FR873933A - Locking device for the hydraulic device for controlling the pitch of aircraft propellers - Google Patents

Locking device for the hydraulic device for controlling the pitch of aircraft propellers

Info

Publication number
FR873933A
FR873933A FR873933DA FR873933A FR 873933 A FR873933 A FR 873933A FR 873933D A FR873933D A FR 873933DA FR 873933 A FR873933 A FR 873933A
Authority
FR
France
Prior art keywords
pitch
controlling
aircraft propellers
locking device
hydraulic device
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)
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.)
Societe Anonyme des Ateliers de Constructions Mecaniques Escher Wyss et Cie SA
Original Assignee
Societe Anonyme des Ateliers de Constructions Mecaniques Escher Wyss et Cie 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 Societe Anonyme des Ateliers de Constructions Mecaniques Escher Wyss et Cie SA filed Critical Societe Anonyme des Ateliers de Constructions Mecaniques Escher Wyss et Cie SA
Application granted granted Critical
Publication of FR873933A publication Critical patent/FR873933A/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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • B64C11/42—Blade pitch-changing mechanisms fluid, e.g. hydraulic non-automatic

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR873933D 1940-04-05 1941-03-28 Locking device for the hydraulic device for controlling the pitch of aircraft propellers Expired FR873933A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH873933X 1940-04-05

Publications (1)

Publication Number Publication Date
FR873933A true FR873933A (en) 1942-07-23

Family

ID=4544249

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873933D Expired FR873933A (en) 1940-04-05 1941-03-28 Locking device for the hydraulic device for controlling the pitch of aircraft propellers

Country Status (1)

Country Link
FR (1) FR873933A (en)

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