GB8812981D0 - Propeller blade hub assembly - Google Patents

Propeller blade hub assembly

Info

Publication number
GB8812981D0
GB8812981D0 GB888812981A GB8812981A GB8812981D0 GB 8812981 D0 GB8812981 D0 GB 8812981D0 GB 888812981 A GB888812981 A GB 888812981A GB 8812981 A GB8812981 A GB 8812981A GB 8812981 D0 GB8812981 D0 GB 8812981D0
Authority
GB
United Kingdom
Prior art keywords
hub assembly
propeller blade
blade hub
propeller
assembly
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.)
Pending
Application number
GB888812981A
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.)
Dowty Rotol Ltd
Original Assignee
Dowty Rotol Ltd
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 Dowty Rotol Ltd filed Critical Dowty Rotol Ltd
Priority to GB888812981A priority Critical patent/GB8812981D0/en
Publication of GB8812981D0 publication Critical patent/GB8812981D0/en
Priority to GB8912374A priority patent/GB2219354A/en
Priority to FR8907257A priority patent/FR2632270A1/en
Pending legal-status Critical Current

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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • 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
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB888812981A 1988-06-01 1988-06-01 Propeller blade hub assembly Pending GB8812981D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB888812981A GB8812981D0 (en) 1988-06-01 1988-06-01 Propeller blade hub assembly
GB8912374A GB2219354A (en) 1988-06-01 1989-05-30 Propeller blade mounting and pitch change arrangement
FR8907257A FR2632270A1 (en) 1988-06-01 1989-06-01 Hub and blade assembly for a propellor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888812981A GB8812981D0 (en) 1988-06-01 1988-06-01 Propeller blade hub assembly

Publications (1)

Publication Number Publication Date
GB8812981D0 true GB8812981D0 (en) 1988-07-06

Family

ID=10637894

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888812981A Pending GB8812981D0 (en) 1988-06-01 1988-06-01 Propeller blade hub assembly
GB8912374A Withdrawn GB2219354A (en) 1988-06-01 1989-05-30 Propeller blade mounting and pitch change arrangement

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8912374A Withdrawn GB2219354A (en) 1988-06-01 1989-05-30 Propeller blade mounting and pitch change arrangement

Country Status (2)

Country Link
FR (1) FR2632270A1 (en)
GB (2) GB8812981D0 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB554665A (en) * 1942-01-12 1943-07-14 Bristol Aeroplane Co Ltd Improvements in or relating to co-axial oppositely rotating airscrews
US4738590A (en) * 1986-09-09 1988-04-19 General Electric Company Blade pitch varying mechanism

Also Published As

Publication number Publication date
FR2632270A1 (en) 1989-12-08
GB8912374D0 (en) 1989-07-12
GB2219354A (en) 1989-12-06

Similar Documents

Publication Publication Date Title
EP0353672A3 (en) Composite propeller blades
EP0351104A3 (en) Helicopter rotor blades
AU6987787A (en) A propeller guard
GB8800932D0 (en) Propeller blade assembly
EP0322344A3 (en) Aircraft propeller blade retention
AU2643388A (en) Propeller shroud
GB8706455D0 (en) Blades for propeller fan
GB2191267B (en) Hub assembly
EP0228252A3 (en) A connection between two members such as a hub and fan blade
GB9022281D0 (en) Helicopter rotor blades
GB9023141D0 (en) Helicopter rotor blades
EP0362886A3 (en) Pinned airfoil propeller assembly pinned airfoil propeller assembly
AU598015B2 (en) Helicopter blade airfoil
GB8918334D0 (en) Propeller blade retention system
GB8723247D0 (en) Propeller blade systems
GB9112835D0 (en) Helicopter rotor blades
GB8517474D0 (en) Variable-pitch bladed rotors
GB9022271D0 (en) Helicopter rotor blades
GB8824462D0 (en) Turbine blades & disc assembly
GB8706965D0 (en) Hub assembly
GB2186643B (en) Drive hub assembly
GB2164309B (en) Helicopter rotor blades
GB2226604B (en) The combination of a blade-base attachment and a rotor blade.
GB8812981D0 (en) Propeller blade hub assembly
GB8816593D0 (en) Propeller blade assembly