FR860251A - Hydraulic pitch control device for variable-pitch propellers, especially aircraft propellers - Google Patents

Hydraulic pitch control device for variable-pitch propellers, especially aircraft propellers

Info

Publication number
FR860251A
FR860251A FR860251DA FR860251A FR 860251 A FR860251 A FR 860251A FR 860251D A FR860251D A FR 860251DA FR 860251 A FR860251 A FR 860251A
Authority
FR
France
Prior art keywords
propellers
pitch
variable
control device
hydraulic
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.)
Sulzer Escher Wyss AG
Sulzer Escher Wyss GmbH
Original Assignee
Escher Wyss AG
Escher Wyss GmbH
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 Escher Wyss AG, Escher Wyss GmbH filed Critical Escher Wyss AG
Application granted granted Critical
Publication of FR860251A publication Critical patent/FR860251A/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)
FR860251D 1939-06-22 1939-09-14 Hydraulic pitch control device for variable-pitch propellers, especially aircraft propellers Expired FR860251A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH860251X 1939-06-22

Publications (1)

Publication Number Publication Date
FR860251A true FR860251A (en) 1941-01-10

Family

ID=4543064

Family Applications (1)

Application Number Title Priority Date Filing Date
FR860251D Expired FR860251A (en) 1939-06-22 1939-09-14 Hydraulic pitch control device for variable-pitch propellers, especially aircraft propellers

Country Status (1)

Country Link
FR (1) FR860251A (en)

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