France's Super-Light 50mm Modele 37 Grenade Launcher

The Japanese Type 10 Light Grenade Projector, or 'knee mortar,' was an early 20th-century infantry weapon designed to bridge the gap between hand grenades and crew-served mortars. Despite its name, the curved base was not for bracing against the knee but for ground stability. It featured a unique adjustable vent for range control and a lever-actuated firing pin, differing from typical mortars. Though largely replaced by the Type 89 for combat, the Type 10 remained in service for signaling purposes.

The Viven-Bessières (VB) grenade launcher, adopted by French and US forces in WWI, revolutionized rifle grenades with its cup-style muzzle attachment. Unlike earlier rod grenades, the VB used a live ball cartridge where the bullet passed through the grenade to ignite its fuse, propelling it forward. The US adapted the design for the .30-06 cartridge, resulting in the M1917 series, with specific variants for the M1903 Springfield and M1917 Enfield rifles.

This video showcases a miniature Belgian high-explosive rifle grenade equipped with a point-detonating fuze. The title highlights the military and engineering aspects of this specialized ordnance, suggesting a focus on its design, functionality, and potential applications within military contexts. The content likely delves into the mechanics and historical significance of such a device.

This YouTube Short showcases rifle-mounted grenades, with prominent hashtags indicating a focus on World War 2 and M1 Garand. The content likely features historical firearms and their wartime applications, suitable for enthusiasts interested in military history and classic weaponry. The short format suggests a brief, engaging visual demonstration.

The Kresimir is a unique Croatian semi-automatic grenade launcher from the Balkan Wars, notable for its dual-magazine system. It uses blank 7.62x39mm cartridges for propulsion and a specialized dual-striker mechanism to arm and fire M50 hand grenades. This complex system initiates the grenade's fuse before launching it, demonstrating an unusual approach to grenade deployment.

This video demonstrates the first firing of a prototype rifle grenade using an M1 Garand and M7 launcher. The remote firing ensures safety during testing. The prototype successfully impacted and detonated, creating a visible smoke cloud, showcasing its effectiveness in a field test.

This video details the unique 'French Finger Trap' issue with the MAS-36 rifle's bayonet, where two rifles can become unintentionally locked together. A 1951 French arsenal memorandum identified this problem, proposing a simple modification to the bayonet handle. Drilling a small hole allows a tool, like a firing pin, to depress the internal spring, enabling the separation of locked rifles.

The M134 Minigun is a scaled-down 7.62 NATO rotary cannon, requiring 24V DC power and consuming 1.5 kW. Its high rate of fire (3,000+ RPM) is essential for aircraft engagement windows. The complex delinker mechanism is critical for feeding ammunition, and practical hand-held use is impossible due to weight and recoil. Live fire demonstrates rapid ammunition consumption and the need for indirect aiming.

The H&K G11 is a revolutionary prototype assault rifle designed in the late 20th century, notable for its caseless ammunition and unique rotating drum bolt mechanism. Despite advanced features like a 2000 RPM burst fire rate and integrated optics, its development was ultimately halted by geopolitical shifts and cost concerns.

This video demonstrates the assembly and live-fire of the German 1936 pattern light mortar (L.Gr.W.36). It highlights the mortar's leveling mechanism for accuracy and the difficulty in visually tracking its 50mm projectiles after firing. The content showcases historical military hardware and its operational use.