Title:
SICKLE-WINGED VERTICAL TAKE-OFF AND LANDING AIRCRAFT
Document Type and Number:
WIPO Patent Application WO/2021/238637
Kind Code:
A1
Abstract:
The present invention provides a sickle-winged vertical take-off and landing aircraft, which is of a high wing structure. The wing comprises a wing root part and a wing tip part; a leading edge of the wing root part is integrally straight, a trailing edge of the wing root part is in a convex triangle shape, and the leading edge part is provided with a separated tiltable wing plane; a power system and a rotor wing are mounted on the wing plane; the leading edge and the trailing edge of the wing tip part are both inclined and swept forward integrally compared with the wing root part. The present invention has the advantages of being high in hovering efficiency, good in stability and high in level flight efficiency.
Inventors:
GAO WEN (CN)
ZHAO YI (CN)
HE YANG (CN)
NIE JUN (CN)
SHEN ZHENG (CN)
ZHAO YI (CN)
HE YANG (CN)
NIE JUN (CN)
SHEN ZHENG (CN)
Application Number:
PCT/CN2021/092771
Publication Date:
December 02, 2021
Filing Date:
May 10, 2021
Export Citation:
Assignee:
GAO WEN (CN)
International Classes:
B64C29/00; B64C3/10
Foreign References:
| CN111591440A | 2020-08-28 | |||
| CN101274666A | 2008-10-01 | |||
| CN108045549A | 2018-05-18 | |||
| CN106828915A | 2017-06-13 | |||
| US20190337614A1 | 2019-11-07 | |||
| US4767083A | 1988-08-30 |
Other References:
ZHU, XIAOBIAO: "New Wing of Unmanned Aerial Vehicle (Aircraft)-Swept Forward Wing", HONGDU SCIENCE AND TECHNOLOGY, no. 4, 31 December 2003 (2003-12-31), pages 1 - 5, XP009532114, ISSN: 2096-8027
Attorney, Agent or Firm:
YOGO PATENT AND TRADEMARK AGENCY LIMITED COMPANY (CN)
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