Title:
UNMANNED AERIAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/059428
Kind Code:
A1
Abstract:
The objective of the present invention is to provide an unmanned aerial device capable of creating great thrust without causing interference with an external obstacle, by using a single-shaft rotor having a pair of propellers. To this end, the present invention provides the unmanned aerial device comprising: the pair of propellers for rotating oppositely to each other around a rotary shaft; a driving part, which is positioned at the upper part of the rotary shaft, for driving the propellers; a fuselage having a hollow portion in which the rotary shaft is disposed; and at least one supporting frame for supporting the driving part on the fuselage.
Inventors:
CHOI HYUN HWAN (KR)
Application Number:
PCT/KR2017/010313
Publication Date:
March 28, 2019
Filing Date:
September 20, 2017
Export Citation:
Assignee:
CHOI HYUN HWAN (KR)
International Classes:
B64C39/02; B64C25/10; B64C27/10; B64C27/82; B64C39/00
Foreign References:
| US5419513A | 1995-05-30 | |||
| KR101210532B1 | 2012-12-27 | |||
| KR20060110471A | 2006-10-25 | |||
| KR101461059B1 | 2014-11-13 | |||
| KR101084051B1 | 2011-11-16 |
Attorney, Agent or Firm:
PINNACLE IP & LAW FIRM (KR)
Download PDF:
Previous Patent: DISPLAY DEVICE AND TERMINAL FOR CONTROLLING THE SAME
Next Patent: MULTI-FUNCTIONAL FOOD COOKER HAVING WATER PURIFICATION FUNCTION
Next Patent: MULTI-FUNCTIONAL FOOD COOKER HAVING WATER PURIFICATION FUNCTION