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HMS Tracker (BACV-6/D24) was an Attacker-class escort carrier that was built in the United States, ... one aircraft catapult and nine arrestor wires. Aircraft could ...
USS John F. Kennedy (CV-67) (formerly CVA-67), the only ship of her class, was an aircraft carrier, formerly of the United States Navy.Considered a supercarrier, [2] she was a variant of the Kitty Hawk class, and the last conventionally-powered carrier built for the Navy, [6] as all carriers since have had nuclear propulsion.
U.S. Navy S-2 Tracker on the port catapult of USS Lexington ready for take-off, 22 January 1963. The Tracker had an internal torpedo bay capable of carrying two lightweight aerial torpedoes or one nuclear depth charge. [4] There were six underwing hard points for rocket pods and conventional depth charges or up to four additional torpedoes.
Catapult was founded by engineers Shaun Holthouse and Igor van de Griendt, [3] and is today led by CEO Will Lopes. In 1999 the pair were working with the Cooperative Research Centres during a project with the Australian Institute of Sport seeking to replace laboratory-based performance testing with microtechnology, as athletes were not exerting themselves in lab conditions in the same way as ...
The catapult used on aircraft carriers consists of a track or slot built into the flight deck, below which is a large piston or shuttle that is attached through the track to the nose gear of the aircraft, or in some cases a wire rope, called a catapult bridle, is attached to the aircraft and the catapult shuttle.
The majority of the aircraft ditched or crashed over the side, but some losses were due to catapult or arrestor cable failures. [52] After Melbourne was decommissioned, the Fleet Air Arm ceased fixed-wing combat aircraft operation in 1984, with the final Tracker flight saluting the decommissioned carrier. [53]
The catapult operator then pushes a button to fire the catapult. Once the catapult fires, the hold-back breaks free as the shuttle moves rapidly forward, dragging the aircraft by the launch bar. The aircraft accelerates from zero (relative to the carrier deck) to about 150 knots (280 km/h; 170 mph) in about 2 seconds.
Propulsion was provided by one shaft, two boilers and a steam turbine giving 8,500 shp (6,300 kW), which could propel the ship at 18 knots (33 km/h; 21 mph). [4] Aircraft facilities were a small combined bridge–flight control on the starboard side, two aircraft lifts 43 by 34 feet (13.1 by 10.4 m), one aircraft catapult and nine arrestor ...