The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 05, 2023

Filed:

Mar. 24, 2023
Applicant:

David L. Sipos, Youngsville, LA (US);

Inventor:

David L. Sipos, Youngsville, LA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F41A 3/76 (2006.01); F41A 3/14 (2006.01); F41C 3/14 (2006.01);
U.S. Cl.
CPC ...
F41A 3/76 (2013.01); F41C 3/14 (2013.01);
Abstract

A revolver-type firearm has a barrel-cylinder gap created between its barrel and a rotatable cartridge cylinder. The cartridge cylinder has a plurality of cartridge chambers each with corresponding counterbore retaining a translatable shuttle. When a cartridge is fired, the shuttle expands and translates forward toward the breech-end of the barrel and seals the barrel-cylinder gap to prevent the escape of gases, flames, and residue through the barrel-cylinder gap. When pressure drops as the cartridge projectile exits the barrel, the shuttle contracts. The barrel-cylinder gap opens upon rotation of the cartridge cylinder as the shuttle translates away from the breech-end of the barrel. The shuttle has a thin cylindrical body, a beveled front end, and a conical central bore and is manufactured from a hard elastic metal or metal alloy such as one comprising titanium.


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