BR8306823A - Sistema de controle de inclinacao para helice de inclinacao variavel - Google Patents
Sistema de controle de inclinacao para helice de inclinacao variavelInfo
- Publication number
- BR8306823A BR8306823A BR8306823A BR8306823A BR8306823A BR 8306823 A BR8306823 A BR 8306823A BR 8306823 A BR8306823 A BR 8306823A BR 8306823 A BR8306823 A BR 8306823A BR 8306823 A BR8306823 A BR 8306823A
- Authority
- BR
- Brazil
- Prior art keywords
- tilt
- control system
- propeller
- variable
- tilt control
- 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
- B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Fluid-Pressure Circuits (AREA)
- Working-Up Tar And Pitch (AREA)
- Reciprocating Pumps (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/451,637 US4533295A (en) | 1982-12-20 | 1982-12-20 | Pitch control system for variable pitch propeller |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8306823A true BR8306823A (pt) | 1984-07-31 |
Family
ID=23793056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8306823A BR8306823A (pt) | 1982-12-20 | 1983-12-12 | Sistema de controle de inclinacao para helice de inclinacao variavel |
Country Status (7)
Country | Link |
---|---|
US (1) | US4533295A (pt) |
EP (1) | EP0112793B1 (pt) |
JP (1) | JPS59114199A (pt) |
BR (1) | BR8306823A (pt) |
CA (1) | CA1208993A (pt) |
DE (2) | DE3368899D1 (pt) |
ES (1) | ES8503298A1 (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8300101D0 (en) * | 1983-01-05 | 1983-02-09 | Short Bros Ltd | Control of aerial propeller |
CA1220673A (en) * | 1983-07-20 | 1987-04-21 | Wallace R. Johnson | Mounting arrangement for electric outboard motor |
US4669264A (en) * | 1985-08-26 | 1987-06-02 | Jacob Kobelt | Apparatus and method for load control of an engine |
US4907992A (en) * | 1988-10-17 | 1990-03-13 | Bird-Johnson Company | Oil distribution box for a marine controllable pitch propeller |
US4893989A (en) * | 1989-03-07 | 1990-01-16 | United Technologies Corporation | Variable propeller system incorporating a forward transfer bearing |
US5023793A (en) * | 1989-04-10 | 1991-06-11 | United Technologies Corporation | Apparatus and method for dynamic compensation of a propeller pitch speed control governor |
US4906213A (en) * | 1989-04-18 | 1990-03-06 | Bird-Johnson Company | Apparatus for detecting the pitch of a marine controllable pitch propeller |
US4934901A (en) * | 1989-04-21 | 1990-06-19 | Duchesneau Jerome G | Pitch change actuation system |
JP3211624B2 (ja) * | 1995-05-30 | 2001-09-25 | トヨタ自動車株式会社 | 航空機用推進機関の制御装置 |
US6514044B2 (en) * | 2000-12-21 | 2003-02-04 | Hamilton Sundstrand Corporation | Offset crowned roller assembly for variable pitch propellers |
AT504818A1 (de) * | 2004-07-30 | 2008-08-15 | Windtec Consulting Gmbh | Triebstrang einer windkraftanlage |
US8726787B2 (en) | 2011-03-18 | 2014-05-20 | General Electric Company | Rotary hydraulic actuator with hydraulically controlled position limits |
JP6059468B2 (ja) * | 2012-08-24 | 2017-01-11 | ジーイー・アビエイション・システムズ・リミテッドGe Aviation Systems Limited | オープンローター様式のためのピッチ変更機構 |
US10393137B2 (en) | 2016-02-12 | 2019-08-27 | General Electric Company | Method and system for integrated pitch control mechanism actuator hydraulic fluid transfer |
US11312476B2 (en) * | 2017-09-25 | 2022-04-26 | Woodward, Inc. | Propeller control unit |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2337613A (en) * | 1940-06-07 | 1943-12-28 | United Aircraft Corp | Position indicator |
US2423191A (en) * | 1942-06-18 | 1947-07-01 | Kopp Jean | Control apparatus for variable pitch propeller adjusting devices |
US2388276A (en) * | 1942-09-16 | 1945-11-06 | Howard M Mccoy | Mechanism and control for controllable aircraft propellers |
US2426007A (en) * | 1942-11-14 | 1947-08-19 | Fairey Aviat Co Ltd | Variable pitch propeller arrangement |
US2378938A (en) * | 1942-11-18 | 1945-06-26 | Howard M Mccoy | Mechanism and controls for controllable aircraft propellers |
US2808891A (en) * | 1945-12-03 | 1957-10-08 | Gen Motors Corp | Variable pitch propeller control mechanism |
US2640555A (en) * | 1946-03-01 | 1953-06-02 | Curtiss Wright Corp | Hydraulic propeller pitch-changing system |
US2636566A (en) * | 1948-01-23 | 1953-04-28 | United Aircraft Corp | Governor valve for variable pitch propellers |
US2738022A (en) * | 1952-01-31 | 1956-03-13 | Curtiss Wright Corp | Propeller control and governor |
US2923361A (en) * | 1955-05-17 | 1960-02-02 | United Aircraft Corp | Hydromechanical propeller control |
US2955658A (en) * | 1956-05-11 | 1960-10-11 | Rolls Royce | Control systems |
US2913056A (en) * | 1956-10-01 | 1959-11-17 | United Aircraft Corp | Propeller control anticipator |
US2910126A (en) * | 1956-12-18 | 1959-10-27 | United Aircraft Corp | Hydraulic system for adjustable pitch aeronautical propeller |
US2943686A (en) * | 1956-12-18 | 1960-07-05 | United Aircraft Corp | Hydraulic control system for an aeronautical propeller |
US2934154A (en) * | 1956-12-18 | 1960-04-26 | Rotol Ltd | Hydraulic variable pitch propellers |
US3024848A (en) * | 1957-07-19 | 1962-03-13 | Rotol Ltd | Hydraulic variable pitch propellers |
US3001588A (en) * | 1959-07-27 | 1961-09-26 | United Aircraft Corp | Propeller blade angle control |
US3068943A (en) * | 1960-06-28 | 1962-12-18 | United Aircraft Corp | Propeller control system with rate-of-blade-pitch-change feedback |
GB1021544A (en) * | 1961-08-12 | 1966-03-02 | Dehavilland Aircraft | Improved variable pitch propeller control system |
US3115938A (en) * | 1961-08-18 | 1963-12-31 | United Aircraft Corp | Pitch control for aeronautical propeller |
US3170521A (en) * | 1963-06-24 | 1965-02-23 | United Aircraft Corp | Feathered propeller control |
US3212586A (en) * | 1964-07-30 | 1965-10-19 | United Aircraft Corp | Pitch control system |
US3389641A (en) * | 1966-10-24 | 1968-06-25 | United Aircraft Corp | Hydraulic control mechanism with hydraulic delayed reset |
US3387663A (en) * | 1966-09-14 | 1968-06-11 | United Aircraft Corp | Control mechanism |
SE312497B (pt) * | 1968-05-03 | 1969-07-14 | Karlstad Mekaniska Ab | |
GB1364293A (en) * | 1971-07-06 | 1974-08-21 | Rolls Royce | Valve for follow-up servo mechanism |
US4260329A (en) * | 1979-02-12 | 1981-04-07 | Bjorknas John I | Propeller pitch and engine load control apparatus |
-
1982
- 1982-12-20 US US06/451,637 patent/US4533295A/en not_active Expired - Lifetime
-
1983
- 1983-11-07 CA CA000440572A patent/CA1208993A/en not_active Expired
- 1983-12-01 DE DE8383630195T patent/DE3368899D1/de not_active Expired
- 1983-12-01 DE DE198383630195T patent/DE112793T1/de active Pending
- 1983-12-01 EP EP83630195A patent/EP0112793B1/en not_active Expired
- 1983-12-12 BR BR8306823A patent/BR8306823A/pt not_active IP Right Cessation
- 1983-12-12 ES ES527937A patent/ES8503298A1/es not_active Expired
- 1983-12-19 JP JP58239588A patent/JPS59114199A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
ES527937A0 (es) | 1985-03-01 |
EP0112793A1 (en) | 1984-07-04 |
DE3368899D1 (en) | 1987-02-12 |
US4533295A (en) | 1985-08-06 |
EP0112793B1 (en) | 1987-01-07 |
JPH0418599B2 (pt) | 1992-03-27 |
ES8503298A1 (es) | 1985-03-01 |
JPS59114199A (ja) | 1984-07-02 |
CA1208993A (en) | 1986-08-05 |
DE112793T1 (de) | 1984-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 12/12/98 |