Title:
農業無人機
Document Type and Number:
Japanese Patent JP6980968
Kind Code:
B2
Abstract:
An agricultural unmanned aerial vehicle (UAV) is provided. The UAV includes a central frame, a control circuit, a left arm group, a right arm group and a spraying system. The left and right arm groups each includes a front arm assembly including a second rotor assembly, a rear arm assembly including a third rotor assembly, and a middle arm assembly including a first rotor assembly. In an output direction of downwash flow fields of the left and right arm groups, a height of a rotation plane of the first rotor assembly is lower than heights of rotation planes of the second and third rotor assemblies. The spraying system includes nozzle assemblies. The control circuit is configured to control the left and right arm groups to adjust flight attitude of the UAV. The left and right arm groups output the downwash flow fields in a direction towards the nozzle assemblies.
Inventors:
C, Xiao Long
Den, lei
Elephant, Les
Le, Chuoin
Den, lei
Elephant, Les
Le, Chuoin
Application Number:
JP2020552384A
Publication Date:
December 15, 2021
Filing Date:
April 28, 2018
Export Citation:
Assignee:
SZ DJI TECHNOLOGY CO.,LTD
International Classes:
B64D27/26; A01M7/00; B64C27/08; B64C39/02; B64D1/18
Domestic Patent References:
| JP5890569B1 | ||||
| JP2018030559A |
Foreign References:
| CN205168879U | ||||
| CN206476115U | ||||
| KR1020170099337A | ||||
| CN106394906A | ||||
| CN206367578U | ||||
| CN205455559U | ||||
| CN206502027U | ||||
| CN205884500U | ||||
| KR101663058B1 |
Attorney, Agent or Firm:
Longhua International Patent Service Corporation