The Oerlikon 20 mm cannon is a series of autocannons, based on an original design by Reinhold Becker of Germany, very early in World War I, and widely produced by Oerlikon Contraves and others. Various models of Oerlikon cannon were used by …

The 20mm caliber is a specific size of cannon or autocannon ammunition. There are few weapons (aside from shotguns and large game hunting rifles) which have been built that fire projectiles between .50 caliber (0.50 inches/12.7 mm, roughly 13 …

2019年3月18日 · Developed in the final days of World War I, Germany sold the rights to a 20 mm caliber cannon to a Swiss firm that eventually became the Oerlikon 20 mm. The weapon proved popular, and before the start of World War II, numerous countries obtained the …

Caliber: 20mm; Type: Six-barrel rotary cannon; Rate of fire: 4,000-6,000 rounds per minute; Barrel length: Approximately 1 meter (varies by modification) Weight: Approximately 150 kg (depending on configuration) Ammunition: Belt-fed armor-piercing incendiary tracer rounds; Drive: Hydraulic or pneumatic; Operating Principle:

20mm Automatic Cannon - M195. by Michael Peake and Lin Riniker. comments: Richard Parrish, Lin Riniker, Kenneth Hundt. Image courtesy of Linford E. Riniker. Rate of Fire—650 to 850 Rounds per Minute (Typical 750 Rounds Per Minute). Range—3,500 Meters Area Fire and 2,000 Meters Point Fire. Muzzle Velocity—3,200 Feet Per Second.

2019年3月7日 · Along with the Swedish Bofors 40mm weapon, the Swiss Oerlikon 20mm ranks as one of the most important cannon developments of the 20th Century - being utilized in land-based (fixed or towed), naval platforms, and as aircraft armament.

One of the most widely used naval weapons of World War II, the 20-mm Oerlikon antiaircraft cannon was installed aboard virtually every U.S. Navy warship—from lowly PT boats to massive battleships—as well as in auxiliaries and armed merchantmen.

The German 20mm MG-FF cannon had some interesting advantages and disadvantages; the guns were more than twice as heavy as the 7.92mm MG 17 and fired only half as fast, about 9 rounds per second. The muzzle velocity was also considerably lower, giving a different trajectory and time-to-target.

2011年3月30日 · The Oerlikon 20mm anti-aircraft cannon was widely used by naval and air forces during World War II, by countries on both sides. It is a fairly well-recognized weapons, with a characteristic offset 60-round drum magazine.

Rheinmetall continues to build on their legacy, developing and manufacturing automatic cannons featuring exceptional firepower, precision and reliability. Rheinmetall is proud to present its current family of medium-calibre cannons in the 20 mm to 35 mm calibre range.