[go: up one dir, main page]

FR877980A - Lift wing for airplanes - Google Patents

Lift wing for airplanes

Info

Publication number
FR877980A
FR877980A FR877980DA FR877980A FR 877980 A FR877980 A FR 877980A FR 877980D A FR877980D A FR 877980DA FR 877980 A FR877980 A FR 877980A
Authority
FR
France
Prior art keywords
airplanes
lift wing
wing
lift
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
Other languages
French (fr)
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.)
Focke Wulf Flugzeugbau GmbH
Original Assignee
Focke Wulf Flugzeugbau GmbH
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 Focke Wulf Flugzeugbau GmbH filed Critical Focke Wulf Flugzeugbau GmbH
Application granted granted Critical
Publication of FR877980A publication Critical patent/FR877980A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C9/00—Adjustable control surfaces or members, e.g. rudders
    • B64C9/14—Adjustable control surfaces or members, e.g. rudders forming slots
    • B64C2009/143—Adjustable control surfaces or members, e.g. rudders forming slots comprising independently adjustable elements for closing or opening the slot between the main wing and leading or trailing edge flaps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/06—Boundary layer controls by explicitly adjusting fluid flow, e.g. by using valves, variable aperture or slot areas, variable pump action or variable fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/20—Boundary layer controls by passively inducing fluid flow, e.g. by means of a pressure difference between both ends of a slot or duct
    • 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)
FR877980D 1940-05-08 1941-12-23 Lift wing for airplanes Expired FR877980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE877980X 1940-05-08

Publications (1)

Publication Number Publication Date
FR877980A true FR877980A (en) 1943-01-07

Family

ID=6818320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR877980D Expired FR877980A (en) 1940-05-08 1941-12-23 Lift wing for airplanes

Country Status (1)

Country Link
FR (1) FR877980A (en)

Similar Documents

Publication Publication Date Title
FR866370A (en) Folding oleo-pneumatic landing gear
FR883462A (en) Helicopter
ES176815A1 (en) IMPROVEMENTS OF RADIOFAROS FOR LANDING
FR874034A (en) Parachute
FR867442A (en) Aeronautical wing-crawler
FR846421A (en) Airplane wing improvements
FR826798A (en) Helicopter
FR877980A (en) Lift wing for airplanes
FR866042A (en) Retractable landing gear for aerodyne
FR877989A (en) Aerial propeller
FR867965A (en) Float for seaplanes
FR865973A (en) Helicopter landing gear
FR832511A (en) Aviation parachute
FR880360A (en) One-propeller tailplane for helicopter
FR891349A (en) Aircraft elevator
FR895022A (en) Removable aircraft hangar
FR846311A (en) Dual control surfaces for airplanes
FR865707A (en) Aircraft landing pad
FR824528A (en) Metal wing for airplanes
FR853109A (en) Stabilizer mechanism for airplanes
FR971222A (en) Removable aircraft hangar
FR941778A (en) Blind landing device for airplanes
CA373706A (en) Aeroplane wing lift increasing device
FR849982A (en) Variable curvature lift wing
SU59105A1 (en) Device for blowing boundary layer from aircraft wing