FR25231E - Propellers with interchangeable blades, variable pitch and diameter - Google Patents

Propellers with interchangeable blades, variable pitch and diameter

Info

Publication number
FR25231E
FR25231E FR25231DA FR25231E FR 25231 E FR25231 E FR 25231E FR 25231D A FR25231D A FR 25231DA FR 25231 E FR25231 E FR 25231E
Authority
FR
France
Prior art keywords
propellers
diameter
variable pitch
interchangeable blades
interchangeable
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
Pierre Levasseur
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 FR25231E publication Critical patent/FR25231E/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
    • B64C11/20—Constructional features

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR25231D 1921-08-16 1921-08-16 Propellers with interchangeable blades, variable pitch and diameter Expired FR25231E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR25231T 1921-08-16

Publications (1)

Publication Number Publication Date
FR25231E true FR25231E (en) 1923-01-08

Family

ID=8663775

Family Applications (1)

Application Number Title Priority Date Filing Date
FR25231D Expired FR25231E (en) 1921-08-16 1921-08-16 Propellers with interchangeable blades, variable pitch and diameter

Country Status (1)

Country Link
FR (1) FR25231E (en)

Similar Documents

Publication Publication Date Title
FR25231E (en) Propellers with interchangeable blades, variable pitch and diameter
FR532399A (en) Variable pitch propeller adjustable during rotation
FR568951A (en) Improvements in variable-pitch propellers
FR563529A (en) Automatically variable pitch balanced propeller
FR725680A (en) Variable pitch propeller improvements
FR614716A (en) Automatic propeller with variable pitch differential
FR504084A (en) Propeller with automatically variable diameter and pitch
FR550882A (en) Variable pitch propeller
FR544419A (en) Propeller with adjustable blades
FR529947A (en) Automatically variable pitch propeller
SU4275A1 (en) Propeller with movable blades and variable pitch
FR561929A (en) Variable pitch propeller
FR582059A (en) Metal propeller with adjustable pitch and removable blades
FR705835A (en) Variable pitch propeller
FR799403A (en) Propeller with variable pitch and diameter in flight
FR528127A (en) Propeller with interchangeable blades, variable pitch and diameter
FR30244E (en) Variable pitch propeller
FR728531A (en) Variable diameter or pitch propeller
FR575121A (en) Propeller with adjustable blades
FR733739A (en) Variable pitch propeller
FR29055E (en) Propeller with adjustable blades
FR542485A (en) Parallel and orientable articulated blade wheel
FR511117A (en) Variable blade propeller
FR629483A (en) Metal propeller with variable pitch
FR727446A (en) Variable pitch propeller