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US 2009/0265973 A1Published application
Quick-assembly breech plug for muzzleloader firearms
AssigneeArdesa, S.A.
InventorAngel Calvete Zumalde
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AssigneeArdesa, S.A.
InventorAngel Calvete Zumalde
Estimating the term…
The invention relates to a quick-assembly breech plug for muzzleloader firearms, allowing a quick assembly and disassembly and being extremely practical, simple to manufacture and having a low cost, wherein said breech plug comprises a cylindrical body (1), configured to be internally coupled in a rear end (10′) of a barrel (10), and a head (6) configured to define a limit coupling position of the breech plug inside the barrel (10), wherein the cylindrical body (1) externally comprises a male thread (2) having at least two starts located close to a front end (3) of the breech plug, opposite the head (6), according to a plane perpendicular to an axis of revolution of the cylindrical body (1), said male thread (2) being configured to screw into a female thread (10″) located internally in the rear end (10′) of the barrel (10), preferably 4 screw ridges.
Quick-assembly breech plug for muzzleloader firearms, comprising a cylindrical body (1) configured to be tightly coupled internally in a rear end (10′) of a barrel (10), wherein said breech plug comprises a head (6) configured to define a limit coupling position of the breech plug inside the barrel (10), characterized in that the cylindrical body (1) externally comprises a male thread (2) having at least two starts located close to a front end (3) of the breech plug, opposite the head (6), according to a plane perpendicular to an axis of revolution of the cylindrical body (1), said male thread (2) being configured to screw into a female thread (10″) located internally in the rear end (10′) of the barrel (10), preferably 4 screw ridges.
Dependencies are inferred from the claim text.