FR794520A - Perfectionnements aux hélices - Google Patents

Perfectionnements aux hélices

Info

Publication number
FR794520A
FR794520A FR794520DA FR794520A FR 794520 A FR794520 A FR 794520A FR 794520D A FR794520D A FR 794520DA FR 794520 A FR794520 A FR 794520A
Authority
FR
France
Prior art keywords
refinements
propeller
propeller refinements
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
English (en)
Inventor
Albert Cuminge
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 FR794520A publication Critical patent/FR794520A/fr
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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • B64C11/42—Blade pitch-changing mechanisms fluid, e.g. hydraulic non-automatic
    • 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
    • B64C11/343—Blade pitch-changing mechanisms mechanical automatic actuated by the centrifugal force or the aerodynamic drag acting on the blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
FR794520D 1935-09-02 1935-09-02 Perfectionnements aux hélices Expired FR794520A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR794520T 1935-09-02

Publications (1)

Publication Number Publication Date
FR794520A true FR794520A (fr) 1936-02-19

Family

ID=9234139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR794520D Expired FR794520A (fr) 1935-09-02 1935-09-02 Perfectionnements aux hélices

Country Status (1)

Country Link
FR (1) FR794520A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2648387A (en) * 1946-06-27 1953-08-11 Doman Helicopters Inc Rotor head
DE918073C (de) * 1939-06-16 1954-09-16 Gen Motors Corp Verstellbare Luftschraube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE918073C (de) * 1939-06-16 1954-09-16 Gen Motors Corp Verstellbare Luftschraube
US2648387A (en) * 1946-06-27 1953-08-11 Doman Helicopters Inc Rotor head

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