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

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C11/00Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30Blade pitch-changing mechanisms
    • B64C11/32Blade pitch-changing mechanisms mechanical
    • B64C11/36Blade 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

Similar Documents

Publication Publication Date Title
FR517272A (en) Improvements to propeller thrusters and the like
FR518217A (en) Propulsion propeller with variable pitch and diameter
CH267253A (en) Variable pitch marine propeller.
FR532399A (en) Variable pitch propeller adjustable during rotation
FR504084A (en) Propeller with automatically variable diameter and pitch
FR563529A (en) Automatically variable pitch balanced propeller
FR25231E (en) Propellers with interchangeable blades, variable pitch and diameter
FR557530A (en) Propelling and lifting propeller
FR799403A (en) Propeller with variable pitch and diameter in flight
FR517560A (en) Variable immersion propeller
FR494868A (en) Propeller propeller
FR527573A (en) Propeller propeller
FR523536A (en) Application of the aerial propeller with variable pitch and diameter to motor vehicles
FR529830A (en) Hydroplane with traction propeller
FR21487E (en) Propeller thruster whose pitch can be adjusted at will during operation
FR550882A (en) Variable pitch propeller
FR42239E (en) Variable pitch of air and marine propellers
FR529147A (en) Improvements in ship propulsion and maneuvering
FR688367A (en) Variable pitch propeller or propeller
CH253869A (en) Propeller with variable pitch and diameter.
FR727628A (en) Hub system for propeller with variable pitch and diameter simultaneously
FR526523A (en) Variable pitch propeller or lift propeller, made up of elastic and uninterrupted main elements over its entire length
FR728531A (en) Variable diameter or pitch propeller
FR503210A (en) Improvements to propulsion and lift propellers
FR561929A (en) Variable pitch propeller