GB9412414D0 - Rotary winged aircraft - Google Patents

Rotary winged aircraft

Info

Publication number
GB9412414D0
GB9412414D0 GB9412414A GB9412414A GB9412414D0 GB 9412414 D0 GB9412414 D0 GB 9412414D0 GB 9412414 A GB9412414 A GB 9412414A GB 9412414 A GB9412414 A GB 9412414A GB 9412414 D0 GB9412414 D0 GB 9412414D0
Authority
GB
United Kingdom
Prior art keywords
winged aircraft
rotary winged
rotary
aircraft
winged
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
GB9412414A
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Priority to GB9412414A priority Critical patent/GB9412414D0/en
Publication of GB9412414D0 publication Critical patent/GB9412414D0/en
Priority to PCT/GB1995/001380 priority patent/WO1995035235A1/en
Priority to AU28919/95A priority patent/AU2891995A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/08—Helicopters with two or more rotors
    • B64C27/10—Helicopters with two or more rotors arranged coaxially
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)
GB9412414A 1994-06-21 1994-06-21 Rotary winged aircraft Pending GB9412414D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9412414A GB9412414D0 (en) 1994-06-21 1994-06-21 Rotary winged aircraft
PCT/GB1995/001380 WO1995035235A1 (en) 1994-06-21 1995-06-14 Aircraft rotor arrangement
AU28919/95A AU2891995A (en) 1994-06-21 1995-06-14 Aircraft rotor arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9412414A GB9412414D0 (en) 1994-06-21 1994-06-21 Rotary winged aircraft

Publications (1)

Publication Number Publication Date
GB9412414D0 true GB9412414D0 (en) 1994-08-10

Family

ID=10757068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9412414A Pending GB9412414D0 (en) 1994-06-21 1994-06-21 Rotary winged aircraft

Country Status (3)

Country Link
AU (1) AU2891995A (en)
GB (1) GB9412414D0 (en)
WO (1) WO1995035235A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2256585C1 (en) * 2004-01-20 2005-07-20 Общество С Ограниченной Ответственностью "Мидера-К" Propeller
CN105151291A (en) * 2015-09-17 2015-12-16 沈阳金丰春航空科技有限公司 Coaxial double-propeller unmanned aerial vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2628683A (en) * 1947-04-01 1953-02-17 Harold H Reuther Rotor means for helicopters and the like
GB2145774A (en) * 1983-08-31 1985-04-03 Dowty Rotol Ltd Bladed rotors and ducts associated therewith
DE3605086A1 (en) * 1986-02-18 1987-08-27 Rhein Flugzeugbau Gmbh TRAINING OF COMPONENTS LOCATED INTO THE INFLOW TO AIR SCREWS, COVER SCREWS AND / OR FANS TO REDUCE THE ADDITIONAL NOISE YOU MAKE AND TO REDUCE THE ALTERNATE LOAD ON THE PROPELLER BLOWERS
CH672465A5 (en) * 1986-12-11 1989-11-30 Franz Bucher Helicopter with concentric contra-rotatory rotors - has adjustable slats for guidance of air entering apertures in upper surface of sectors of housing

Also Published As

Publication number Publication date
WO1995035235A1 (en) 1995-12-28
AU2891995A (en) 1996-01-15

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