FR851766A - Aircraft rotor improvements - Google Patents
Aircraft rotor improvementsInfo
- Publication number
- FR851766A FR851766A FR851766DA FR851766A FR 851766 A FR851766 A FR 851766A FR 851766D A FR851766D A FR 851766DA FR 851766 A FR851766 A FR 851766A
- Authority
- FR
- France
- Prior art keywords
- aircraft rotor
- aircraft
- rotor
- rotor improvements
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR851766T | 1939-03-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR851766A true FR851766A (en) | 1940-01-15 |
Family
ID=9325265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR851766D Expired FR851766A (en) | 1939-03-17 | 1939-03-17 | Aircraft rotor improvements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR851766A (en) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2475121A (en) * | 1943-10-09 | 1949-07-05 | Harold T Avery | Airscrew |
US2478252A (en) * | 1945-12-10 | 1949-08-09 | Curtiss Wright Corp | Variable pitch cuff or fairing for blades |
US2611344A (en) * | 1946-06-06 | 1952-09-23 | Piasecki Helicopter Corp | Helicopter rotor |
US2627928A (en) * | 1945-04-30 | 1953-02-10 | Alexander S Mullgardt | Propeller |
US2633925A (en) * | 1946-09-20 | 1953-04-07 | Sperry Corp | Rotor hub mounting for a rotary wing aircraft |
US2643726A (en) * | 1950-01-07 | 1953-06-30 | Muther Adolf | Emergency landing pitch control means on a helicopter rotor |
US2643724A (en) * | 1947-02-21 | 1953-06-30 | United Aircraft Corp | Helicopter rotor |
US2664168A (en) * | 1949-07-26 | 1953-12-29 | Giroz Henri Edmond | Adjustable airplane-helicopter airscrew |
US2693241A (en) * | 1946-01-16 | 1954-11-02 | Charles W Ranson | Low drag rotor blade for helicopters |
US2720272A (en) * | 1946-06-27 | 1955-10-11 | Gen Electric | Rotary propeller having twistable blades |
US2728518A (en) * | 1951-02-21 | 1955-12-27 | Rolls Royce | Method and means for regulating characteristics of multi-stage axial-flow compressors |
WO1993024365A1 (en) * | 1992-06-01 | 1993-12-09 | United Technologies Corp. | Variable diameter rotor having an offset twist |
FR3029501A1 (en) * | 2014-12-09 | 2016-06-10 | Snecma | AIRCRAFT TURBOPROPULSOR PROPELLER BLADE HAVING TWO PARTS WITH DIFFERENTIATED SHAFT |
DE102019114677A1 (en) * | 2019-05-31 | 2020-12-03 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Main rotor for a rotorcraft as well as rotorcraft and procedure for this |
-
1939
- 1939-03-17 FR FR851766D patent/FR851766A/en not_active Expired
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2475121A (en) * | 1943-10-09 | 1949-07-05 | Harold T Avery | Airscrew |
US2627928A (en) * | 1945-04-30 | 1953-02-10 | Alexander S Mullgardt | Propeller |
US2478252A (en) * | 1945-12-10 | 1949-08-09 | Curtiss Wright Corp | Variable pitch cuff or fairing for blades |
US2693241A (en) * | 1946-01-16 | 1954-11-02 | Charles W Ranson | Low drag rotor blade for helicopters |
US2611344A (en) * | 1946-06-06 | 1952-09-23 | Piasecki Helicopter Corp | Helicopter rotor |
US2720272A (en) * | 1946-06-27 | 1955-10-11 | Gen Electric | Rotary propeller having twistable blades |
US2633925A (en) * | 1946-09-20 | 1953-04-07 | Sperry Corp | Rotor hub mounting for a rotary wing aircraft |
US2643724A (en) * | 1947-02-21 | 1953-06-30 | United Aircraft Corp | Helicopter rotor |
US2664168A (en) * | 1949-07-26 | 1953-12-29 | Giroz Henri Edmond | Adjustable airplane-helicopter airscrew |
US2643726A (en) * | 1950-01-07 | 1953-06-30 | Muther Adolf | Emergency landing pitch control means on a helicopter rotor |
US2728518A (en) * | 1951-02-21 | 1955-12-27 | Rolls Royce | Method and means for regulating characteristics of multi-stage axial-flow compressors |
WO1993024365A1 (en) * | 1992-06-01 | 1993-12-09 | United Technologies Corp. | Variable diameter rotor having an offset twist |
FR3029501A1 (en) * | 2014-12-09 | 2016-06-10 | Snecma | AIRCRAFT TURBOPROPULSOR PROPELLER BLADE HAVING TWO PARTS WITH DIFFERENTIATED SHAFT |
DE102019114677A1 (en) * | 2019-05-31 | 2020-12-03 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Main rotor for a rotorcraft as well as rotorcraft and procedure for this |
DE102019114677B4 (en) | 2019-05-31 | 2022-11-17 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Rotorcraft having a main rotor and method therefor |
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