Oct 14, 2025

US12442516 - Blast shield for the lens of a light source

Disclosed are implementations of a blast shield configured to shield the lens of a light source, such as a flashlight or laser illuminator, from carbon and other debris resulting from the discharge of a firearm to which the light source is attached. An example blast shield includes a curved sidewall positioned to protect the lens from carbon and debris discharged from the muzzle, from ports of a muzzle device, or from gaps between tines of a muzzle device affixed to the firearm.

The patent describes a blast shield designed to protect the lens of a light source, such as a flashlight or laser, from debris generated during firearm discharge. It features a clamp for secure attachment and a curved sidewall that extends forward to shield the lens from carbon and other contaminants.

Claim 1

  1. A blast shield configured to protect a lens of a light source, the blast shield comprising: a clamp portion configured to secure the blast shield to the light source; and a curved sidewall having a partial cylindrical shape defined by a first and a second lateral edge and extending from the clamp portion; wherein: the clamp portion defines an opening configured to fit around a bezel of the light source; and the curved sidewall extends forward of the lens of the light source and is substantially perpendicular to the lens. a clamp portion configured to secure the blast shield to the light source; and a curved sidewall having a partial cylindrical shape defined by a first and a second lateral edge and extending from the clamp portion; wherein: the clamp portion defines an opening configured to fit around a bezel of the light source; and the curved sidewall extends forward of the lens of the light source and is substantially perpendicular to the lens.

Google Patents

https://patents.google.com/patent/US12442516

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12442516

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