FR716234A - Perfectionnements aux hélices - Google Patents
Perfectionnements aux hélicesInfo
- Publication number
- FR716234A FR716234A FR716234DA FR716234A FR 716234 A FR716234 A FR 716234A FR 716234D A FR716234D A FR 716234DA FR 716234 A FR716234 A FR 716234A
- Authority
- FR
- France
- Prior art keywords
- refinements
- propeller
- propeller refinements
- 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
- B64C11/36—Blade pitch-changing mechanisms mechanical non-automatic
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US716234XA | 1930-05-05 | 1930-05-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR716234A true FR716234A (fr) | 1931-12-17 |
Family
ID=22102506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR716234D Expired FR716234A (fr) | 1930-05-05 | 1931-04-29 | Perfectionnements aux hélices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR716234A (fr) |
-
1931
- 1931-04-29 FR FR716234D patent/FR716234A/fr not_active Expired
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