US12339087 - Gas block for a firearm

The patent describes a gas block for firearms that features a body with a barrel bore and a gas tube bore, along with a gas port for directing gas flow. An alignment aperture allows for visual alignment of the gas port with the barrel’s gas port, enhancing installation accuracy.

Claim 1

1. A gas block for a firearm, the gas block comprising: a body having a first end, a second end disposed opposite the first end in a direction of a longitudinal axis of the body, a top side, a bottom side disposed opposite the top side in a direction of a vertical axis of the body, a first lateral side, and a second lateral side disposed opposite the first lateral side in a direction of a transverse axis of the body; a barrel bore extending from the first end to the second end and configured to receive a portion of a barrel therein; a gas tube bore extending from the first end toward the second end and configured to receive a portion of a gas tube therein; a gas port extending from the barrel bore to the gas tube bore, wherein the gas port includes a cylindrical portion with an inner diameter and a frustoconical portion which extends from the barrel bore to the cylindrical portion, wherein the cylindrical portion extends from the frustoconical portion to the gas tube bore; and an alignment aperture extending from the gas tube bore to the top side and coaxial with the gas port, wherein the alignment aperture is configured to allow visualization of alignment of the gas port with a barrel gas port of the barrel, wherein an inner diameter of the alignment aperture is less than the inner diameter of the cylindrical portion of the gas port. a body having a first end, a second end disposed opposite the first end in a direction of a longitudinal axis of the body, a top side, a bottom side disposed opposite the top side in a direction of a vertical axis of the body, a first lateral side, and a second lateral side disposed opposite the first lateral side in a direction of a transverse axis of the body; a barrel bore extending from the first end to the second end and configured to receive a portion of a barrel therein; a gas tube bore extending from the first end toward the second end and configured to receive a portion of a gas tube therein; a gas port extending from the barrel bore to the gas tube bore, wherein the gas port includes a cylindrical portion with an inner diameter and a frustoconical portion which extends from the barrel bore to the cylindrical portion, wherein the cylindrical portion extends from the frustoconical portion to the gas tube bore; and an alignment aperture extending from the gas tube bore to the top side and coaxial with the gas port, wherein the alignment aperture is configured to allow visualization of alignment of the gas port with a barrel gas port of the barrel, wherein an inner diameter of the alignment aperture is less than the inner diameter of the cylindrical portion of the gas port.

Google Patents

https://patents.google.com/patent/US12339087

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12339087