FR561508A - Construction and control device for helicopter propellers - Google Patents

Construction and control device for helicopter propellers

Info

Publication number
FR561508A
FR561508A FR561508DA FR561508A FR 561508 A FR561508 A FR 561508A FR 561508D A FR561508D A FR 561508DA FR 561508 A FR561508 A FR 561508A
Authority
FR
France
Prior art keywords
construction
control device
helicopter propellers
propellers
helicopter
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
Raoul Pateras Pescara
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 FR561508A publication Critical patent/FR561508A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR561508D 1923-01-27 1923-01-27 Construction and control device for helicopter propellers Expired FR561508A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR561508T 1923-01-27

Publications (1)

Publication Number Publication Date
FR561508A true FR561508A (en) 1923-10-23

Family

ID=8943663

Family Applications (1)

Application Number Title Priority Date Filing Date
FR561508D Expired FR561508A (en) 1923-01-27 1923-01-27 Construction and control device for helicopter propellers

Country Status (1)

Country Link
FR (1) FR561508A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017106546A1 (en) * 2015-12-17 2017-06-22 Amazon Technologies, Inc. Redundant aircraft propulsion system using co-rotating propellers joined by tip connectors
US10086933B2 (en) 2015-12-17 2018-10-02 Amazon Technologies, Inc. Redundant aircraft propulsion system using multiple motors per drive shaft

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017106546A1 (en) * 2015-12-17 2017-06-22 Amazon Technologies, Inc. Redundant aircraft propulsion system using co-rotating propellers joined by tip connectors
CN108290630A (en) * 2015-12-17 2018-07-17 亚马逊技术股份有限公司 Use the redundant air device propulsion system of the corotation propeller engaged by end connector
US10086933B2 (en) 2015-12-17 2018-10-02 Amazon Technologies, Inc. Redundant aircraft propulsion system using multiple motors per drive shaft
US10232933B2 (en) 2015-12-17 2019-03-19 Amazon Technologies, Inc. Redundant aircraft propulsion system using co-rotating propellers joined by tip connectors
CN108290630B (en) * 2015-12-17 2022-02-25 亚马逊技术股份有限公司 Redundant aircraft propulsion system using co-rotating propellers joined by tip connectors

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