FR409229A - Variable propeller pitch helicopter - Google Patents

Variable propeller pitch helicopter

Info

Publication number
FR409229A
FR409229A FR409229DA FR409229A FR 409229 A FR409229 A FR 409229A FR 409229D A FR409229D A FR 409229DA FR 409229 A FR409229 A FR 409229A
Authority
FR
France
Prior art keywords
propeller pitch
variable propeller
pitch helicopter
helicopter
variable
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
Raymond Talmie
Achille Derazey
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.)
ACHILLE DERAZEY
RAYMOND TALMIE
Original Assignee
ACHILLE DERAZEY
RAYMOND TALMIE
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 ACHILLE DERAZEY, RAYMOND TALMIE filed Critical ACHILLE DERAZEY
Application granted granted Critical
Publication of FR409229A publication Critical patent/FR409229A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR409229D 1909-09-27 1909-09-27 Variable propeller pitch helicopter Expired FR409229A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR409229T 1909-09-27

Publications (1)

Publication Number Publication Date
FR409229A true FR409229A (en) 1910-04-16

Family

ID=1453379

Family Applications (1)

Application Number Title Priority Date Filing Date
FR409229D Expired FR409229A (en) 1909-09-27 1909-09-27 Variable propeller pitch helicopter

Country Status (1)

Country Link
FR (1) FR409229A (en)

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