Jun 23, 2026

US12663246 - Ignition device for ammunition, in particular medium-caliber ammunition, and associated method for ignition or for self-destruction of ammunition, in particular medium-caliber ammunition

The invention relates to an ignition device for ammunition, in particular medium-caliber ammunition, comprising at least one battery and at least one electric or electronic ignition-chain component, wherein: the battery has a battery housing; an electrolyte and at least two electrodes are located in the battery housing; an explosive charge of the ammunition can be caused to explode by means of the electric or electronic ignition-chain component, and the energy required to trigger the electric or electronic ignition-chain component can be provided by means of the battery. The ignition device provides for a sufficient amount of energy, and the volume in the ignition device is at the same time utilized particularly efficiently in that the battery housing has a cup-shaped recess, and at least part of the at least one electric or electronic ignition-chain component is located in the cup-shaped recess.

Assignee: RWM SCHWEIZ AG
Inventors: Ruedi Bucher
Filing date: 2022-09-08

ammunitionignitionmedium-caliber

The patent describes an ignition device for medium-caliber ammunition that integrates a battery and an electronic ignition component, allowing for efficient energy use and compact design. The device features a cup-shaped battery housing that accommodates part of the ignition component, enabling the electric detonator to initiate the explosive charge effectively.

Claim 1

1 . Ignition device for ammunition, in particular medium-caliber ammunition, with at least one battery and with at least one electronic or electric ignition chain component, wherein the battery has a battery housing, wherein an electrolyte and at least two electrodes are arranged in the battery housing, wherein by means of the electronic ignition chain component an active charge of the ammunition can be made to explode, wherein the energy required for triggering the electronic or electric ignition chain component can be provided by means of the battery, wherein the battery housing has a cup-shaped recess, wherein the at least one electronic or electric ignition chain component is arranged at least partially in the cup-shaped recess, wherein the ignition device has an electric detonator, wherein the electric detonator is designed as a first ignition chain component to initiate the explosion of the active charge of the ammunition, in particular wherein the electric detonator is arranged at least partially in the cup-shaped recess.

Google Patents

https://patents.google.com/patent/US12663246

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12663246