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balancing pistons

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  • F04D29/0516
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D29/00Details, component parts, or accessories

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F04D29/0516balancing pistons
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Balancing and sealing piston, and associated cooling circuit and me...
    • Patent number 12,152,604
    • Issue date Nov 26, 2024
    • Thermodyn SAS
    • Benjamin Defoy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor configured to control pressure against magnetic motor th...
    • Patent number 11,603,853
    • Issue date Mar 14, 2023
    • Carrier Corporation
    • Vishnu M. Sishtla
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor or turbine with back-disk seal and vent
    • Patent number 11,377,954
    • Issue date Jul 5, 2022
    • Garrett Transportation I Inc.
    • James W. Reyenga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Balancing system and method for turbomachine
    • Patent number 11,353,036
    • Issue date Jun 7, 2022
    • Nuovo Pignone Tecnologie Srl
    • Luca Scarbolo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Single-stage compressor with thrust load suppression section
    • Patent number 11,286,943
    • Issue date Mar 29, 2022
    • Garrett Transportation I Inc.
    • Milan Nejedly
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo-compressor and method of operating a turbo-compressor
    • Patent number 11,136,986
    • Issue date Oct 5, 2021
    • Nuovo Pignone Tecnologie Srl
    • Matteo Dozzini
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compressor
    • Patent number 10,876,535
    • Issue date Dec 29, 2020
    • Mitsubishi Heavy Industries Compressor Corporation
    • Hideki Nagao
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbomachine with a balance drum and sleeve arrangement and method
    • Patent number 10,816,006
    • Issue date Oct 27, 2020
    • Nuovo Pignone SRL
    • Fabrizio Milone
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo compressor
    • Patent number 10,605,251
    • Issue date Mar 31, 2020
    • LG Electronics Inc.
    • Junchul Oh
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electrically heated balance piston seal
    • Patent number 10,584,709
    • Issue date Mar 10, 2020
    • Dresser-Rand Company
    • David J. Peer
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Multistage centrifugal pump with shaft hydraulic force compensation
    • Patent number 10,495,099
    • Issue date Dec 3, 2019
    • Grundfos Holding a/s
    • Erik Bundesen Svarre
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan-cooled electrical machine with axial thrust compensation
    • Patent number 10,218,245
    • Issue date Feb 26, 2019
    • Nuovo Pignone Srl
    • Ilia Oxman
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Pump for the conveyance of a fluid with varying viscosity
    • Patent number 10,215,185
    • Issue date Feb 26, 2019
    • SULZER MANAGEMENT AG
    • Thomas Felix
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Heat shield for pressure casing
    • Patent number 10,208,768
    • Issue date Feb 19, 2019
    • Dresser-Rand Company
    • David J. Peer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 10,197,063
    • Issue date Feb 5, 2019
    • Mitsubishi Heavy Industries Compressor Corporation
    • Akihiro Nakaniwa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Geared centrifugal compressor with pressure adjustment portion to b...
    • Patent number 10,145,381
    • Issue date Dec 4, 2018
    • Mitsubishi Heavy Industries Compressor Corporation
    • Hiroyuki Miyata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Load-relieving device
    • Patent number 10,094,388
    • Issue date Oct 9, 2018
    • KSB Aktiengesellschaft
    • Thomas Keller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Porous media ventless seal
    • Patent number 10,030,666
    • Issue date Jul 24, 2018
    • New Way Machine Components, Inc.
    • Andrew J. Devitt
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Balance piston seal centering
    • Patent number 10,012,234
    • Issue date Jul 3, 2018
    • Dresser-Rand Company
    • David J. Peer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Balance piston for multiphase fluid processing
    • Patent number 9,989,064
    • Issue date Jun 5, 2018
    • OneSubsea IP UK Limited
    • Knut Harald Klepsvik
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with thrust balancing and method thereof
    • Patent number 9,938,983
    • Issue date Apr 10, 2018
    • Thermodyn SAS
    • Benjamin Stalder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having hollow shaft
    • Patent number 9,879,690
    • Issue date Jan 30, 2018
    • Dresser-Rand Company
    • Daniel J. Griffin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo engine with improved compensating piston gasket
    • Patent number 9,494,165
    • Issue date Nov 15, 2016
    • MAN Diesel & Turbo SE
    • Alfred Markwalder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal compressor
    • Patent number 8,814,499
    • Issue date Aug 26, 2014
    • Korea Fluid Machinery Co., Ltd.
    • Chun Kyung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial thrust offloading device
    • Patent number 8,266,901
    • Issue date Sep 18, 2012
    • Voith Patent GmbH
    • Hans Schirle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compact shaft support device for turbomachines
    • Patent number 8,061,970
    • Issue date Nov 22, 2011
    • Dresser-Rand Company
    • William C. Maier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas turbine engines seal assembly and methods of assembling the same
    • Patent number 7,363,762
    • Issue date Apr 29, 2008
    • General Electric Company
    • Julius John Montgomery
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo-compressor
    • Patent number 6,517,311
    • Issue date Feb 11, 2003
    • Atlas Copco Energas GmbH
    • Richard Funke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blower for use in particle contaminated environments
    • Patent number 4,878,805
    • Issue date Nov 7, 1989
    • Sundstrand Corporation
    • Behzad Hagshenas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lubricating and sealing liquid for a high pressure compressor
    • Patent number 3,960,245
    • Issue date Jun 1, 1976
    • Gutehoffnungshutte Sterkrade Aktiengesellschaft
    • Hellmut Weinrich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR COMPRESSING APPARATUS WITH BEARING WEAR-CAUSING THRUST REDUCING...
    • Publication number 20230037793
    • Publication date Feb 9, 2023
    • TURBOWIN CO., LTD.
    • Minsoo KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BALANCING AND SEALING PISTON, AND ASSOCIATED COOLING CIRCUIT AND ME...
    • Publication number 20210404483
    • Publication date Dec 30, 2021
    • THERMODYN SAS
    • Benjamin DEFOY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR CONFIGURED TO CONTROL PRESSURE AGAINST MAGNETIC MOTOR TH...
    • Publication number 20210254627
    • Publication date Aug 19, 2021
    • Carrier Corporation
    • Vishnu M. Sishtla
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBINE AND THRUST LOAD ADJUSTING METHOD
    • Publication number 20210215046
    • Publication date Jul 15, 2021
    • Toshiba Energy Systems & Solutions Corporation
    • Tsuguhisa TASHIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BALANCING SYSTEM AND METHOD FOR TURBOMACHINE
    • Publication number 20190170152
    • Publication date Jun 6, 2019
    • Nuovo Pignone Tecnologie S.r.l.
    • Luca SCARBOLO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    THRUST BEARING AS A SEAL
    • Publication number 20190049019
    • Publication date Feb 14, 2019
    • New Way Machine Components, Inc.
    • Andrew J. Devitt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TURBOMACHINE WITH A BALANCE DRUM AND SLEEVE ARRANGEMENT AND METHOD
    • Publication number 20180266428
    • Publication date Sep 20, 2018
    • Nuovo Pignone Tecnologie S.r.l.
    • Fabrizio MILONE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBINE ENGINE EJECTOR THROAT CONTROL
    • Publication number 20180045074
    • Publication date Feb 15, 2018
    • GENERAL ELECTRIC COMPANY
    • Nishant Kumar SINHA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRICALLY HEATED BALANCE PISTON SEAL
    • Publication number 20170022999
    • Publication date Jan 26, 2017
    • Dresser-Rand Company
    • David J. Peer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BALANCE PISTON WITH A SEALING MEMBER
    • Publication number 20170002825
    • Publication date Jan 5, 2017
    • Dresser-Rand Company
    • James M. Sorokes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BALANCE PISTON SEAL CENTERING
    • Publication number 20160281729
    • Publication date Sep 29, 2016
    • Dresser-Rand Company
    • David J. Peer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBO COMPRESSOR AND TURBO CHILLER USING SAME
    • Publication number 20160061210
    • Publication date Mar 3, 2016
    • Mitsubishi Heavy Industries, Ltd.
    • Yasushi HASEGAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH THRUST BALANCING AND METHOD THEREOF
    • Publication number 20150308443
    • Publication date Oct 29, 2015
    • THERMODYN SAS
    • Benjamin STALDER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR
    • Publication number 20140050575
    • Publication date Feb 20, 2014
    • Korea Fluid Machinery Co., LTD.
    • ChunKyung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC THRUST BALANCING FOR CENTRIFUGAL COMPRESSORS
    • Publication number 20130115042
    • Publication date May 9, 2013
    • Gabriele Mariotti
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRAL COMPRESSOR-EXPANDER
    • Publication number 20130091869
    • Publication date Apr 18, 2013
    • SAMSUNG TECHWIN CO., LTD.
    • Patrice Bardon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBOMACHINE HAVING A COMPENSATING PISTON
    • Publication number 20110286835
    • Publication date Nov 24, 2011
    • Patrick Van Der Span
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BALANCE DRUM CONFIGURATION FOR COMPRESSOR ROTORS
    • Publication number 20110280742
    • Publication date Nov 17, 2011
    • Denis Guillaume Jean GUENARD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR
    • Publication number 20110255963
    • Publication date Oct 20, 2011
    • Chun Kyung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM FOR CONTROLLING THE THRUST AFFECTING A SHAFT
    • Publication number 20110129331
    • Publication date Jun 2, 2011
    • General Electric Company
    • James E. Olson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Turbo engine with improved compensating piston gasket
    • Publication number 20100322765
    • Publication date Dec 23, 2010
    • Man Diesel & Turbo SE
    • Alfred Markwalder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPACT SHAFT SUPPORT DEVICE FOR TURBOMACHINES
    • Publication number 20100183438
    • Publication date Jul 22, 2010
    • DRESSER-RAND CO.
    • William C. Maier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL THRUST OFFLOADING DEVICE
    • Publication number 20090074561
    • Publication date Mar 19, 2009
    • VOITH PATENT GmbH
    • Hans Schirle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Methods and apparatuses for gas turbine engines
    • Publication number 20070110566
    • Publication date May 17, 2007
    • General Electric Company
    • Julius John Montgomery
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Turbo-compressor
    • Publication number 20010022940
    • Publication date Sep 20, 2001
    • Richard Funke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...