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US 12,601,573 B2Granted
Method and tool for producing a base piece of a multi-part cartridge case, base piece and cartridge case
AssigneeRuag Ammotec GmbH
InventorsPeter Biedermann, Fabian Gloor
Life of this patent
Estimating the term…
Abstract
A method for producing a base piece for receiving a primer for a multi-part cartridge case may include producing (e.g., by deforming) an extraction groove for engagement by a firearm ejector. The production of the extraction groove may be before a receptacle for a case jacket of the multi-part cartridge case for receiving a projectile is produced, such as by deforming. A tool arrangement for producing a base piece may be used to produce the base piece.
Claims20
A method for producing a base piece adapted to receive a primer for a multi-part cartridge case, the method comprising:
- producing, by deforming a blank, an extraction groove adapted to engage with a firearm ejector;
- and
- producing, by deforming the blank and after production of the extraction groove, a receptacle for a case jacket of the multi-part cartridge case adapted to receive a projectile.
Dependencies are inferred from the claim text.