GB8803091D0 - Trailflex-variable pitch propellors - Google Patents

Trailflex-variable pitch propellors

Info

Publication number
GB8803091D0
GB8803091D0 GB888803091A GB8803091A GB8803091D0 GB 8803091 D0 GB8803091 D0 GB 8803091D0 GB 888803091 A GB888803091 A GB 888803091A GB 8803091 A GB8803091 A GB 8803091A GB 8803091 D0 GB8803091 D0 GB 8803091D0
Authority
GB
United Kingdom
Prior art keywords
trailflex
propellors
variable pitch
pitch
variable
Prior art date
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.)
Withdrawn
Application number
GB888803091A
Other versions
GB2214989A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Laurence A D
Original Assignee
Laurence A D
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Laurence A D filed Critical Laurence A D
Priority to GB8803091A priority Critical patent/GB2214989A/en
Priority to GB888805637A priority patent/GB8805637D0/en
Publication of GB8803091D0 publication Critical patent/GB8803091D0/en
Priority to FR8810100A priority patent/FR2627149A1/en
Publication of GB2214989A publication Critical patent/GB2214989A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/20—Hubs; Blade connections
    • 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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/14—Rotors having adjustable blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
GB8803091A 1988-02-11 1988-02-11 Mounting blades on rotors Withdrawn GB2214989A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8803091A GB2214989A (en) 1988-02-11 1988-02-11 Mounting blades on rotors
GB888805637A GB8805637D0 (en) 1988-02-11 1988-03-09 Self-adjusting bladed rotor
FR8810100A FR2627149A1 (en) 1988-02-11 1988-07-22 PROPELLER BLADE, WHOSE STEP IS VARIABLE THROUGH A SELF-DEFORMABLE LINK

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8803091A GB2214989A (en) 1988-02-11 1988-02-11 Mounting blades on rotors

Publications (2)

Publication Number Publication Date
GB8803091D0 true GB8803091D0 (en) 1988-03-09
GB2214989A GB2214989A (en) 1989-09-13

Family

ID=10631472

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8803091A Withdrawn GB2214989A (en) 1988-02-11 1988-02-11 Mounting blades on rotors
GB888805637A Pending GB8805637D0 (en) 1988-02-11 1988-03-09 Self-adjusting bladed rotor

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB888805637A Pending GB8805637D0 (en) 1988-02-11 1988-03-09 Self-adjusting bladed rotor

Country Status (2)

Country Link
FR (1) FR2627149A1 (en)
GB (2) GB2214989A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2436598A (en) * 2006-03-30 2007-10-03 Boost Energy Systems Ltd Wind turbine blade mounting
FR2956376B1 (en) * 2010-02-17 2012-12-07 Snecma PROPELLER BLADE ARRANGEMENT COMPRISING A DISTINCT SUPPORT

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB287879A (en) * 1927-03-28 1929-06-27 David Richard Davis
US1818672A (en) * 1928-03-10 1931-08-11 Herbert E Bucklen Corp Wind operated power plant
FR692503A (en) * 1929-03-21 1930-11-06 Improvements made to propellers, especially those with variable pitch
GB449664A (en) * 1934-12-06 1936-07-01 Anonima Aeroplani Caproni Soc Improvements in air propellers with variable pitch
FR845829A (en) * 1938-11-08 1939-09-04 Improvements to the propellers with automatically orientable blades
GB580793A (en) * 1944-08-14 1946-09-19 Fairey Aviat Co Ltd Improvements in or relating to variable pitch propellers
GB718127A (en) * 1951-02-01 1954-11-10 Paolo Terzi Improvements in or relating to variable pitch propellers
US3589835A (en) * 1969-07-17 1971-06-29 United Aircraft Corp Variable stiffness rotor

Also Published As

Publication number Publication date
GB2214989A (en) 1989-09-13
GB8805637D0 (en) 1988-04-07
FR2627149A1 (en) 1989-08-18

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)