Search results
Results from the WOW.Com Content Network
Fail-safe. Also called fail-open. In this configuration, applying electric current to the strike will cause it to lock. It operates the same as a magnetic lock would. If there is a power failure, the door opens merely by being pushed or pulled. A new trend is a strike that is quickly reversible from fail safe to fail secure (and back again if ...
The M61 Vulcan is a hydraulically, electrically, or pneumatically driven, six-barrel, air-cooled, electrically fired Gatling-style rotary cannon which fires 20 mm × 102 mm (0.787 in × 4.016 in) rounds at an extremely high rate (typically 6,000 rounds per minute).
Lindley states that the bronze cannon was dug up in 1852 and in 1874 its metal was recast into a bell which hangs in St. Mark’s Episcopal Church in San Antonio; while the Texian's small iron cannon was abandoned at Sandies Creek, uncovered by a flood in 1936, and as of 2020 is displayed in the Gonzales Memorial Museum as the Come and Take It ...
Owing to these issues in addition to modernization difficulties due to the integrated avionics systems architecture design, the F-22's mission computers were upgraded in 2021 after Increment 3.2B with military-hardened commercial off-the-shelf (COTS) open mission system (OMS) processor modules with a modular open systems architecture (MOSA ...
The Maschinengewehr (MG) 151 is a belt-fed autocannon for aircraft use, developed in Nazi Germany from 1934 to 1940 and produced by Waffenfabrik Mauser during World War II.It was originally produced in 15.1 mm caliber from 1940, with a 15×96mm cartridge, but due to demand for higher effect against aircraft, especially with the introduction of mine shells for the 20 mm MG-FF/M aircraft cannon ...
Cannon Mountain was the site of the first passenger aerial tramway in North America. [1] From its construction in 1938 to its 1980 retirement, the first tram carried 6,581,338 passengers up the 2.1-mile (3.4 km) route to near the summit of Cannon Mountain. On May 24, 1980, the Cannon Mountain Aerial Tramway II was dedicated.
XM197 cannon on an AU-23A. The M197 was also mounted into the AU-23A as a handheld Door gun. The XM301 was an improved M197 intended to be the gun on the later canceled RAH-66 Comanche. The weapon's current contractor is General Dynamics Armament Systems.
Malfunctions range from temporary and relatively safe situations, such as a casing that did not eject, to potentially dangerous occurrences that may permanently damage the gun and cause injury or death. Improper handling of certain types of malfunctions can be very dangerous.