FR921456A - Perfectionnements aux hélices - Google Patents

Perfectionnements aux hélices

Info

Publication number
FR921456A
FR921456A FR921456DA FR921456A FR 921456 A FR921456 A FR 921456A FR 921456D A FR921456D A FR 921456DA FR 921456 A FR921456 A FR 921456A
Authority
FR
France
Prior art keywords
refinements
propeller
propeller refinements
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
Pierre-Albert-Marie D Valroger
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 FR921456A publication Critical patent/FR921456A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR921456D 1945-11-15 1945-11-15 Perfectionnements aux hélices Expired FR921456A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921456T 1945-11-15

Publications (1)

Publication Number Publication Date
FR921456A true FR921456A (fr) 1947-05-08

Family

ID=9436182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921456D Expired FR921456A (fr) 1945-11-15 1945-11-15 Perfectionnements aux hélices

Country Status (1)

Country Link
FR (1) FR921456A (fr)

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