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with flapping or universal joint, common to the blades
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CPC
B64C27/41
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PERFORMING OPERATIONS TRANSPORTING
B64
Aviation
B64C
AEROPLANES HELICOPTERS
B64C27/00
Rotorcraft Rotors peculiar thereto
Current Industry
B64C27/41
with flapping or universal joint, common to the blades
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Patents Grants
last 30 patents
Information
Patent Grant
Multicopter with self-adjusting rotors
Patent number
12,140,968
Issue date
Nov 12, 2024
Kitty Hawk Corporation
Sebastian Thrun
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Bearingless gimbaled rotor hubs and swashplates
Patent number
11,891,168
Issue date
Feb 6, 2024
Textron Innovations Inc.
Tyler Wayne Baldwin
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Multi-rotor unmanned aerial vehicle
Patent number
11,597,513
Issue date
Mar 7, 2023
SZ DJI Technology Co., Ltd
Yifen Liu
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Flight vehicle
Patent number
11,560,223
Issue date
Jan 24, 2023
Seoul National University R&DB Foundation
Hyoun Jin Kim
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Rotor hub assembly with universal joint
Patent number
11,396,371
Issue date
Jul 26, 2022
Textron Innovations Inc.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Elastomeric double Hooke's joint
Patent number
11,136,116
Issue date
Oct 5, 2021
Bell Textron Inc.
Andrew Ryan Maresh
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Bearingless gimbaled rotor hubs and swashplates
Patent number
11,097,837
Issue date
Aug 24, 2021
Bell Helicopter Textron Inc.
Tyler Wayne Baldwin
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant-velocity joint link with reduced axial stiffness
Patent number
11,066,157
Issue date
Jul 20, 2021
Bell Textron Inc.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Rotorcraft flapping lock
Patent number
11,014,659
Issue date
May 25, 2021
Bell Helicopter Textron Inc.
Troy Schank
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Rotor hub assembly with universal joint
Patent number
10,766,612
Issue date
Sep 8, 2020
Textron Innovations Inc.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Proprotor systems for tiltrotor aircraft
Patent number
10,569,870
Issue date
Feb 25, 2020
Textron Innovations Inc.
Jouyoung Jason Choi
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Inboard bearing assemblies having independent shoes
Patent number
10,486,807
Issue date
Nov 26, 2019
Bell Textron Inc.
Michael Dean Dearman
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Bottom abutment device for a rotorcraft rotor, a rotorcraft rotor,...
Patent number
10,464,665
Issue date
Nov 5, 2019
Airbus Helicopters
Alain Eberhard
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
High stiffness hub assemblies for rotor systems
Patent number
10,392,098
Issue date
Aug 27, 2019
Bell Textron Inc.
Tyler Wayne Baldwin
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Gimbaled tail rotor hub with spherical elastomeric centrifugal forc...
Patent number
10,384,771
Issue date
Aug 20, 2019
Bell Helicopter Textron Inc.
Andrew Haldeman
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Rotor hub elastomeric bearings
Patent number
10,196,139
Issue date
Feb 5, 2019
Bell Helicopter Textron Inc.
Emily Schofield
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Rotorcraft flapping lock
Patent number
10,029,783
Issue date
Jul 24, 2018
Bell Helicopter Textron Inc.
Troy Schank
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Rotor hub elastomeric bearing
Patent number
10,005,553
Issue date
Jun 26, 2018
Bell Helicopter Textron Inc.
Emily Schofield
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Constant-velocity joint link with reduced axial stiffness
Patent number
9,994,311
Issue date
Jun 12, 2018
Bell Helicopter Textron Inc.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant velocity joint with spring rate control mechanism
Patent number
9,878,783
Issue date
Jan 30, 2018
Bell Helicopter Textron Inc.
Drew Sutton
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Gimbaled tail rotor hub with spherical elastomeric centrifugal forc...
Patent number
9,657,582
Issue date
May 23, 2017
Bell Helicopter Textron Inc.
Andrew Haldeman
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant velocity drive for tilt rotor assembly
Patent number
9,452,830
Issue date
Sep 27, 2016
Sikorsky Aircraft Corporation
Frank P. D'Anna
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant velocity joint with control mechanism
Patent number
9,399,513
Issue date
Jul 26, 2016
Bell Helicopter Textron Inc.
Drew A. Sutton
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant velocity universal joint for helicopter rotor
Patent number
9,388,862
Issue date
Jul 12, 2016
K4A S.R.L.
Vladimiro Lidak
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Torque transfer system for a rotorcraft
Patent number
9,382,001
Issue date
Jul 5, 2016
Bell Helicopter Textron Inc.
Christopher Foskey
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Rotor system with torque-splitter assembly
Patent number
9,254,915
Issue date
Feb 9, 2016
Bell Helicopter Textron Inc.
Frank B. Stamps
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant-velocity drive system for gimbaled rotor hubs
Patent number
8,590,833
Issue date
Nov 26, 2013
Textron Innovations Inc.
Richard Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant-velocity joint with torque-combining differential
Patent number
8,430,757
Issue date
Apr 30, 2013
Textron Innovations Inc.
Frank B. Stamps
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant-velocity drive system for gimbaled rotor hubs
Patent number
8,336,815
Issue date
Dec 25, 2012
Bell Helicopter Textron Inc.
Richard Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Constant-velocity joint with torque-combining differential
Patent number
8,038,539
Issue date
Oct 18, 2011
Bell Helicopter Textron Inc.
Frank B. Stamps
B64 - AIRCRAFT AVIATION COSMONAUTICS
Patents Applications
last 30 patents
Information
Patent Application
Bearingless Gimbaled Rotor Hubs and Swashplates
Publication number
20210371094
Publication date
Dec 2, 2021
Bell Textron Inc.
Tyler Wayne Baldwin
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Rotor Hub Assembly with Universal Joint
Publication number
20200407054
Publication date
Dec 31, 2020
TEXTRON INNOVATIONS INC.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
FLIGHT VEHICLE
Publication number
20200324889
Publication date
Oct 15, 2020
Seoul National University R&DB Foundation
Hyoun Jin KIM
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Rotorcraft Flapping Lock
Publication number
20200055593
Publication date
Feb 20, 2020
BELL HELICOPTER TEXTRON INC.
Troy Schank
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
MULTI-ROTOR UNMANNED AERIAL VEHICLE
Publication number
20200031467
Publication date
Jan 30, 2020
SZ DJI Technology Co., Ltd.
Yifen LIU
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Bearingless Gimbaled Rotor Hubs and Swashplates
Publication number
20190375497
Publication date
Dec 12, 2019
BELL HELICOPTER TEXTRON INC.
Tyler Wayne Baldwin
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Inboard Bearing Assemblies having Independent Shoes
Publication number
20190016456
Publication date
Jan 17, 2019
BELL HELICOPTER TEXTRON INC.
Michael Dean Dearman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ROTOR HUB ELASTOMERIC BEARING
Publication number
20180290737
Publication date
Oct 11, 2018
BELL HELICOPTER TEXTRON INC.
Emily Schofield
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Constant-Velocity Joint Link with Reduced Axial Stiffness
Publication number
20180290738
Publication date
Oct 11, 2018
BELL HELICOPTER TEXTRON INC.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Proprotor Systems for Tiltrotor Aircraft
Publication number
20180162526
Publication date
Jun 14, 2018
BELL HELICOPTER TEXTRON INC.
Thomas Clement Parham
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Proprotor Systems for Tiltrotor Aircraft
Publication number
20180141654
Publication date
May 24, 2018
BELL HELICOPTER TEXTRON INC.
Jouyoung Jason Choi
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Aircraft
Publication number
20180002005
Publication date
Jan 4, 2018
Felix Errol Groenewald
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Gimbaled Tail Rotor Hub with Spherical Elastomeric Centrifugal Forc...
Publication number
20170259913
Publication date
Sep 14, 2017
BELL HELICOPTER TEXTRON INC.
Andrew Haldeman
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
BOTTOM ABUTMENT DEVICE FOR A ROTORCRAFT ROTOR, A ROTORCRAFT ROTOR,...
Publication number
20170210465
Publication date
Jul 27, 2017
AIRBUS HELICOPTERS
Alain EBERHARD
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
AIRCRAFT WITH THRUST VECTORING TAIL
Publication number
20160332727
Publication date
Nov 17, 2016
SIKORSKY AIRCRAFT CORPORATION
Peter James Waltner
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
ROTORCRAFT FLAPPING LOCK
Publication number
20160083087
Publication date
Mar 24, 2016
BELL HELICOPTER TEXTRON INC.
Troy Schank
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
CONSTANT-VELOCITY JOINT LINK WITH REDUCED AXIAL STIFFNESS
Publication number
20140322010
Publication date
Oct 30, 2014
BELL HELICOPTER TEXTRON INC.
Richard E. Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
CONSTANT VELOCITY UNIVERSAL JOINT FOR HELICOPTER ROTOR
Publication number
20140302938
Publication date
Oct 9, 2014
K4A S.R.L.
Vladimiro Lidak
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Rotor Hub Elastomeric Bearings
Publication number
20140270610
Publication date
Sep 18, 2014
BELL HELICOPTER TEXTRON INC.
Emily Schofield
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
High Altitude Aircraft, Aircraft Unit and Method for Operating an A...
Publication number
20140252156
Publication date
Sep 11, 2014
EADS Deutschland GmbH
Manfred Hiebl
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant Velocity Joint with Spring Rate Control Mechanism
Publication number
20140248150
Publication date
Sep 4, 2014
BELL HELICOPTER TEXTRON INC.
Drew Sutton
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant Velocity Joint with Control Mechanism
Publication number
20140133979
Publication date
May 15, 2014
BELL HELICOPTER TEXTRON INC.
Drew A. Sutton
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant-Velocity Drive System for Gimbaled Rotor Hubs
Publication number
20130156580
Publication date
Jun 20, 2013
BELL HELICOPTER TEXTRON INC.
Richard Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant-Velocity Joint with Torque-Combining Differential
Publication number
20110315816
Publication date
Dec 29, 2011
BELL HELICOPTER TEXTRON INC.
Frank B. Stamps
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant-Velocity Joint with Torque-Combining Differential
Publication number
20100266411
Publication date
Oct 21, 2010
Frank B. Stamps
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant-Velocity Drive System for Gimbaled Rotor Hubs
Publication number
20090184209
Publication date
Jul 23, 2009
Richard Rauber
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Constant velocity drive rotary-wing aircraft rotor with torque spli...
Publication number
20030222171
Publication date
Dec 4, 2003
Elio Zoppitelli
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Device for controlling the pitch of the blades of a convertible air...
Publication number
20030183722
Publication date
Oct 2, 2003
Elio Zoppitelli
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
Rotary-wing aircraft rotor with constant velocity drive
Publication number
20030178528
Publication date
Sep 25, 2003
Elio Zoppitelli
B64 - AIRCRAFT AVIATION COSMONAUTICS