PROBLEM TO BE SOLVED: To provide an antiaircraft hypervelocity missile, and an antiaircraft attack method using it which can be equipped on a submarine and shot from water to attack a flying target, allowing safe departure from a shooting point after shooting, allowing shooting from a small shooter or the like, having only a few complicated devices, and capable of reducing costs.;SOLUTION: A warhead device 12 is provided for acquiring the target 1 and firing a self-forging projectile 11 toward the target, a floating bag device 20 inflated and spread by gas pressure is provided for maintaining the warhead device at a stable attitude, a storage container 26 is provided for holding the warhead device and the floating bag device in an interior and capable of exposing the warhead device by spreading or separating, a depth maintaining device 30 is provided for maintaining a predetermined depth, and a surfacing controller 40 is provided for controlling the devices. In the antiaircraft hypervelocity missile 10, the predetermined depth is maintained for a predetermined time after shooting into water, then, the storage container is spread or separated, and the floating bag device is inflated and spread.;COPYRIGHT: (C)2007,JPO&INPIT
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