Title:
ROTOR BLADE FOR AIRCRAFT
Document Type and Number:
Japanese Patent JP2020023217
Kind Code:
A
Abstract:
To further reduce BVI noise in an aircraft.SOLUTION: A rotor blade for an aircraft includes: a blade body that has a blade profile in which undersurface pressure is larger than top face pressure when rotated, and one end of which forms a first blade tip of the rotor blade; and a blade for generating vortex which forms a second blade tip by being provided at the end on a blade tip side of the rotor blade, and has a blade profile in which undersurface pressure is smaller than top face pressure when rotated.SELECTED DRAWING: Figure 1
Inventors:
KOBAYASHI KO
YAMANE HOKUTO
HAYASHI HIROTAKA
TAGUCHI HIROSHI
YAMANE HOKUTO
HAYASHI HIROTAKA
TAGUCHI HIROSHI
Application Number:
JP2018147814A
Publication Date:
February 13, 2020
Filing Date:
August 06, 2018
Export Citation:
Assignee:
SUBARU CORP
International Classes:
B64C27/467; B64C29/00
Domestic Patent References:
| JPH08509930A | 1996-10-22 |
Foreign References:
| US6578798B1 | 2003-06-17 | |||
| WO2018010850A1 | 2018-01-18 |
Attorney, Agent or Firm:
Takehiko Yamada