Title:
ROTORCRAFT
Document Type and Number:
WIPO Patent Application WO/2019/080442
Kind Code:
A1
Abstract:
A rotorcraft, comprising: a ducted fan (2), comprising a main duct (3) having a central axis; at least two first arms (10) and at least one second arm, being separately perpendicular to the central axis and disposed on the outer wall (8) of the main duct (3); at least two first rotors (4), each having a first rotating shaft, and being disposed at free ends of the at least two first arms (10) in such a manner that the first rotating shafts are perpendicular to the first arms (10); and at least one second rotor (6), having a second rotating shaft, and being disposed at a free end of the at least one second arm in such a manner that the second rotating shaft is perpendicular to the second arm and there is an angle between the second rotating shaft and the central axis. According to the rotorcraft, the load capacity is increased, the battery life is prolonged, and better operating stability is provided.
Inventors:
LIU RUOPENG (CN)
XU GUANXIONG (CN)
JIANG HANJIE (CN)
ZOU MAOZHEN (CN)
LIU WEIJIAN (CN)
XU GUANXIONG (CN)
JIANG HANJIE (CN)
ZOU MAOZHEN (CN)
LIU WEIJIAN (CN)
Application Number:
PCT/CN2018/079751
Publication Date:
May 02, 2019
Filing Date:
March 21, 2018
Export Citation:
Assignee:
SHEN ZHEN KUANG CHI HEZHONG TECH LTD (CN)
International Classes:
B64C27/10; B64C27/28
Foreign References:
| CN1944091A | 2007-04-11 | |||
| CN105366049A | 2016-03-02 | |||
| FR1210698A | 1960-03-10 | |||
| CN205239904U | 2016-05-18 | |||
| CN202011472U | 2011-10-19 | |||
| CN206231614U | 2017-06-09 | |||
| CN106314773A | 2017-01-11 | |||
| US20070246601A1 | 2007-10-25 | |||
| CN206136123U | 2017-04-26 |
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