Title:
SAFETY DEVICE AND FLIGHT VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/168793
Kind Code:
A1
Abstract:
The present invention provides a safety device that can control a landing point when a flight vehicle falls. The safety device is provided in a flight vehicle and comprises: a first parachute that slows the rate of fall and controls the attitude of the flight vehicle while falling; a second parachute which is deployed later than the first parachute and which lessens the impact when the flight vehicle lands; a sensor unit that detects the falling of the flight vehicle; and a control unit that controls the deployment of the first and second parachutes. The control unit deploys the first parachute at a first timing after the sensor unit detects falling and deploys the second parachute at a second timing that comes after the first timing and additionally satisfies a prescribed condition.
Inventors:
KATAYAMA KAZUO (JP)
Application Number:
PCT/JP2022/003597
Publication Date:
August 11, 2022
Filing Date:
January 31, 2022
Export Citation:
Assignee:
DAICEL CORP (JP)
International Classes:
B64C27/08; B64C39/02; B64D17/04; B64D17/80; B64D25/00
Domestic Patent References:
| WO2019039062A1 | 2019-02-28 |
Foreign References:
| JP2018193055A | 2018-12-06 | |||
| CN212243847U | 2020-12-29 | |||
| US3079113A | 1963-02-26 | |||
| JPH0415499A | 1992-01-20 | |||
| US20030197095A1 | 2003-10-23 | |||
| JP2007182182A | 2007-07-19 | |||
| JP2010018264A | 2010-01-28 | |||
| JP2018034761A | 2018-03-08 | |||
| JP2018001814A | 2018-01-11 | |||
| JP2018154249A | 2018-10-04 |
Attorney, Agent or Firm:
IP FIRM SHUWA (JP)
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