GB0018823D0 - Low height tunable tilt rotor downstop - Google Patents

Low height tunable tilt rotor downstop

Info

Publication number
GB0018823D0
GB0018823D0 GBGB0018823.5A GB0018823A GB0018823D0 GB 0018823 D0 GB0018823 D0 GB 0018823D0 GB 0018823 A GB0018823 A GB 0018823A GB 0018823 D0 GB0018823 D0 GB 0018823D0
Authority
GB
United Kingdom
Prior art keywords
low height
tilt rotor
height tunable
downstop
rotor downstop
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.)
Granted
Application number
GBGB0018823.5A
Other versions
GB2353018A (en
GB2353018B (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.)
Bell Helicopter Textron Inc
Original Assignee
Bell Helicopter Textron Inc
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
Priority claimed from US09/408,337 external-priority patent/US6328256B1/en
Application filed by Bell Helicopter Textron Inc filed Critical Bell Helicopter Textron Inc
Publication of GB0018823D0 publication Critical patent/GB0018823D0/en
Publication of GB2353018A publication Critical patent/GB2353018A/en
Application granted granted Critical
Publication of GB2353018B publication Critical patent/GB2353018B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/22—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft
    • B64C27/28—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft with forward-propulsion propellers pivotable to act as lifting rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/322—Blade travel limiting devices, e.g. droop stops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C29/00—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft
    • B64C29/0008—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded
    • B64C29/0016—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers
    • B64C29/0033—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers the propellers being tiltable relative to the fuselage

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transmission Devices (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Toys (AREA)
  • Details Of Aerials (AREA)
GB0018823A 1999-08-12 2000-08-03 Low height tunable tilt rotor downstop Expired - Lifetime GB2353018B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14894499P 1999-08-12 1999-08-12
US09/408,337 US6328256B1 (en) 1999-09-29 1999-09-29 Low-height tunable tilt rotor downstop

Publications (3)

Publication Number Publication Date
GB0018823D0 true GB0018823D0 (en) 2000-09-20
GB2353018A GB2353018A (en) 2001-02-14
GB2353018B GB2353018B (en) 2003-05-14

Family

ID=26846328

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0018823A Expired - Lifetime GB2353018B (en) 1999-08-12 2000-08-03 Low height tunable tilt rotor downstop

Country Status (7)

Country Link
JP (1) JP2001080587A (en)
KR (1) KR20010049953A (en)
CA (1) CA2314835A1 (en)
DE (1) DE10037539B4 (en)
FR (1) FR2797430B1 (en)
GB (1) GB2353018B (en)
IT (1) IT1318726B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0116219D0 (en) 2001-07-03 2002-03-06 Bae Systems Plc An aircraft
PT2390180E (en) * 2010-05-27 2013-04-04 Agustawestland Spa Non-rotating universal joint for a helicopter drive unit
US9834303B2 (en) * 2013-08-14 2017-12-05 Bell Helicopter Textron Inc. Method and apparatus of connecting a fixed drive system to a rotating drive system for a tiltrotor aircraft
US9174731B2 (en) 2013-08-14 2015-11-03 Bell Helicopter Textron Inc. Fixed engine and rotating proprotor arrangement for a tiltrotor aircraft

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2403353A (en) * 1943-12-11 1946-07-02 Ernest James Auxiliary propeller for airplanes
US5054716A (en) * 1989-10-16 1991-10-08 Bell Helicopter Textron Inc. Drive system for tiltrotor aircraft
US5642982A (en) * 1995-12-11 1997-07-01 Sikorsky Aircraft Corporation Retraction/extension mechanism for variable diameter rotors
FR2747098B1 (en) * 1996-04-03 1998-06-12 Eurocopter France DEVICE FOR SUSPENSION OF A TRANSMISSION BOX OF AN AIRCRAFT WITH TURNING WING

Also Published As

Publication number Publication date
GB2353018A (en) 2001-02-14
JP2001080587A (en) 2001-03-27
ITMI20001822A1 (en) 2002-02-04
FR2797430B1 (en) 2005-01-21
FR2797430A1 (en) 2001-02-16
ITMI20001822A0 (en) 2000-08-04
DE10037539B4 (en) 2008-06-26
KR20010049953A (en) 2001-06-15
GB2353018B (en) 2003-05-14
IT1318726B1 (en) 2003-09-10
DE10037539A1 (en) 2001-04-05
CA2314835A1 (en) 2001-02-12

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20200802