FR731851A - Improvements to adjustable pitch aerial propellers - Google Patents

Improvements to adjustable pitch aerial propellers

Info

Publication number
FR731851A
FR731851A FR731851DA FR731851A FR 731851 A FR731851 A FR 731851A FR 731851D A FR731851D A FR 731851DA FR 731851 A FR731851 A FR 731851A
Authority
FR
France
Prior art keywords
adjustable pitch
aerial propellers
propellers
aerial
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.)
NIEUPORT ASTRA
Original Assignee
NIEUPORT ASTRA
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 NIEUPORT ASTRA filed Critical NIEUPORT ASTRA
Application granted granted Critical
Publication of FR731851A publication Critical patent/FR731851A/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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • B64C11/065—Blade mountings for variable-pitch blades variable only when stationary

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR731851D 1931-04-10 1931-04-10 Improvements to adjustable pitch aerial propellers Expired FR731851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR731851T 1931-04-10

Publications (1)

Publication Number Publication Date
FR731851A true FR731851A (en) 1932-09-09

Family

ID=9119746

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731851D Expired FR731851A (en) 1931-04-10 1931-04-10 Improvements to adjustable pitch aerial propellers

Country Status (1)

Country Link
FR (1) FR731851A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2972230A1 (en) * 2011-03-03 2012-09-07 Etienne Jean Rampal Rotor hub assembly device for e.g. medium-sized wind turbine, has blades whose incidence articulation is achieved by direct rotation of foot of each blade on threading of spindle to recover centrifugal force of blade without axial locknut

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2972230A1 (en) * 2011-03-03 2012-09-07 Etienne Jean Rampal Rotor hub assembly device for e.g. medium-sized wind turbine, has blades whose incidence articulation is achieved by direct rotation of foot of each blade on threading of spindle to recover centrifugal force of blade without axial locknut

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