Madsen LMG Disassembly & Functioning

The Madsen LMG features a complex, short-recoil operated mechanism with a unique pivoting bolt, unlike typical striker-fired machine guns. Its design, compared to historical firearms like the Martini-Henry and Spencer shotgun, allows for modular disassembly of the barrel and bolt as a single unit. The weapon utilizes a hammer-fired system and bottom ejection, with a specialized 'Unload' selector for safe clearing of live rounds.

This video provides an in-depth disassembly of the Japanese Type 11 LMG, highlighting its unique hopper feed system and its logistical advantages and reliability drawbacks. Ian McCollum details the internal mechanisms, including the gas-operated action and the offset stock design for ambidextrous aiming. The disassembly process is thoroughly demonstrated, revealing the bolt/gas piston assembly and the external ejector.

This YouTube video provides a full field strip and disassembly of the Type 81 LMG. It is part of the "GunOfTheWeek" series and is hosted by "Arm&Gun". The creator encourages viewers to follow them on Instagram, Patreon, and Facebook for additional content and giveaways. Links are provided for supporting the channel through affiliate purchases of Bolt Action Coffee and Olight products, with discount codes available. The video emphasizes adherence to local laws and legal possession of firearms.

This episode of Project Lightening evaluates the field strip ease of several WWI-era light machine guns. The MG 08/15 stands out with a perfect 5/5 score for its simple disassembly, while the B.A.R. M1918 is rated lowest at 1/5 due to complex, non-captive parts. Other guns like the Lewis, Hotchkiss, and Madsen fall in the middle, with varying challenges in reassembly.

This video details a reproduction RP-46 belt-feed conversion for the DP-28/DPM light machine gun, crafted by SMG Guns. Unlike original Soviet conversions, this unit is a non-permanent, 'drop-on' modification. The RP-46 historically served as an interim GPMG, influenced by German designs, but lacked an on-gun ammunition bracket, a limitation addressed in later designs like the PK.

This video details the history and disassembly of the Vickers-Berthier MkIII LMG, a firearm adopted by the Indian Army and manufactured at the Ishapore Rifle Factory. It highlights the gun's design origins, its near adoption by the US Marine Corps, and its eventual selection over other designs in British trials. The disassembly process is thoroughly demonstrated, focusing on the quick-change barrel mechanism and the internal tilting bolt system, drawing comparisons to the Bren and Chatellerault.

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.