FR726221A - Aerial propeller - Google Patents
Aerial propellerInfo
- Publication number
- FR726221A FR726221A FR726221DA FR726221A FR 726221 A FR726221 A FR 726221A FR 726221D A FR726221D A FR 726221DA FR 726221 A FR726221 A FR 726221A
- Authority
- FR
- France
- Prior art keywords
- aerial propeller
- propeller
- aerial
- 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
- B64C11/346—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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT726221X | 1930-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR726221A true FR726221A (en) | 1932-05-25 |
Family
ID=11315103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR726221D Expired FR726221A (en) | 1930-11-14 | 1931-11-13 | Aerial propeller |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR726221A (en) |
-
1931
- 1931-11-13 FR FR726221D patent/FR726221A/en not_active Expired
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