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FR915163A - Counter-rotating coaxial propeller pitch control device - Google Patents

Counter-rotating coaxial propeller pitch control device

Info

Publication number
FR915163A
FR915163A FR915163DA FR915163A FR 915163 A FR915163 A FR 915163A FR 915163D A FR915163D A FR 915163DA FR 915163 A FR915163 A FR 915163A
Authority
FR
France
Prior art keywords
counter
control device
pitch control
propeller pitch
rotating coaxial
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
Ugo De Caria
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.)
Alfa Romeo Milano Napoli SA
Original Assignee
Alfa Romeo Milano Napoli SA
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 Alfa Romeo Milano Napoli SA filed Critical Alfa Romeo Milano Napoli SA
Application granted granted Critical
Publication of FR915163A publication Critical patent/FR915163A/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
    • B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR915163D 1943-08-04 1945-09-28 Counter-rotating coaxial propeller pitch control device Expired FR915163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT915163X 1943-08-04

Publications (1)

Publication Number Publication Date
FR915163A true FR915163A (en) 1946-10-29

Family

ID=11331831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR915163D Expired FR915163A (en) 1943-08-04 1945-09-28 Counter-rotating coaxial propeller pitch control device

Country Status (2)

Country Link
ES (1) ES176053A1 (en)
FR (1) FR915163A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2687181A (en) * 1950-12-01 1954-08-24 Curtiss Wright Corp Variable pitch coaxial propeller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2687181A (en) * 1950-12-01 1954-08-24 Curtiss Wright Corp Variable pitch coaxial propeller

Also Published As

Publication number Publication date
ES176053A1 (en) 1947-01-16

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