FR828569A - Safety propeller - Google Patents

Safety propeller

Info

Publication number
FR828569A
FR828569A FR828569DA FR828569A FR 828569 A FR828569 A FR 828569A FR 828569D A FR828569D A FR 828569DA FR 828569 A FR828569 A FR 828569A
Authority
FR
France
Prior art keywords
safety propeller
propeller
safety
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
Gaston Devienne
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 FR828569A publication Critical patent/FR828569A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR828569D 1937-10-30 1937-10-30 Safety propeller Expired FR828569A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828569T 1937-10-30

Publications (1)

Publication Number Publication Date
FR828569A true FR828569A (en) 1938-05-20

Family

ID=9283818

Family Applications (1)

Application Number Title Priority Date Filing Date
FR828569D Expired FR828569A (en) 1937-10-30 1937-10-30 Safety propeller

Country Status (1)

Country Link
FR (1) FR828569A (en)

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