FR561508A - Construction and control device for helicopter propellers - Google Patents
Construction and control device for helicopter propellersInfo
- 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
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)
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)
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 |
-
1923
- 1923-01-27 FR FR561508D patent/FR561508A/en not_active Expired
Cited By (5)
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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