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by mechanically actuating the stator or rotor components
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F01D11/22
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MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F01
Engines
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NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES
F01D11/00
Preventing or minimising internal leakage of working-fluid
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F01D11/22
by mechanically actuating the stator or rotor components
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Patents Grants
last 30 patents
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Patent Grant
Active fan tip treatment using rotating drum array in fan track lin...
Patent number
12,168,983
Issue date
Dec 17, 2024
Rolls-Royce North American Technologies Inc.
Robert W. Heeter
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Clearance control system for a gas turbine engine
Patent number
12,123,308
Issue date
Oct 22, 2024
General Electric Company
Li Zheng
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Clearance control of fan blades in a gas turbine engine
Patent number
12,110,800
Issue date
Oct 8, 2024
General Electric Company
Venkata Jayateja Nedunuri
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Control logic for thrust link whiffle-tree hinge positioning for im...
Patent number
12,079,735
Issue date
Sep 3, 2024
General Electric Company
Kudum Shinde
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for rotor blade tip clearance control and rotor blade manufa...
Patent number
12,055,048
Issue date
Aug 6, 2024
AECC SHANGHAI COMMERCIAL AIRCRAFT ENGINE MANUFACTURING CO., LTD.
Jiaguang Wang
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Active clearance control of fan blade tip closure using a variable...
Patent number
12,049,828
Issue date
Jul 30, 2024
General Electric Company
Anusrita Raychaudhuri
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Variable flowpath casings for blade tip clearance control
Patent number
12,012,859
Issue date
Jun 18, 2024
General Electric Company
Raghuveer Chinta
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Steam turbine seal clearance adjusting method
Patent number
11,828,185
Issue date
Nov 28, 2023
Mitsubishi Heavy Industries, Ltd.
Shunsuke Mizumi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Turbine engine with a rotor seal assembly
Patent number
11,821,320
Issue date
Nov 21, 2023
General Electric Company
Steven Douglas Johnson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Hybrid electric engine with electric tip clearance mechanism
Patent number
11,821,372
Issue date
Nov 21, 2023
RTX Corporation
Marc J. Muldoon
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Impeller shroud assembly and method for operating same
Patent number
11,746,670
Issue date
Sep 5, 2023
Pratt & Whitney Canada Corp.
David Menheere
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas turbine engine actuation device
Patent number
11,732,600
Issue date
Aug 22, 2023
General Electric Company
David Alexander Hiett
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Clearance control of fan blades in a gas turbine engine
Patent number
11,655,724
Issue date
May 23, 2023
General Electric Company
Venkata Jayateja Nedunuri
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Turbine guide apparatus
Patent number
11,525,368
Issue date
Dec 13, 2022
MAN Energy Solutions SE
Thorsten Pöhler
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Active multi-effector control of high pressure turbine clearances
Patent number
11,473,510
Issue date
Oct 18, 2022
Raytheon Technologies Corporation
Joseph Kehoe
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tip gap control systems with inner duct control surfaces
Patent number
11,407,504
Issue date
Aug 9, 2022
Textron Innovations Inc.
Jonathan Andrew Knoll
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Apparatus for adjusting clearance and gas turbine including the same
Patent number
11,299,999
Issue date
Apr 12, 2022
Yeong Chun Kim
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Apparatus for controlling turbine blade tip clearance and gas turbi...
Patent number
11,293,297
Issue date
Apr 5, 2022
Oleksiy Korepin
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Negative thermal expansion compressor case for improved tip clearance
Patent number
11,255,214
Issue date
Feb 22, 2022
Raytheon Technologies Corporation
Dilip Prasad
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Systems and apparatus to control deflection mismatch between static...
Patent number
11,248,485
Issue date
Feb 15, 2022
General Electric Company
Jonathan D. Baldiga
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Apparatus for adjusting clearance and gas turbine including the same
Patent number
11,242,765
Issue date
Feb 8, 2022
Yeong Chun Kim
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Mechanical iris tip clearance control
Patent number
11,236,631
Issue date
Feb 1, 2022
Rolls-Royce North American Technologies Inc.
Richard Joseph Skertic
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Turbine shroud ring for a gas turbine engine having a tip clearance...
Patent number
11,225,880
Issue date
Jan 18, 2022
Rolls-Royce Corporation
Brian J. Shoemaker
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Mission adaptive clearance control system and method of operation
Patent number
11,174,798
Issue date
Nov 16, 2021
United Technologies Corporation
Gary D. Roberge
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Translating compressor and turbine rotors for clearance control
Patent number
11,143,051
Issue date
Oct 12, 2021
Raytheon Technologies Corporation
Darren M. Smith
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Semi-autonomous rapid response active clearance control system
Patent number
11,131,207
Issue date
Sep 28, 2021
Raytheon Technologies Corporation
John R. Farris
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Impeller shroud with slidable coupling for clearance control in a c...
Patent number
11,105,338
Issue date
Aug 31, 2021
Rolls-Royce Corporation
Michael Nesteroff
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Adaptive case for a gas turbine engine
Patent number
11,092,030
Issue date
Aug 17, 2021
Raytheon Technologies Corporation
Michael M. Joly
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas turbine engine tip clearance control system
Patent number
11,085,319
Issue date
Aug 10, 2021
Pratt & Whitney Canada Corp.
Timothy Redford
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Axial-flow fluid machine and tip clearance measuring method therefor
Patent number
11,066,957
Issue date
Jul 20, 2021
MITSUBISHI POWER, LTD.
Ikko Tsubokura
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
TURBINE ENGINE TIP CLEARANCE CONTROL UTILIZING ELECTRIC MACHINE
Publication number
20250027425
Publication date
Jan 23, 2025
RTX Corporation
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
WATER ACTUATED TIP CLEARANCE CONTROL SYSTEM FOR TURBINE ENGINE
Publication number
20240426245
Publication date
Dec 26, 2024
Jon E. Sobanski
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ELEMENT AND METHOD FOR COMPENSATION OF TOLERANCES AND/OR GAP WIDTHS...
Publication number
20240410291
Publication date
Dec 12, 2024
UNIVERSITAT DER BUNDESWEHR MUNCHEN
Andreas HUPFER
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
RADIALLY RETRACTABLE OUTER AIR SEAL
Publication number
20240360772
Publication date
Oct 31, 2024
Raytheon Technologies Corporation
Michael G. McCaffrey
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE FLOWPATH CASINGS FOR BLADE TIP CLEARANCE CONTROL
Publication number
20240301802
Publication date
Sep 12, 2024
GENERAL ELECTRIC COMPANY
Raghuveer Chinta
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
TURBINE ENGINE WITH A ROTOR SEAL ASSEMBLY
Publication number
20240035390
Publication date
Feb 1, 2024
GENERAL ELECTRIC COMPANY
Steven Douglas Johnson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD FOR ROTOR BLADE TIP CLEARANCE CONTROL AND ROTOR BLADE MANUFA...
Publication number
20240011409
Publication date
Jan 11, 2024
AECC SHANGHAI COMMERCIAL AIRCRAFT ENGINE MANUFACTURING CO., LTD.
Jiaguang WANG
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE FLOWPATH CASINGS FOR BLADE TIP CLEARANCE CONTROL
Publication number
20240011408
Publication date
Jan 11, 2024
GENERAL ELECTRIC COMPANY
Raghuveer Chinta
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CLEARANCE CONTROL OF FAN BLADES IN A GAS TURBINE ENGINE
Publication number
20230340887
Publication date
Oct 26, 2023
GENERAL ELECTRIC COMPANY
Venkata Jayateja Nedunuri
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
HYDRAULIC THRUST BEARING FOR A GAS TURBINE UNIT FOR BLADE CLEARANCE...
Publication number
20230332507
Publication date
Oct 19, 2023
Siemens Energy Global GmbH & Co. KG
Michael Kursch
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CLEARANCE CONTROL SYSTEM FOR A GAS TURBINE ENGINE
Publication number
20230304415
Publication date
Sep 28, 2023
GENERAL ELECTRIC COMPANY
Li Zheng
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
IMPELLER SHROUD ASSEMBLY AND METHOD FOR OPERATING SAME
Publication number
20230203962
Publication date
Jun 29, 2023
Pratt & Whitney Canada Corp.
David MENHEERE
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
TURBINE ENGINE WITH A ROTOR SEAL ASSEMBLY
Publication number
20220389825
Publication date
Dec 8, 2022
GENERAL ELECTRIC COMPANY
Steven Douglas Johnson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
GAS TURBINE ENGINE ACTUATION DEVICE
Publication number
20220251966
Publication date
Aug 11, 2022
GENERAL ELECTRIC COMPANY
David Alexander Hiett
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
STEAM TURBINE SEAL CLEARANCE ADJUSTING METHOD, AND STEAM TURBINE
Publication number
20220235667
Publication date
Jul 28, 2022
Mitsubishi Power, Ltd.
Shunsuke MIZUMI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
TURBOMACHINE CLEARANCE CONTROL USING MAGNETICALLY RESPONSIVE PARTICLES
Publication number
20220195883
Publication date
Jun 23, 2022
GENERAL ELECTRIC COMPANY
Jonathan Dwight Berry
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
FAST RESPONSE ACTIVE CLEARANCE CONTROL SYSTEM WITH PIEZOELECTRIC AC...
Publication number
20220178266
Publication date
Jun 9, 2022
GENERAL ELECTRIC COMPANY
Taehong Kim
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEMS AND APPARATUS TO CONTROL DEFLECTION MISMATCH BETWEEN STATIC...
Publication number
20220049614
Publication date
Feb 17, 2022
GENERAL ELECTRIC COMPANY
Jonathan D. Baldiga
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
APPARATUS FOR CONTROLLING TURBINE BLADE TIP CLEARANCE AND GAS TURBI...
Publication number
20210396146
Publication date
Dec 23, 2021
Doosan Heavy Industries & Construction Co., Ltd.
Oleksiy Korepin
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
Turbine Guide Apparatus
Publication number
20210381390
Publication date
Dec 9, 2021
MAN Energy Solutions SE
Thorsten PÖHLER
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
NEGATIVE THERMAL EXPANSION COMPRESSOR CASE FOR IMPROVED TIP CLEARANCE
Publication number
20210131303
Publication date
May 6, 2021
United Technologies Corporation
Dilip Prasad
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
IMPELLER SHROUD WITH SLIDABLE COUPLING FOR CLEARANCE CONTROL IN A C...
Publication number
20210062824
Publication date
Mar 4, 2021
Rolls-Royce Corporation
Michael Nesteroff
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
APPARATUS FOR ADJUSTING CLEARANCE AND GAS TURBINE INCLUDING THE SAME
Publication number
20210040862
Publication date
Feb 11, 2021
DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.
Yeong Chun KIM
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
APPARATUS FOR ADJUSTING CLEARANCE AND GAS TURBINE INCLUDING THE SAME
Publication number
20210040863
Publication date
Feb 11, 2021
Doosan Heavy Industries & Construction Co., Ltd.
Yeong Chun KIM
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SEALING ARRANGEMENT BETWEEN TURBINE SHROUD SEGMENTS
Publication number
20210010381
Publication date
Jan 14, 2021
SIEMENS AKTIENGESELLSCHAFT
Gm Salam Azad
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD AND CONTROL UNIT FOR CONTROLLING THE PLAY OF A HIGH-PRESSURE...
Publication number
20210003028
Publication date
Jan 7, 2021
SAFRAN AIRCRAFT ENGINES
Patrice FRAISSE
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
CLEARANCE CONTROL SYSTEM FOR A COMPRESSOR SHROUD ASSEMBLY
Publication number
20200408224
Publication date
Dec 31, 2020
Rolls-Royce Corporation
Michael Nesteroff
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
GAS TURBINE ENGINE TIP CLEARANCE CONTROL SYSTEM
Publication number
20200400034
Publication date
Dec 24, 2020
Pratt & Whitney Canada Corp.
Timothy REDFORD
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
BLADE TIP CLEARANCE ASSEMBLY WITH GEARED CAM
Publication number
20200332672
Publication date
Oct 22, 2020
Rolls-Royce North American Technologies Inc.
Douglas David Dierksmeier
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
ADAPTIVE CASE FOR A GAS TURBINE ENGINE
Publication number
20200332673
Publication date
Oct 22, 2020
United Technologies Corporation
Michael M. Joly
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...