FR981983A - Variable pitch propeller improvements - Google Patents

Variable pitch propeller improvements

Info

Publication number
FR981983A
FR981983A FR981983DA FR981983A FR 981983 A FR981983 A FR 981983A FR 981983D A FR981983D A FR 981983DA FR 981983 A FR981983 A FR 981983A
Authority
FR
France
Prior art keywords
variable pitch
pitch propeller
propeller
variable
propeller improvements
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
Pierre-Paul Ratie
Rene-Jean Ratie
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 FR981983A publication Critical patent/FR981983A/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
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • B64C11/325—Blade pitch-changing mechanisms mechanical comprising feathering, braking or stopping systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR981983D 1943-05-24 1943-05-24 Variable pitch propeller improvements Expired FR981983A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR981983T 1943-05-24

Publications (1)

Publication Number Publication Date
FR981983A true FR981983A (en) 1951-06-01

Family

ID=9535009

Family Applications (1)

Application Number Title Priority Date Filing Date
FR981983D Expired FR981983A (en) 1943-05-24 1943-05-24 Variable pitch propeller improvements

Country Status (1)

Country Link
FR (1) FR981983A (en)

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