FR1580444A - - Google Patents
Info
- Publication number
- FR1580444A FR1580444A FR1580444DA FR1580444A FR 1580444 A FR1580444 A FR 1580444A FR 1580444D A FR1580444D A FR 1580444DA FR 1580444 A FR1580444 A FR 1580444A
- Authority
- FR
- France
- 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
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/12—Rotor drives
- B64C27/16—Drive of rotors by means, e.g. propellers, mounted on rotor blades
- B64C27/18—Drive of rotors by means, e.g. propellers, mounted on rotor blades the means being jet-reaction apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/325—Circulation-control rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Supercharger (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3237967 | 1967-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1580444A true FR1580444A (fr) | 1969-09-05 |
Family
ID=10337692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1580444D Expired FR1580444A (fr) | 1967-07-13 | 1968-07-09 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3526466A (fr) |
| FR (1) | FR1580444A (fr) |
| GB (1) | GB1229577A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA018176B1 (ru) * | 2007-11-07 | 2013-06-28 | ХЕЛИСКАНДИА АпС | Автономная роторная система для воздушного летательного аппарата |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2689615A (en) * | 1952-12-03 | 1954-09-21 | Charles J Fletcher | Drive system for convertible type aircraft having jet-driven lifting rotor |
| GB756050A (en) * | 1953-09-01 | 1956-08-29 | Napier & Son Ltd | Improvements in or relating to aeronautical lifting units of the helicopter type |
| US2894589A (en) * | 1955-08-12 | 1959-07-14 | Westinghouse Electric Corp | Jet propelled helicopter rotor |
| US2814349A (en) * | 1956-04-30 | 1957-11-26 | Westinghouse Electric Corp | Aircraft propulsion apparatus |
| FR1349106A (fr) * | 1956-12-07 | 1964-01-17 | Hélicoptère à réaction à pales fixes susceptible de voler en auto-rotation | |
| GB861407A (en) * | 1959-02-12 | 1961-02-22 | Blackburn Group Ltd | An aircraft of the rotating wing type |
| FR1299118A (fr) * | 1961-06-09 | 1962-07-20 | Sud Aviation | Rotor d'hélicoptère |
-
1967
- 1967-07-13 GB GB3237967A patent/GB1229577A/en not_active Expired
-
1968
- 1968-07-02 US US741997A patent/US3526466A/en not_active Expired - Lifetime
- 1968-07-09 FR FR1580444D patent/FR1580444A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3526466A (en) | 1970-09-01 |
| GB1229577A (fr) | 1971-04-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |