FR690816A - Improvements to rotary wing aircraft or lifting surfaces - Google Patents

Improvements to rotary wing aircraft or lifting surfaces

Info

Publication number
FR690816A
FR690816A FR690816DA FR690816A FR 690816 A FR690816 A FR 690816A FR 690816D A FR690816D A FR 690816DA FR 690816 A FR690816 A FR 690816A
Authority
FR
France
Prior art keywords
wing aircraft
rotary wing
lifting surfaces
lifting
rotary
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.)
Cierva Autogiro Co Ltd
Original Assignee
Cierva Autogiro Co Ltd
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 Cierva Autogiro Co Ltd filed Critical Cierva Autogiro Co Ltd
Application granted granted Critical
Publication of FR690816A publication Critical patent/FR690816A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/02—Gyroplanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR690816D 1929-03-04 1930-02-28 Improvements to rotary wing aircraft or lifting surfaces Expired FR690816A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB690816X 1929-03-04

Publications (1)

Publication Number Publication Date
FR690816A true FR690816A (en) 1930-09-26

Family

ID=10493127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR690816D Expired FR690816A (en) 1929-03-04 1930-02-28 Improvements to rotary wing aircraft or lifting surfaces

Country Status (1)

Country Link
FR (1) FR690816A (en)

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