DE3408363C2 - - Google Patents
Info
- Publication number
- DE3408363C2 DE3408363C2 DE19843408363 DE3408363A DE3408363C2 DE 3408363 C2 DE3408363 C2 DE 3408363C2 DE 19843408363 DE19843408363 DE 19843408363 DE 3408363 A DE3408363 A DE 3408363A DE 3408363 C2 DE3408363 C2 DE 3408363C2
- Authority
- DE
- Germany
- Prior art keywords
- propeller
- constant
- profile
- blade
- angle
- 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 - Lifetime
Links
- 238000005315 distribution function Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- B64C11/16—Blades
- B64C11/18—Aerodynamic features
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843408363 DE3408363A1 (de) | 1984-03-07 | 1984-03-07 | Propeller, insbesondere fuer ein langsam fliegendes flugzeug |
| EP85102612A EP0169964A1 (de) | 1984-03-07 | 1985-03-07 | Propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843408363 DE3408363A1 (de) | 1984-03-07 | 1984-03-07 | Propeller, insbesondere fuer ein langsam fliegendes flugzeug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3408363A1 DE3408363A1 (de) | 1985-09-19 |
| DE3408363C2 true DE3408363C2 (enExample) | 1991-05-08 |
Family
ID=6229817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843408363 Granted DE3408363A1 (de) | 1984-03-07 | 1984-03-07 | Propeller, insbesondere fuer ein langsam fliegendes flugzeug |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0169964A1 (enExample) |
| DE (1) | DE3408363A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0592764A1 (en) * | 1992-10-16 | 1994-04-20 | Aviatika Joint-Stock Company | The propeller |
| CN205345321U (zh) * | 2016-01-19 | 2016-06-29 | 深圳市大疆创新科技有限公司 | 螺旋桨、动力套装及无人飞行器 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR778247A (fr) * | 1934-09-11 | 1935-03-12 | Dispositif d'hélices pour l'aviation |
-
1984
- 1984-03-07 DE DE19843408363 patent/DE3408363A1/de active Granted
-
1985
- 1985-03-07 EP EP85102612A patent/EP0169964A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0169964A1 (de) | 1986-02-05 |
| DE3408363A1 (de) | 1985-09-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |