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Title:
NOISE-SUPPRESSING STRUT SUPPORT SYSTEM FOR DUCTED FAN UNMANNED AERIAL VEHICLE
Document Type and Number:
Japanese Patent JP2010105654
Kind Code:
A
Abstract:

To provide a strut support system for a ducted fan unmanned aerial vehicle to suppress noise.

The strut support system for the ducted fan unmanned aerial vehicle to suppress noise includes a ducted fan fuselage that defines an opening, an engine that extends longitudinally through the opening in the fuselage, a drive mechanism rotatably mounted to the engine, wherein a fan is mounted on the drive mechanism within a duct defined by the opening, and a plurality of struts extending between the ducted fan fuselage and the engine each comprising a first leg and a second leg joined together by a curvilinear junction, wherein the first leg is attached to the ducted fan fuselage and the second leg is attached to the engine, wherein the plurality of struts are positioned upstream of the fan, wherein the junction between the first leg of each of the plurality of struts and the ducted fan fuselage is outside the highlight of the ducted fan fuselage's leading edge.


Inventors:
BOULDIN BRUCE DAN
BURDISSO RICARDO
Application Number:
JP2009196925A
Publication Date:
May 13, 2010
Filing Date:
August 27, 2009
Export Citation:
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Assignee:
HONEYWELL INT INC
International Classes:
B64C29/00; B64C39/02
Domestic Patent References:
JPH06293296A1994-10-21
JP2007263962A2007-10-11
JPH01114595A1989-05-08
JPH09512765A1997-12-22
JPH0657396U1994-08-09
JP2005057092A2005-03-03
JP2010132273A2010-06-17
Attorney, Agent or Firm:
Shinjiro Ono
Kazuo Shamoto
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Shigeo Takeuchi