FR518217A - Propulsion propeller with variable pitch and diameter - Google Patents

Propulsion propeller with variable pitch and diameter

Info

Publication number
FR518217A
FR518217A FR518217A FR518217DA FR518217A FR 518217 A FR518217 A FR 518217A FR 518217 A FR518217 A FR 518217A FR 518217D A FR518217D A FR 518217DA FR 518217 A FR518217 A FR 518217A
Authority
FR
France
Prior art keywords
diameter
variable pitch
propulsion propeller
propeller
propulsion
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
FR518217A
Other languages
French (fr)
Inventor
Pierre Jacomy
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR518217A publication Critical patent/FR518217A/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
    • B64C11/36—Blade pitch-changing mechanisms mechanical non-automatic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR518217A 1920-06-28 1920-06-28 Propulsion propeller with variable pitch and diameter Expired FR518217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR518217T 1920-06-28

Publications (1)

Publication Number Publication Date
FR518217A true FR518217A (en) 1921-05-21

Family

ID=8916122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR518217A Expired FR518217A (en) 1920-06-28 1920-06-28 Propulsion propeller with variable pitch and diameter

Country Status (1)

Country Link
FR (1) FR518217A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2523651A (en) * 1945-09-26 1950-09-26 Doussain Robert Propelling means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2523651A (en) * 1945-09-26 1950-09-26 Doussain Robert Propelling means

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