Cartridge Ammunition TRIZ Cases

Ultrasonic welding joins polymer cases to metal components without residual stresses, preventing deformation and ensuring reliable ballistic sealing.

Segmented mortar increment container manages peak pressure distribution across the barrel while extending projectile range through controlled combustion timing.

Contoured projectile bases resolve propellant forces to impart spin, eliminating rifling friction that degrades barrel life and accuracy.

A lightweight ammunition end cap uses a swept volume rebate to reduce mass while maintaining structural integrity.

Segmenting the casing allows aluminum bodies paired with brass bases, reducing weight while maintaining pressure strength.

A polymeric cartridge uses a primer diffuser cup to seal the ignition interface.

Score lines on the projectile base transform into nozzles under impact force, generating rotation torque to stabilize trajectory without barrel rifling.

A cartridge base insert features a curved inner wall intersection to define the powder fill pocket and primer pocket.

Rubber particle adhesive absorbs inertia forces from heavy projectiles, preventing propellant charge damage without increasing wall thickness.

A polymeric caselet with optimized wall thickness ratios withstands firing pressures while reducing overall cartridge weight.

Segmented chambers with staged propellants maintain sufficient gas pressure for reliable ejection mechanism operation despite reduced propellant loads.

Axial compression of a pre-formed anchoring tooth radially expands the element to lock the pipe, eliminating complex folding machinery.

An engineered internal cavity in the casing reduces open volume by at least 20%, resolving inconsistent propellant burn from large empty spaces.

A reusable return valve with a sliding ball mechanism seals the rear shell case of historical percussion firearms.

A metal matrix composite end cap uses a metal powder and binder mixture to lower component mass.

Polygonal cartridge cases impart projectile spin through rotational engagement, preventing tumbling and improving accuracy while eliminating gas system seals.

Diamond wheel grinding produces a mirror finish on ammunition casing bases, reducing propellant residue buildup and easing ejection.

A disposable ballistic cartridge uses propellant expansion to propel an abrasive composite slug through a firearm bore.

Porous 3D spatial structures with surface skins reduce ammunition end cap mass without compromising gas tightness or shock resistance.

Propellant expansion expels an abrasive-binding agent composite slug from the casing recess, removing barrel residue while preventing surface damage.

A centerfire cartridge case uses a form-fit bottom piece to join the casing sleeve and eliminate separate primer components.

An inductive coil heats ammunition cartridge cases to achieve specific hardness gradients through controlled electromagnetic induction.

Reactive injection molding of azido polymers eliminates solvent use and multi-step felting to lower manufacturing costs while maintaining container rigidity.

Dibutyl sebacate replaces carcinogenic DNT and DBP in single-base propelling powder to ensure safety compliance.

Introducing inert gas into the cartridge casing prevents chemical degradation and reduces muzzle flash during storage.

Machined segmented cartridge structure expands propellant chamber volume while reducing weight compared to traditional stamped brass designs.

High-strength aluminum alloy rifle cartridge casings undergo high-speed rotational forming to create precise necked distal ends.

A polymeric cartridge casing with metal reinforcements reduces weight while maintaining structural integrity.

Glass fiber reinforced nylon casings with non-uniform wall thickness resolve the trade-off between weight and strength, ensuring consistent bullet release.

Peripheral tubular pistons increase thrust generation by expanding gas surface area while maintaining compact projectile volume.

Increasing polymer cartridge neck thickness compensates for lower material strength to resist high firing pressures without adding weight.

A thermoformed projectile cartridge eliminates metallic cases by elongating a ductile coating within the barrel to form a streamlined shape.

A propellant surface creates craters to progressively increase burning area and gas generation.