US 11,745,865 B2
Vertical takeoff and landing aerial vehicle and cooling system
Yu Tian, Hong Kong (CN)
Assigned to SHANGHAI AUTOFLIGHT CO., LTD., Shanghai (CN)
Filed by Shanghai Autoflight Co., Ltd., Shanghai (CN)
Filed on Aug. 7, 2021, as Appl. No. 17/396,697.
Application 17/396,697 is a continuation in part of application No. 16/281,020, filed on Feb. 20, 2019, abandoned.
Claims priority of application No. 202021631692.7 (CN), filed on Aug. 7, 2020; and application No. 202022450896.7 (CN), filed on Oct. 29, 2020.
Prior Publication US 2022/0227490 A1, Jul. 21, 2022
Int. Cl. B64C 29/00 (2006.01); B64C 39/02 (2023.01); B64D 13/00 (2006.01); B64D 33/08 (2006.01); B64D 13/06 (2006.01); B64U 10/13 (2023.01); B64U 30/10 (2023.01); B64U 30/20 (2023.01); B64U 50/13 (2023.01); B64U 50/19 (2023.01); B64U 70/80 (2023.01)
CPC B64C 29/0025 (2013.01) [B64C 39/024 (2013.01); B64D 13/006 (2013.01); B64D 33/08 (2013.01); B64C 2211/00 (2013.01); B64D 2013/0614 (2013.01); B64U 10/13 (2023.01); B64U 30/10 (2023.01); B64U 30/20 (2023.01); B64U 50/13 (2023.01); B64U 50/19 (2023.01); B64U 70/80 (2023.01)] 7 Claims
OG exemplary drawing
 
1. A vertical takeoff and landing unmanned aerial vehicle, comprising:
a left main wing and a right main wing;
a left front wing and a right front wing;
a main body which is engaged with the left main wing and the right main wing;
a left linear support for connecting the left main wing with the left front wing;
a right linear support for connecting the right main wing with the right front wing;
the left linear support having a first group of multiple lift propellers arranged thereon;
the right linear support having a second group of multiple lift propellers arranged thereon;
wherein the left linear support and the right linear support each have a hollow interior;
a forward-facing opening which is provided at the front end of each of the left linear support and the right linear support;
a ducted fan having trumpet-shaped duct and the ducted fan is disposed within the hollow interior at the forward-facing opening; and
wherein the trumpet-shaped duct has a front end opening and a rear end opening, and a diameter of the front end opening is larger than a diameter of the rear end opening.