FR1143646A - Improvements relating to variable-pitch propellers - Google Patents

Improvements relating to variable-pitch propellers

Info

Publication number
FR1143646A
FR1143646A FR1143646DA FR1143646A FR 1143646 A FR1143646 A FR 1143646A FR 1143646D A FR1143646D A FR 1143646DA FR 1143646 A FR1143646 A FR 1143646A
Authority
FR
France
Prior art keywords
variable
improvements relating
pitch propellers
propellers
pitch
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.)
Rotol Ltd
Original Assignee
Rotol Ltd
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 Rotol Ltd filed Critical Rotol Ltd
Application granted granted Critical
Publication of FR1143646A publication Critical patent/FR1143646A/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
FR1143646D 1954-09-24 1955-09-24 Improvements relating to variable-pitch propellers Expired FR1143646A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1143646X 1954-09-24

Publications (1)

Publication Number Publication Date
FR1143646A true FR1143646A (en) 1957-10-03

Family

ID=10877376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143646D Expired FR1143646A (en) 1954-09-24 1955-09-24 Improvements relating to variable-pitch propellers

Country Status (1)

Country Link
FR (1) FR1143646A (en)

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