CH458084A - Paddle rotor - Google Patents
Paddle rotorInfo
- Publication number
- CH458084A CH458084A CH535467A CH535467A CH458084A CH 458084 A CH458084 A CH 458084A CH 535467 A CH535467 A CH 535467A CH 535467 A CH535467 A CH 535467A CH 458084 A CH458084 A CH 458084A
- Authority
- CH
- Switzerland
- Prior art keywords
- paddle rotor
- paddle
- rotor
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
- B63H3/06—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical
- B63H3/08—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid
- B63H3/081—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft
- B63H3/082—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft the control element being axially reciprocatable
-
- 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
- B64C11/40—Blade pitch-changing mechanisms fluid, e.g. hydraulic automatic
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Hydraulic Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB06007/66A GB1185041A (en) | 1966-04-12 | 1966-04-12 | Adjustable Bladed Rotors |
Publications (1)
Publication Number | Publication Date |
---|---|
CH458084A true CH458084A (en) | 1968-06-15 |
Family
ID=10069507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH535467A CH458084A (en) | 1966-04-12 | 1967-04-12 | Paddle rotor |
Country Status (6)
Country | Link |
---|---|
US (1) | US3459267A (en) |
JP (1) | JPS4540496B1 (en) |
CH (1) | CH458084A (en) |
DE (1) | DE1506629B1 (en) |
GB (1) | GB1185041A (en) |
SE (1) | SE320890B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0129494A1 (en) * | 1983-06-15 | 1984-12-27 | United Technologies Corporation | Propeller pitch change actuation system |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3603698A (en) * | 1969-11-19 | 1971-09-07 | Nordisk Ventilator | Axial flow fan wheel |
US3690788A (en) * | 1970-02-16 | 1972-09-12 | James M Pedersen | Controllable pitch propeller |
US3746466A (en) * | 1971-06-25 | 1973-07-17 | Dieselmotorenwerk Veb | Adjusting and locking device |
US3819296A (en) * | 1972-03-06 | 1974-06-25 | Mitsubishi Heavy Ind Ltd | Control for hydraulic machine having adjustable blades |
US3918837A (en) * | 1973-02-17 | 1975-11-11 | Dowty Rotol Ltd | Bladed rotors |
GB1478674A (en) * | 1974-07-03 | 1977-07-06 | Lips Bv | Feathering controllable pitch propeller |
US4348155A (en) * | 1980-03-17 | 1982-09-07 | United Technologies Corporation | Wind turbine blade pitch control system |
GB8800932D0 (en) * | 1988-01-15 | 1988-02-17 | Dowty Rotol Ltd | Propeller blade assembly |
US5263898A (en) * | 1988-12-14 | 1993-11-23 | General Electric Company | Propeller blade retention system |
US5186608A (en) * | 1991-10-25 | 1993-02-16 | United Technologies Corporation | Hydraulic low pitch switch for propeller pitch change system |
GB9408476D0 (en) * | 1994-04-28 | 1994-06-22 | Rolls Royce Plc | Blade pitch change mechanism |
DE102004017323A1 (en) * | 2004-04-06 | 2005-11-03 | Repower Systems Ag | Pitch control for blade in wind powered generator has a servo drive to vary the pitch and with a separate locking system to hold the basic pitch up to a set wind speed |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1050202B (en) * | 1959-02-05 | |||
US2781856A (en) * | 1952-06-06 | 1957-02-19 | Rotol Ltd | Control system for variable pitch screw propellers |
US3080928A (en) * | 1955-05-16 | 1963-03-12 | Dowty Rotol Ltd | Hydraulically operated variable pitch propellers |
GB927718A (en) * | 1958-12-04 | 1963-06-06 | Dowty Rotol Ltd | Improvements in or relating to variable pitch propellers and propeller fans |
US3219121A (en) * | 1962-08-03 | 1965-11-23 | John W Barden | Controllable pitch propeller hydraulic locking device |
US3261406A (en) * | 1963-05-16 | 1966-07-19 | United Aircraft Corp | Attitude control system for an aeronautical propeller |
US3240275A (en) * | 1963-12-03 | 1966-03-15 | Curtiss Wright Corp | Hydraulically operable pitch aircraft propeller |
US3242992A (en) * | 1964-09-25 | 1966-03-29 | United Aircraft Corp | Feedback system |
-
1966
- 1966-04-12 GB GB06007/66A patent/GB1185041A/en not_active Expired
-
1967
- 1967-04-12 JP JP2336567A patent/JPS4540496B1/ja active Pending
- 1967-04-12 US US630251A patent/US3459267A/en not_active Expired - Lifetime
- 1967-04-12 DE DE19671506629 patent/DE1506629B1/en active Pending
- 1967-04-12 CH CH535467A patent/CH458084A/en unknown
- 1967-04-12 SE SE5065/67A patent/SE320890B/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0129494A1 (en) * | 1983-06-15 | 1984-12-27 | United Technologies Corporation | Propeller pitch change actuation system |
Also Published As
Publication number | Publication date |
---|---|
US3459267A (en) | 1969-08-05 |
DE1506629B1 (en) | 1970-02-26 |
GB1185041A (en) | 1970-03-18 |
JPS4540496B1 (en) | 1970-12-19 |
SE320890B (en) | 1970-02-16 |
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