Title:
HELICOPTER AIR SEPARATION TYPE EMERGENCY FLIGHT DATA RECORDING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/016908
Kind Code:
A1
Abstract:
A helicopter air separation type emergency flight data recording system, comprising: an emergency state analysis system, an ejection system and a cushioning/floating system, wherein the emergency state analysis system is used for determining whether a helicopter is in an emergency state, and controlling the ejection system to be started when the helicopter is in the emergency state; the ejection system is used for ejecting the cushioning/floating system out from the helicopter; and the cushioning/floating system comprises: a radio transceiver, an electromechanical module and an air bag wrapping the electromechanical module, the electromechanical module comprises a flight data recorder and a gas generator, the gas generator generates, under the control of the flight data recorder, gas for inflating the air bag, and the radio transceiver is electrically connected to the flight data recorder and broadcasts a positioning signal. The system has the advantage of realizing intelligent and quick separation from an airplane, a strong capability in terms of high-altitude falling resistance, and floating on the surface of the water after falling into water, and easy search and rescue.
Inventors:
SUN ZHI (CN)
SUN JIANHONG (CN)
SUN JIANHONG (CN)
Application Number:
PCT/CN2021/085756
Publication Date:
January 27, 2022
Filing Date:
April 07, 2021
Export Citation:
Assignee:
UNIV NANJING AERONAUTICS & ASTRONAUTICS (CN)
International Classes:
B64D25/18; B64D25/20; B64D45/00
Foreign References:
| CN111806704A | 2020-10-23 | |||
| US20170029128A1 | 2017-02-02 | |||
| CN106347690A | 2017-01-25 | |||
| CN104007451A | 2014-08-27 | |||
| CN104044748A | 2014-09-17 | |||
| US8670879B1 | 2014-03-11 |
Attorney, Agent or Firm:
JIANGSU SUNDY LAW FIRM (CN)
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