FR707480A - Improvements in aviation propellers and in particular helicopters - Google Patents

Improvements in aviation propellers and in particular helicopters

Info

Publication number
FR707480A
FR707480A FR707480DA FR707480A FR 707480 A FR707480 A FR 707480A FR 707480D A FR707480D A FR 707480DA FR 707480 A FR707480 A FR 707480A
Authority
FR
France
Prior art keywords
particular helicopters
propellers
aviation
aviation propellers
helicopters
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
Francois Denglos
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 FR707480A publication Critical patent/FR707480A/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)
FR707480D 1930-12-13 1930-12-13 Improvements in aviation propellers and in particular helicopters Expired FR707480A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR707480T 1930-12-13

Publications (1)

Publication Number Publication Date
FR707480A true FR707480A (en) 1931-07-08

Family

ID=9068355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707480D Expired FR707480A (en) 1930-12-13 1930-12-13 Improvements in aviation propellers and in particular helicopters

Country Status (1)

Country Link
FR (1) FR707480A (en)

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