CA2713162C - Winglets with recessed surfaces, and associated systems and methods - Google Patents

Winglets with recessed surfaces, and associated systems and methods Download PDF

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Publication number
CA2713162C
CA2713162C CA2713162A CA2713162A CA2713162C CA 2713162 C CA2713162 C CA 2713162C CA 2713162 A CA2713162 A CA 2713162A CA 2713162 A CA2713162 A CA 2713162A CA 2713162 C CA2713162 C CA 2713162C
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CA
Canada
Prior art keywords
winglet
wing
point
region
outboard
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2713162A
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English (en)
French (fr)
Other versions
CA2713162A1 (en
Inventor
Adam P. Malachowski
Stephen R. Chaney
Norman K. Ebner
Stephen T. Ledoux
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boeing Co
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Boeing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boeing Co filed Critical Boeing Co
Publication of CA2713162A1 publication Critical patent/CA2713162A1/en
Application granted granted Critical
Publication of CA2713162C publication Critical patent/CA2713162C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
    • B64C23/06—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices
    • B64C23/065—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices at the wing tips
    • B64C23/069—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices at the wing tips using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/10—Drag reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Toys (AREA)
CA2713162A 2008-04-15 2009-03-20 Winglets with recessed surfaces, and associated systems and methods Active CA2713162C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/103,430 US8128035B2 (en) 2008-04-15 2008-04-15 Winglets with recessed surfaces, and associated systems and methods
US12/103,430 2008-04-15
PCT/US2009/037868 WO2009129023A1 (en) 2008-04-15 2009-03-20 Winglets with recessed surfaces, and associated systems and methods

Publications (2)

Publication Number Publication Date
CA2713162A1 CA2713162A1 (en) 2009-10-22
CA2713162C true CA2713162C (en) 2012-08-21

Family

ID=40887190

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2713162A Active CA2713162C (en) 2008-04-15 2009-03-20 Winglets with recessed surfaces, and associated systems and methods

Country Status (7)

Country Link
US (1) US8128035B2 (https=)
EP (1) EP2276665B1 (https=)
JP (1) JP5490097B2 (https=)
CN (1) CN102089207B (https=)
CA (1) CA2713162C (https=)
RU (1) RU2492111C2 (https=)
WO (1) WO2009129023A1 (https=)

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Also Published As

Publication number Publication date
CN102089207A (zh) 2011-06-08
CA2713162A1 (en) 2009-10-22
RU2010146134A (ru) 2012-05-20
JP2011516345A (ja) 2011-05-26
RU2492111C2 (ru) 2013-09-10
EP2276665B1 (en) 2015-05-06
US20090256029A1 (en) 2009-10-15
JP5490097B2 (ja) 2014-05-14
CN102089207B (zh) 2016-07-13
US8128035B2 (en) 2012-03-06
WO2009129023A1 (en) 2009-10-22
EP2276665A1 (en) 2011-01-26

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