FR25255E - Variable pitch propeller with constant angle of attack - Google Patents

Variable pitch propeller with constant angle of attack

Info

Publication number
FR25255E
FR25255E FR25255DA FR25255E FR 25255 E FR25255 E FR 25255E FR 25255D A FR25255D A FR 25255DA FR 25255 E FR25255 E FR 25255E
Authority
FR
France
Prior art keywords
attack
variable pitch
constant angle
pitch propeller
propeller
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)
Inventor
Robert-Leon-Augus Leparmentier
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 filed Critical
Application granted granted Critical
Publication of FR25255E publication Critical patent/FR25255E/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
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR25255D 1921-04-13 1921-04-13 Variable pitch propeller with constant angle of attack Expired FR25255E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR25255T 1921-04-13

Publications (1)

Publication Number Publication Date
FR25255E true FR25255E (en) 1923-01-23

Family

ID=8663796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR25255D Expired FR25255E (en) 1921-04-13 1921-04-13 Variable pitch propeller with constant angle of attack

Country Status (1)

Country Link
FR (1) FR25255E (en)

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