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Piston ring seals

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F05Engines, pumps F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS F05D2240/00Components

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F05D2240/58Piston ring seals
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Seal assemblies for turbine engines and related methods
    • Patent number 12,000,289
    • Issue date Jun 4, 2024
    • General Electric Company
    • Antonio Guijarro Valencia
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piston seal ring
    • Patent number 11,892,083
    • Issue date Feb 6, 2024
    • RTX Corporation
    • Liam P. Sullivan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Turbine engine stator control valve comprising a continuous and fre...
    • Patent number 11,879,339
    • Issue date Jan 23, 2024
    • SAFRAN AIRCRAFT ENGINES
    • Joao Antonio Amorim
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Sealing structure of turbocharger and turbocharger
    • Patent number 11,828,222
    • Issue date Nov 28, 2023
    • MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    • Jain Sambhav
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Switching valve
    • Patent number 11,725,532
    • Issue date Aug 15, 2023
    • Pratt & Whitney Canada Corp.
    • Ahmed Abdelrahman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bearing compartment seal configuration for a gas turbine engine
    • Patent number 11,499,442
    • Issue date Nov 15, 2022
    • Raytheon Technologies Corporation
    • Jonathan Logan Miller
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Pressure regulated piston seal for a gas turbine combustor liner
    • Patent number 11,221,140
    • Issue date Jan 11, 2022
    • General Electric Company
    • Jinjie Shi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mid turbine frame including a sealed torque box
    • Patent number 11,118,480
    • Issue date Sep 14, 2021
    • Raytheon Technologies Corporation
    • Jeffrey J. Lienau
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Turbine engine with a seal
    • Patent number 11,085,315
    • Issue date Aug 10, 2021
    • General Electric Company
    • Kirk Douglas Gallier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Ramped spacer ring seal
    • Patent number 11,015,715
    • Issue date May 25, 2021
    • Raytheon Technologies Corporation
    • Jonathan Logan Miller
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Sealing interface for a case of a gas turbine engine
    • Patent number 11,008,890
    • Issue date May 18, 2021
    • Raytheon Technologies Corporation
    • Jonathan Lemoine
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Sealing unit for turbocharger
    • Patent number 10,900,367
    • Issue date Jan 26, 2021
    • BorgWarner Inc.
    • Marc Fickert
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Method and device for piston seal anti-rotation
    • Patent number 10,865,652
    • Issue date Dec 15, 2020
    • United Technologies Corporation
    • Christopher Treat
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Joint for sealing a gap between casing segments of an industrial ga...
    • Patent number 10,830,447
    • Issue date Nov 10, 2020
    • Raytheon Technologies Corporation
    • Randy J. Danburg
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Seal assembly for a static structure of a gas turbine engine
    • Patent number 10,815,898
    • Issue date Oct 27, 2020
    • Raytheon Technologies Corporation
    • Grace E. Szymanski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Turbocharger
    • Patent number 10,801,368
    • Issue date Oct 13, 2020
    • MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    • Keigo Sakamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Face seal arrangement
    • Patent number 10,788,131
    • Issue date Sep 29, 2020
    • Raytheon Technologies Corporation
    • Jonathan L. Miller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Anti-cavitation device for oil dampers
    • Patent number 10,767,511
    • Issue date Sep 8, 2020
    • Pratt & Whitney Canada Corp.
    • Charles Litalien
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Bearing support assembly
    • Patent number 10,767,867
    • Issue date Sep 8, 2020
    • Raytheon Technologies Corporation
    • Todd A. Davis
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Composite piston ring seal for axially and circumferentially transl...
    • Patent number 10,760,500
    • Issue date Sep 1, 2020
    • Raytheon Technologies Corporation
    • Steven D. Porter
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Pressure balanced secondary seal
    • Patent number 10,655,487
    • Issue date May 19, 2020
    • Raytheon Technologies Corporation
    • Masayoshi Sonokawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Assembly for sealing a gap between components of a turbine engine
    • Patent number 10,598,036
    • Issue date Mar 24, 2020
    • United Technologies Corporation
    • Jorge I. Farah
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Compliant seal assembly and method of operating
    • Patent number 10,570,766
    • Issue date Feb 25, 2020
    • United Technologies Corporation
    • Jonathan Lemoine
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Seal arrangement for a turbomachine and process for the production...
    • Patent number 10,544,697
    • Issue date Jan 28, 2020
    • MTU Aero Engines AG
    • Siegfried Schmid
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Turbocharger with gas and liquid flow paths
    • Patent number 10,502,263
    • Issue date Dec 10, 2019
    • Garrett Transportation I Inc.
    • Daniel Wood
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Switching bleed valve for a gas turbine engine
    • Patent number 10,487,751
    • Issue date Nov 26, 2019
    • United Technologies Corporation
    • Enzo DiBenedetto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Anti-rotation shim seal
    • Patent number 10,450,882
    • Issue date Oct 22, 2019
    • United Technologies Corporation
    • Jeffrey D Ponchak
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Device for sealing between the coaxial shafts of a turbomachine
    • Patent number 10,316,676
    • Issue date Jun 11, 2019
    • SAFRAN AIRCRAFT ENGINES
    • Jonathan Boris Baptista
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Gas turbine engine clearance control
    • Patent number 10,253,644
    • Issue date Apr 9, 2019
    • United Technologies Corporation
    • Ryan Edward LeBlanc
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circumferential plenum for oil damper
    • Patent number 10,233,778
    • Issue date Mar 19, 2019
    • United Technologies Corporation
    • Daniel L. Gysling
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    TURBOCHARGER BEARING HOUSING
    • Publication number 20240392696
    • Publication date Nov 28, 2024
    • BorgWamer Inc.
    • Matthew Cooley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PISTON RING WITH INTEGRATED ANTI-ROTATION FEATURE
    • Publication number 20240344607
    • Publication date Oct 17, 2024
    • Pratt & Whitney Canada Corp.
    • Rabih Kassab
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GAS TURBINE ENGINE WITH CARBON/CARBON COMPOSITE PISTON SEAL
    • Publication number 20240175369
    • Publication date May 30, 2024
    • Calvin Jay Winder
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEAL ASSEMBLIES FOR TURBINE ENGINES AND RELATED METHODS
    • Publication number 20230287797
    • Publication date Sep 14, 2023
    • GENERAL ELECTRIC COMPANY
    • Antonio Guijarro Valencia
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    TURBINE ENGINE STATOR CONTROL VALVE COMPRISING A CONTINUOUS AND FRE...
    • Publication number 20230160314
    • Publication date May 25, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Joao Antonio AMORIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEALING STRUCTURE OF TURBOCHARGER AND TURBOCHARGER
    • Publication number 20220205382
    • Publication date Jun 30, 2022
    • MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    • Jain SAMBHAV
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PRESSURE REGULATED PISTON SEAL FOR A GAS TURBINE COMBUSTOR LINER
    • Publication number 20220128236
    • Publication date Apr 28, 2022
    • GENERAL ELECTRIC COMPANY
    • Jinjie Shi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BEARING COMPARTMENT SEAL CONFIGURATION FOR A GAS TURBINE ENGINE
    • Publication number 20200325788
    • Publication date Oct 15, 2020
    • United Technologies Corporation
    • Jonathan Logan Miller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE REGULATED PISTON SEAL FOR A GAS TURBINE COMBUSTOR LINER
    • Publication number 20200318831
    • Publication date Oct 8, 2020
    • GENERAL ELECTRIC COMPANY
    • Jinjie Shi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    REDUCED MASS INTERSHAFT SEAL ASSEMBLY FOR IMPROVED WEAR RATES
    • Publication number 20190211700
    • Publication date Jul 11, 2019
    • Rolls-Royce Corporation
    • John Munson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD AND DEVICE FOR PISTON SEAL ANTI-ROTATION
    • Publication number 20190145271
    • Publication date May 16, 2019
    • United Technologies Corporation
    • Christopher Treat
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SWITCHING BLEED VALVE FOR A GAS TURBINE ENGINE
    • Publication number 20190101061
    • Publication date Apr 4, 2019
    • United Technologies Corporation
    • Enzo DiBenedetto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL ASSEMBLY FOR A STATIC STRUCTURE OF A GAS TURBINE ENGINE
    • Publication number 20190093567
    • Publication date Mar 28, 2019
    • United Technologies Corporation
    • Grace E. Szymanski
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    TURBOCHARGER WITH GAS AND LIQUID FLOW PATHS
    • Publication number 20190048932
    • Publication date Feb 14, 2019
    • Garrett Transportation I Inc.
    • Daniel Wood
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FACE SEAL ARRANGEMENT
    • Publication number 20190040957
    • Publication date Feb 7, 2019
    • United Technologies Corporation
    • Jonathan L. Miller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD FOR ASSEMBLING A TURBOMACHINE, AND TURBOMACHINE
    • Publication number 20180320597
    • Publication date Nov 8, 2018
    • Siemens Aktiengesellschaft
    • Dieter Nass
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE REGULATED PISTON SEAL FOR A GAS TURBINE COMBUSTOR LINER
    • Publication number 20180306120
    • Publication date Oct 25, 2018
    • GENERAL ELECTRIC COMPANY
    • Jinjie Shi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    REDUCED FRICTION INTERSHAFT SEAL ASSEMBLY
    • Publication number 20180291815
    • Publication date Oct 11, 2018
    • Rolls-Royce Corporation
    • John Munson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPOSITE PISTON RING SEAL FOR AXIALLY AND CIRCUMFERENTIALLY TRAN...
    • Publication number 20180238240
    • Publication date Aug 23, 2018
    • United Technologies Corproation
    • Steven D. Porter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MID TURBINE FRAME INCLUDING A SEALED TORQUE BOX
    • Publication number 20180087406
    • Publication date Mar 29, 2018
    • United Technologies Corporation
    • Jeffrey J. Lienau
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    GAS TURBINE ENGINE SEALING ARRANGEMENT
    • Publication number 20180080335
    • Publication date Mar 22, 2018
    • United Technologies Corporation
    • Steven D. Porter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SHAFT SEAL MECHANISM
    • Publication number 20170350510
    • Publication date Dec 7, 2017
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Hidekazu UEHARA
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    CIRCUMFERENTIAL PLENUM FOR OIL DAMPER
    • Publication number 20170350273
    • Publication date Dec 7, 2017
    • United Technologies Corporation
    • Daniel L. Gysling
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FULL HOOP BLADE TRACK WITH INTERSTAGE COOLING AIR
    • Publication number 20170204737
    • Publication date Jul 20, 2017
    • Rolls-Royce Corporation
    • Bruce E. Varney
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    STATOR DEVICE FOR A CONTINUOUS-FLOW MACHINE WITH A HOUSING APPLIANC...
    • Publication number 20160376900
    • Publication date Dec 29, 2016
    • ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
    • Markus GOLLER
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SHIM TO MAINTAIN GAP DURING ENGINE ASSEMBLY
    • Publication number 20160298472
    • Publication date Oct 13, 2016
    • United Technologies Corporation
    • Anthony P. Cherolis
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    GAS TURBINE ENGINE SEALING ARRANGEMENT
    • Publication number 20160177763
    • Publication date Jun 23, 2016
    • United Technologies Corporation
    • Steven D. Porter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SEALING INTERFACE FOR A CASE OF A GAS TURBINE ENGINE
    • Publication number 20160146049
    • Publication date May 26, 2016
    • United Technologies Corporation
    • JONATHAN LEMOINE
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    GAS TURBINE ENGINE CLEARANCE CONTROL
    • Publication number 20160146033
    • Publication date May 26, 2016
    • United Technologies Corporation
    • Ryan Edward LeBlanc
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ASSEMBLY FOR SEALING A GAP BETWEEN COMPONENTS OF A TURBINE ENGINE
    • Publication number 20160032746
    • Publication date Feb 4, 2016
    • United Technologies Corporation
    • Decari S. Jenkins
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...