BE792688A - Perfectionnements aux systemes de rotors d'helicopteres - Google Patents
Perfectionnements aux systemes de rotors d'helicopteresInfo
- Publication number
- BE792688A BE792688A BE792688DA BE792688A BE 792688 A BE792688 A BE 792688A BE 792688D A BE792688D A BE 792688DA BE 792688 A BE792688 A BE 792688A
- Authority
- BE
- Belgium
- Prior art keywords
- helicopter rotor
- rotor systems
- systems
- helicopter
- rotor
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/46—Blades
- B64C27/473—Constructional features
- B64C27/48—Root attachment to rotor head
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/65—Vaporizers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5779371A GB1412105A (en) | 1971-12-13 | 1971-12-13 | Helicopter rotors |
Publications (1)
Publication Number | Publication Date |
---|---|
BE792688A true BE792688A (fr) | 1973-03-30 |
Family
ID=10480036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE792688D BE792688A (fr) | 1971-12-13 | Perfectionnements aux systemes de rotors d'helicopteres |
Country Status (10)
Country | Link |
---|---|
US (1) | US3810713A (fr) |
JP (1) | JPS4865700A (fr) |
AU (1) | AU461059B2 (fr) |
BE (1) | BE792688A (fr) |
CA (1) | CA953273A (fr) |
DE (1) | DE2259598A1 (fr) |
FR (1) | FR2163452B1 (fr) |
GB (1) | GB1412105A (fr) |
IT (1) | IT974833B (fr) |
NL (1) | NL7215141A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1535391A (en) * | 1976-05-11 | 1978-12-13 | Westland Aircraft Ltd | Helicopter rotors |
DK463183D0 (da) * | 1983-10-07 | 1983-10-07 | Nordisk Ventilator | Skovl med skovlaksel til et aksialblaeserhjul |
IT1240175B (it) * | 1990-04-06 | 1993-11-27 | Agusta Spa | Pala per elicottero |
EP2246259B1 (fr) * | 2009-04-29 | 2012-12-12 | Eurocopter Deutschland GmbH | Aile de rotor avec élément integral de transmission de tension et de couple et son procédé de fabrication |
WO2013105926A1 (fr) | 2011-03-22 | 2013-07-18 | Aerovironment Inc. | Aéronef réversible |
FR3097835A1 (fr) * | 2019-06-27 | 2021-01-01 | Airbus Helicopters | Hélice d’avancement munie de pales interchangeables et procédé de montage de pales interchangeables sur une hélice d’avancement |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1645811A (en) * | 1924-07-17 | 1927-10-18 | Junkers Hugo | Propeller |
US1873664A (en) * | 1931-05-13 | 1932-08-23 | Chet E Rickard | Air foil |
GB470757A (en) * | 1936-02-17 | 1937-08-17 | Harold Hay Hutchison | Improvements in or relating to rotary wing aircraft |
US2146367A (en) * | 1936-03-07 | 1939-02-07 | Engineering & Res Corp | Propeller |
US3237697A (en) * | 1963-02-11 | 1966-03-01 | Boeing Co | Helicopter rotor blade |
US3174553A (en) * | 1963-09-30 | 1965-03-23 | Schwitzer Corp | Reversible fan assembly |
US3254724A (en) * | 1964-08-14 | 1966-06-07 | Bell Aerospace Corp | Rotor mounting means |
DE1531355B1 (de) * | 1967-07-01 | 1970-07-23 | Bolkow Gmbh | schlag-und schwenkgelenklose aufhangung der roterblatter eines drehflugelflgzeuges am roterkopf. |
FR1542617A (fr) * | 1967-07-31 | 1968-10-18 | Sud Aviation | Perfectionnements apportés aux rotors pour aérodynes à voilure tournante |
US3484174A (en) * | 1968-04-08 | 1969-12-16 | Kaman Corp | Rotary wing system |
-
0
- BE BE792688D patent/BE792688A/fr unknown
-
1971
- 1971-12-13 GB GB5779371A patent/GB1412105A/en not_active Expired
-
1972
- 1972-10-30 US US00301714A patent/US3810713A/en not_active Expired - Lifetime
- 1972-11-01 CA CA155,380A patent/CA953273A/en not_active Expired
- 1972-11-01 AU AU48397/72A patent/AU461059B2/en not_active Expired
- 1972-11-09 NL NL7215141A patent/NL7215141A/xx unknown
- 1972-11-16 IT IT7254091A patent/IT974833B/it active
- 1972-11-27 FR FR7242011A patent/FR2163452B1/fr not_active Expired
- 1972-12-06 DE DE2259598A patent/DE2259598A1/de active Pending
- 1972-12-07 JP JP47122112A patent/JPS4865700A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU461059B2 (en) | 1975-05-15 |
FR2163452A1 (fr) | 1973-07-27 |
AU4839772A (en) | 1974-05-02 |
IT974833B (it) | 1974-07-10 |
CA953273A (en) | 1974-08-20 |
GB1412105A (en) | 1975-10-29 |
DE2259598A1 (de) | 1973-06-20 |
US3810713A (en) | 1974-05-14 |
JPS4865700A (fr) | 1973-09-10 |
FR2163452B1 (fr) | 1976-10-29 |
NL7215141A (fr) | 1973-06-15 |
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