GB2447641B - Rotorcraft system - Google Patents

Rotorcraft system

Info

Publication number
GB2447641B
GB2447641B GB0704931A GB0704931A GB2447641B GB 2447641 B GB2447641 B GB 2447641B GB 0704931 A GB0704931 A GB 0704931A GB 0704931 A GB0704931 A GB 0704931A GB 2447641 B GB2447641 B GB 2447641B
Authority
GB
United Kingdom
Prior art keywords
rotorcraft system
rotorcraft
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.)
Expired - Fee Related
Application number
GB0704931A
Other versions
GB2447641A (en
GB0704931D0 (en
Inventor
Darren Strevens
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.)
WILLOWPOINT TECHNOLOGY Ltd
Original Assignee
WILLOWPOINT TECHNOLOGY 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 WILLOWPOINT TECHNOLOGY Ltd filed Critical WILLOWPOINT TECHNOLOGY Ltd
Priority to GB0704931A priority Critical patent/GB2447641B/en
Publication of GB0704931D0 publication Critical patent/GB0704931D0/en
Publication of GB2447641A publication Critical patent/GB2447641A/en
Application granted granted Critical
Publication of GB2447641B publication Critical patent/GB2447641B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • 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
    • 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
    • B64C27/26—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft characterised by provision of fixed wings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts
    • B64U10/17—Helicopters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
    • F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
    • F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
GB0704931A 2007-03-14 2007-03-14 Rotorcraft system Expired - Fee Related GB2447641B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0704931A GB2447641B (en) 2007-03-14 2007-03-14 Rotorcraft system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0704931A GB2447641B (en) 2007-03-14 2007-03-14 Rotorcraft system

Publications (3)

Publication Number Publication Date
GB0704931D0 GB0704931D0 (en) 2007-04-25
GB2447641A GB2447641A (en) 2008-09-24
GB2447641B true GB2447641B (en) 2011-12-07

Family

ID=38008427

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0704931A Expired - Fee Related GB2447641B (en) 2007-03-14 2007-03-14 Rotorcraft system

Country Status (1)

Country Link
GB (1) GB2447641B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102323758B (en) * 2011-07-29 2013-06-19 中国科学院长春光学精密机械与物理研究所 Discrete input decoupling device of six-rotor unmanned aerial vehicle (UAV) and control system containing device
DE102012014751B3 (en) * 2012-07-26 2014-01-02 Eads Deutschland Gmbh Auxiliary propulsion system for a helicopter
US10053207B2 (en) 2013-12-19 2018-08-21 Sikorsky Aircraft Corporation De-rotation system for a shaft fairing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB441445A (en) * 1935-07-05 1936-01-20 Mangold Stephan Improvements in or relating to aircraft
GB2054068A (en) * 1979-07-23 1981-02-11 Ford Motor Co Variable-ratio drive mechanism
US4884653A (en) * 1986-08-08 1989-12-05 Toyota Jidosha Kabushiki Kaisha Method of controlling a four wheel drive vehicle
EP0739815A1 (en) * 1995-04-27 1996-10-30 Advanced Technology Institute of Commuter-Helicopter, Ltd. Helicopter transmission including a traction roller CVT

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB441445A (en) * 1935-07-05 1936-01-20 Mangold Stephan Improvements in or relating to aircraft
GB2054068A (en) * 1979-07-23 1981-02-11 Ford Motor Co Variable-ratio drive mechanism
US4884653A (en) * 1986-08-08 1989-12-05 Toyota Jidosha Kabushiki Kaisha Method of controlling a four wheel drive vehicle
EP0739815A1 (en) * 1995-04-27 1996-10-30 Advanced Technology Institute of Commuter-Helicopter, Ltd. Helicopter transmission including a traction roller CVT

Also Published As

Publication number Publication date
GB2447641A (en) 2008-09-24
GB0704931D0 (en) 2007-04-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120307