FR52406E - Improvements to air navigation devices - Google Patents

Improvements to air navigation devices

Info

Publication number
FR52406E
FR52406E FR52406DA FR52406E FR 52406 E FR52406 E FR 52406E FR 52406D A FR52406D A FR 52406DA FR 52406 E FR52406 E FR 52406E
Authority
FR
France
Prior art keywords
navigation devices
air navigation
air
devices
navigation
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)
Inventor
Pierre Marcel Lemoigne
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 filed Critical
Application granted granted Critical
Publication of FR52406E publication Critical patent/FR52406E/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B64C9/146—Adjustable control surfaces or members, e.g. rudders forming slots at an other wing location than the rear or the front
    • 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
    • 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
    • B64C9/16—Adjustable control surfaces or members, e.g. rudders forming slots at the rear of the wing
    • B64C9/20—Adjustable control surfaces or members, e.g. rudders forming slots at the rear of the wing by multiple flaps
    • 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
    • B64C9/22—Adjustable control surfaces or members, e.g. rudders forming slots at the front of the wing
    • B64C9/26—Adjustable control surfaces or members, e.g. rudders forming slots at the front of the wing by multiple flaps
    • 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
    • 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)
FR52406D 1938-12-09 1941-02-15 Improvements to air navigation devices Expired FR52406E (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR854083T 1938-12-09
FR50451T 1939-01-18
FR52406T 1941-02-15

Publications (1)

Publication Number Publication Date
FR52406E true FR52406E (en) 1944-04-13

Family

ID=62222307

Family Applications (4)

Application Number Title Priority Date Filing Date
FR854083D Expired FR854083A (en) 1938-12-09 1938-12-09 Improvements to air navigation devices
FR50451D Expired FR50451E (en) 1938-12-09 1939-01-18 Improvements to air navigation devices
FR51663D Expired FR51663E (en) 1938-12-09 1940-05-24 UPGRADES TO AIR NAVIGATION EQUIPMENT
FR52406D Expired FR52406E (en) 1938-12-09 1941-02-15 Improvements to air navigation devices

Family Applications Before (3)

Application Number Title Priority Date Filing Date
FR854083D Expired FR854083A (en) 1938-12-09 1938-12-09 Improvements to air navigation devices
FR50451D Expired FR50451E (en) 1938-12-09 1939-01-18 Improvements to air navigation devices
FR51663D Expired FR51663E (en) 1938-12-09 1940-05-24 UPGRADES TO AIR NAVIGATION EQUIPMENT

Country Status (1)

Country Link
FR (4) FR854083A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260477A (en) * 1964-01-31 1966-07-12 William E Grahame Flap assembly for aircraft
DE2207189C3 (en) * 1972-02-16 1974-09-19 Vereinigte Flugtechnische Werkefokker Gmbh, 2800 Bremen Control flap arrangement for aircraft wings
US5294080A (en) * 1993-02-08 1994-03-15 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Lift enhancing tabs for airfoils

Also Published As

Publication number Publication date
FR51663E (en) 1943-03-27
FR50451E (en) 1940-11-14
FR854083A (en) 1940-04-04

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