US12305953 - Jam-resistant drum magazine

The patent describes a jam-resistant drum magazine featuring a tiered component and a channeled component that work together to facilitate the smooth movement of ammunition. The design includes a transition drum with a rotating cylinder that receives rounds from the channeled component, enhancing reliability and efficiency in feeding ammunition.

Claim 1

1. A jam-resistant drum magazine comprising: a drum having a base, a body, and a top, the body of the drum comprising: a tiered component having a platform extending from a support in a spiral, thereby forming a plurality of interconnected ascending platform tiers; and a channeled component having a channel configured to receive a round of ammunition; and a transition drum comprising: a cylinder, the cylinder comprising a chamber configured to receive the round of ammunition from the channel; and a cylinder housing, wherein the cylinder is disposed at least partially within the housing and is configured to rotate within the cylinder housing in response to the round of the ammunition entering the chamber of the cylinder; wherein the channeled component is configured to rotate with respect to the tiered component, and wherein a rotation of the channeled component with respect to the tiered component causes the round of ammunition to move along the platform toward the transition drum. a drum having a base, a body, and a top, the body of the drum comprising: a tiered component having a platform extending from a support in a spiral, thereby forming a plurality of interconnected ascending platform tiers; and a channeled component having a channel configured to receive a round of ammunition; and a tiered component having a platform extending from a support in a spiral, thereby forming a plurality of interconnected ascending platform tiers; and a channeled component having a channel configured to receive a round of ammunition; and a transition drum comprising: a cylinder, the cylinder comprising a chamber configured to receive the round of ammunition from the channel; and a cylinder housing, wherein the cylinder is disposed at least partially within the housing and is configured to rotate within the cylinder housing in response to the round of the ammunition entering the chamber of the cylinder; a cylinder, the cylinder comprising a chamber configured to receive the round of ammunition from the channel; and a cylinder housing, wherein the cylinder is disposed at least partially within the housing and is configured to rotate within the cylinder housing in response to the round of the ammunition entering the chamber of the cylinder; wherein the channeled component is configured to rotate with respect to the tiered component, and wherein a rotation of the channeled component with respect to the tiered component causes the round of ammunition to move along the platform toward the transition drum.

Google Patents

https://patents.google.com/patent/US12305953

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12305953