FR843495A - Automatically variable pitch propeller - Google Patents
Automatically variable pitch propellerInfo
- Publication number
- FR843495A FR843495A FR843495DA FR843495A FR 843495 A FR843495 A FR 843495A FR 843495D A FR843495D A FR 843495DA FR 843495 A FR843495 A FR 843495A
- Authority
- FR
- France
- Prior art keywords
- variable pitch
- pitch propeller
- automatically variable
- automatically
- propeller
- 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
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/30—Blade pitch-changing mechanisms
- B64C11/32—Blade pitch-changing mechanisms mechanical
- B64C11/34—Blade pitch-changing mechanisms mechanical automatic
- B64C11/343—Blade pitch-changing mechanisms mechanical automatic actuated by the centrifugal force or the aerodynamic drag acting on the blades
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE843495X | 1937-09-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR843495A true FR843495A (en) | 1939-07-04 |
Family
ID=6773201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR843495D Expired FR843495A (en) | 1937-09-17 | 1938-09-14 | Automatically variable pitch propeller |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR843495A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110030155A (en) * | 2017-09-25 | 2019-07-19 | 青岛兰道尔空气动力工程有限公司 | A kind of passive paddle changing system with counter weight device |
EP3687896A4 (en) * | 2017-09-25 | 2021-06-16 | Qingdao University | Pitch control system |
-
1938
- 1938-09-14 FR FR843495D patent/FR843495A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110030155A (en) * | 2017-09-25 | 2019-07-19 | 青岛兰道尔空气动力工程有限公司 | A kind of passive paddle changing system with counter weight device |
CN110030150A (en) * | 2017-09-25 | 2019-07-19 | 青岛兰道尔空气动力工程有限公司 | The automatic pitch-controlled system of the counterweight of generator, motor and engine |
EP3687896A4 (en) * | 2017-09-25 | 2021-06-16 | Qingdao University | Pitch control system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR876749A (en) | Variable pitch propeller | |
FR819581A (en) | Variable pitch propeller | |
FR789794A (en) | Variable pitch propeller | |
FR811726A (en) | Automatic variable pitch propeller | |
FR843495A (en) | Automatically variable pitch propeller | |
FR798926A (en) | Automatic variable pitch propeller | |
FR847020A (en) | Variable pitch propeller | |
FR805813A (en) | Automatically variable pitch propeller | |
FR837083A (en) | Automatically variable pitch propeller | |
FR799235A (en) | Variable pitch propeller | |
FR836331A (en) | Variable pitch aerial propeller | |
FR834618A (en) | Variable pitch propeller | |
FR733739A (en) | Variable pitch propeller | |
FR796840A (en) | Automatic variable pitch propeller | |
FR805178A (en) | Automatic variable pitch propeller | |
FR796083A (en) | Variable pitch propeller | |
FR820826A (en) | Slotted propeller | |
FR826212A (en) | Variable pitch propeller improvements | |
FR791838A (en) | Automatically variable pitch propeller | |
FR865102A (en) | Automatic variable pitch propeller | |
FR828952A (en) | Rational self-varying pitch propeller | |
FR866262A (en) | Variable pitch propeller improvements | |
FR857521A (en) | Variable pitch propeller improvements | |
FR854868A (en) | Variable pitch propeller | |
FR47646E (en) | Variable pitch propeller |