| 摘要 |
FIELD: aviation.SUBSTANCE: black box system contains black box, which is arranged inside the ejection device. First hatch, first automatic lock, third and fourth springs are located on one side of the ejection device. First spring is arranged in the first groove, which is made on inner side of the first hatch. First automatic lock is connected to the first hatch to control opening of the first hatch. Third and fourth springs are made with possibility of tilting first hatch from ejection device when opening the first automatic lock. Method of black box underwater search using the system comprises: waiting for 30 seconds after disconnection of GPS, determination of pressure sensor value of water pressure at depth, determination of position of the black box opening of the first or second hatch with the help of microprocessor and switching on of the radio beacon after ejection through the first or second access doors, GPS system activation.EFFECT: achieving the possibility of finding black box under water after plane crash.9 cl, 6 dwg |
