FR734891A - Improvements relating to variable-pitch propellers - Google Patents
Improvements relating to variable-pitch propellersInfo
- Publication number
- FR734891A FR734891A FR734891DA FR734891A FR 734891 A FR734891 A FR 734891A FR 734891D A FR734891D A FR 734891DA FR 734891 A FR734891 A FR 734891A
- Authority
- FR
- France
- Prior art keywords
- variable
- improvements relating
- pitch propellers
- propellers
- 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
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
- B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
- B64C11/42—Blade pitch-changing mechanisms fluid, e.g. hydraulic non-automatic
-
- 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
- B64C11/346—Blade pitch-changing mechanisms mechanical automatic actuated by the centrifugal force or the aerodynamic drag acting on auxiliary masses or surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US734891XA | 1931-04-21 | 1931-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR734891A true FR734891A (en) | 1932-10-29 |
Family
ID=22113987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR734891D Expired FR734891A (en) | 1931-04-21 | 1932-04-08 | Improvements relating to variable-pitch propellers |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR734891A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE908824C (en) * | 1936-07-03 | 1954-04-12 | Daimler Benz Ag | Hydraulic device for changing the pitch angle of propellers |
-
1932
- 1932-04-08 FR FR734891D patent/FR734891A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE908824C (en) * | 1936-07-03 | 1954-04-12 | Daimler Benz Ag | Hydraulic device for changing the pitch angle of propellers |
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