FR450138A - Improvements to airplane wings and propeller blades - Google Patents

Improvements to airplane wings and propeller blades

Info

Publication number
FR450138A
FR450138A FR450138A FR450138DA FR450138A FR 450138 A FR450138 A FR 450138A FR 450138 A FR450138 A FR 450138A FR 450138D A FR450138D A FR 450138DA FR 450138 A FR450138 A FR 450138A
Authority
FR
France
Prior art keywords
propeller blades
airplane wings
airplane
wings
propeller
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.)
Expired
Application number
FR450138A
Other languages
French (fr)
Inventor
Louis Constantin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR450138A publication Critical patent/FR450138A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/02—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like
    • B64C21/08—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like adjustable
    • 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)
FR450138A 1912-07-26 1912-11-04 Improvements to airplane wings and propeller blades Expired FR450138A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE450138X 1912-07-26

Publications (1)

Publication Number Publication Date
FR450138A true FR450138A (en) 1913-03-15

Family

ID=1490595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450138A Expired FR450138A (en) 1912-07-26 1912-11-04 Improvements to airplane wings and propeller blades

Country Status (1)

Country Link
FR (1) FR450138A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945645A (en) * 1956-06-19 1960-07-19 Schwarzmayr Ludwig Aircraft variable lift wing
US5709419A (en) * 1994-02-03 1998-01-20 Roskey; John E. Wind energy collection
US6239506B1 (en) 1999-04-12 2001-05-29 John Roskey Wind energy collection system
US6437457B2 (en) 1999-04-12 2002-08-20 The Roskey Family Trust Airfoil ventilation system for a building and the like
US6911744B2 (en) 2003-07-14 2005-06-28 John E. Roskey System and method for converting wind into mechanical energy
US7663262B2 (en) 2003-07-14 2010-02-16 Marquiss Wind Power, Inc. System and method for converting wind into mechanical energy for a building and the like
US8080896B2 (en) 2003-07-14 2011-12-20 JLM Energy Inc. System and method for converting wind into mechanical energy

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945645A (en) * 1956-06-19 1960-07-19 Schwarzmayr Ludwig Aircraft variable lift wing
US5709419A (en) * 1994-02-03 1998-01-20 Roskey; John E. Wind energy collection
US6239506B1 (en) 1999-04-12 2001-05-29 John Roskey Wind energy collection system
US6437457B2 (en) 1999-04-12 2002-08-20 The Roskey Family Trust Airfoil ventilation system for a building and the like
US6911744B2 (en) 2003-07-14 2005-06-28 John E. Roskey System and method for converting wind into mechanical energy
US7199486B2 (en) 2003-07-14 2007-04-03 Roskey John E System and method for converting wind into mechanical energy
US7663262B2 (en) 2003-07-14 2010-02-16 Marquiss Wind Power, Inc. System and method for converting wind into mechanical energy for a building and the like
US8080896B2 (en) 2003-07-14 2011-12-20 JLM Energy Inc. System and method for converting wind into mechanical energy

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