Jun 3, 2025

US12320604 - Firearm sound suppressor

A suppressor for a firearm includes a housing, a cylindrical construct, and a structure. The cylindrical construct is disposed within the housing and surrounds a central pathway along a central axis of the suppressor. The cylindrical construct defines a plurality of apertures. The structure is disposed within the housing and surrounds the cylindrical construct. The structure extends along the central axis and includes a plurality of walls. The plurality of walls define a first fluid passage and a second fluid passage in fluid communication with the first fluid passage. At least one of the plurality of apertures is in fluid communication with the central pathway, the first fluid passage, and the second fluid passage.

Inventors: Gustav Lo
Filing date: 2024-05-17

firearmsuppressorammunition

The patent describes a firearm suppressor featuring a housing and a shell assembly with an inner member and multiple fins that create fluid passages and chambers. The design aims to enhance sound suppression by facilitating airflow through strategically placed apertures and fins.

Claim 1

A suppressor for a firearm, the suppressor comprising: a housing defining a first central passage; and a shell assembly concentrically disposed within the first central passage and defining a second central passage, the shell assembly including an inner member and a plurality of fins extending from the inner member, wherein: the inner member defines one or more apertures, the plurality of fins define one or more chambers and one or more other apertures in fluid communication with the one or more apertures and the second central passage, the plurality of fins include a first fin, a second fin, and a third fin, the first and second fins extend from the inner member in a first direction, and the third fin extends from the inner member in a second direction that intersects the first direction. a housing defining a first central passage; and a shell assembly concentrically disposed within the first central passage and defining a second central passage, the shell assembly including an inner member and a plurality of fins extending from the inner member, wherein: the inner member defines one or more apertures, the plurality of fins define one or more chambers and one or more other apertures in fluid communication with the one or more apertures and the second central passage, the plurality of fins include a first fin, a second fin, and a third fin, the first and second fins extend from the inner member in a first direction, and the third fin extends from the inner member in a second direction that intersects the first direction.

Google Patents

https://patents.google.com/patent/US12320604

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12320604