BR9001007A - Propulsor variavel de lancamento - Google Patents
Propulsor variavel de lancamentoInfo
- Publication number
- BR9001007A BR9001007A BR9001007A BR9001007A BR9001007A BR 9001007 A BR9001007 A BR 9001007A BR 9001007 A BR9001007 A BR 9001007A BR 9001007 A BR9001007 A BR 9001007A BR 9001007 A BR9001007 A BR 9001007A
- Authority
- BR
- Brazil
- Prior art keywords
- propeller
- variable launch
- launch
- variable
- launch propeller
- Prior art date
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)
- Transmission Devices (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8902545A FR2643330B1 (fr) | 1989-02-23 | 1989-02-23 | Perfectionnement au systeme de commande du pas d'une helice |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9001007A true BR9001007A (pt) | 1991-10-15 |
Family
ID=9379178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9001007A BR9001007A (pt) | 1989-02-23 | 1990-02-23 | Propulsor variavel de lancamento |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0384871A1 (pt) |
AU (1) | AU5066890A (pt) |
BR (1) | BR9001007A (pt) |
CA (1) | CA2010699A1 (pt) |
FR (1) | FR2643330B1 (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117022641B (zh) * | 2023-10-09 | 2023-12-08 | 安徽羲禾航空科技有限公司 | 一种基于电控调节的变距螺旋桨 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2172932A (en) * | 1937-04-26 | 1939-09-12 | Cairns Corp | Variable pitch propeller |
US2354422A (en) * | 1942-04-30 | 1944-07-25 | Roby Inc | Pitch adjusting mechanism for variable pitch propellers |
US2473697A (en) * | 1944-05-26 | 1949-06-21 | Annesley Griffith | Propeller |
US3177949A (en) * | 1963-05-07 | 1965-04-13 | Lowell T Caston | Reversible fan |
-
1989
- 1989-02-23 FR FR8902545A patent/FR2643330B1/fr not_active Expired - Fee Related
-
1990
- 1990-02-22 CA CA 2010699 patent/CA2010699A1/en not_active Abandoned
- 1990-02-23 BR BR9001007A patent/BR9001007A/pt unknown
- 1990-02-23 EP EP90440019A patent/EP0384871A1/fr not_active Withdrawn
- 1990-03-02 AU AU50668/90A patent/AU5066890A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FR2643330B1 (fr) | 1991-09-20 |
AU5066890A (en) | 1990-08-30 |
CA2010699A1 (en) | 1990-08-23 |
FR2643330A1 (fr) | 1990-08-24 |
EP0384871A1 (fr) | 1990-08-29 |
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