FR850552A - Hélice - Google Patents

Hélice

Info

Publication number
FR850552A
FR850552A FR850552DA FR850552A FR 850552 A FR850552 A FR 850552A FR 850552D A FR850552D A FR 850552DA FR 850552 A FR850552 A FR 850552A
Authority
FR
France
Prior art keywords
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
Other languages
English (en)
Inventor
Lucien Grillet
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 FR850552A publication Critical patent/FR850552A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR850552D 1938-08-19 1938-08-19 Hélice Expired FR850552A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR850552T 1938-08-19

Publications (1)

Publication Number Publication Date
FR850552A true FR850552A (fr) 1939-12-20

Family

ID=9318166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850552D Expired FR850552A (fr) 1938-08-19 1938-08-19 Hélice

Country Status (1)

Country Link
FR (1) FR850552A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406565A1 (fr) * 1977-10-18 1979-05-18 Mendiberri Vicente Helicoptere a deux rotors contrarotatifs coaxiaux

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406565A1 (fr) * 1977-10-18 1979-05-18 Mendiberri Vicente Helicoptere a deux rotors contrarotatifs coaxiaux

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