FR972334A - Automatically variable pitch and diameter propeller and controlled pitch variation - Google Patents

Automatically variable pitch and diameter propeller and controlled pitch variation

Info

Publication number
FR972334A
FR972334A FR972334DA FR972334A FR 972334 A FR972334 A FR 972334A FR 972334D A FR972334D A FR 972334DA FR 972334 A FR972334 A FR 972334A
Authority
FR
France
Prior art keywords
pitch
controlled
automatically variable
diameter propeller
variation
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
Georges-Roger Hamel
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 FR972334A publication Critical patent/FR972334A/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
    • B64C11/34—Blade pitch-changing mechanisms mechanical automatic
    • B64C11/346—Blade pitch-changing mechanisms mechanical automatic actuated by the centrifugal force or the aerodynamic drag acting on auxiliary masses or surfaces
    • 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
    • B64C11/003—Variable-diameter propellers; Mechanisms therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
FR972334D 1941-02-04 1941-02-04 Automatically variable pitch and diameter propeller and controlled pitch variation Expired FR972334A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR972334T 1941-02-04

Publications (1)

Publication Number Publication Date
FR972334A true FR972334A (en) 1951-01-29

Family

ID=9515892

Family Applications (1)

Application Number Title Priority Date Filing Date
FR972334D Expired FR972334A (en) 1941-02-04 1941-02-04 Automatically variable pitch and diameter propeller and controlled pitch variation

Country Status (1)

Country Link
FR (1) FR972334A (en)

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