TREA

Axial sealings for working fluid

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  • F04C15/0023
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00

Current Industry

F04C15/0023Axial sealings for working fluid
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Screw pump
    • Patent number 12,158,148
    • Issue date Dec 3, 2024
    • NETZSCH Pumpen & Systeme GmbH
    • Eduardo Nuss
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll pump having a biasing apparatus for axially movable fixed an...
    • Patent number 12,049,891
    • Issue date Jul 30, 2024
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump with a multi-layered bead gasket
    • Patent number 12,031,629
    • Issue date Jul 9, 2024
    • Schwabische Huttenwerke Automotive GmbH
    • Uwe Meinig
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary pump with axial compensation, outlet gasket for a pump and p...
    • Patent number 12,000,391
    • Issue date Jun 4, 2024
    • Schwabische Huttenwerke Automotive GmbH
    • Claus Welte
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Screw spindle pump
    • Patent number 11,852,141
    • Issue date Dec 26, 2023
    • LEISTRITZ PUMPEN GMBH
    • Jürgen Metz
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pump comprising an axially acting spring gasket
    • Patent number 11,808,263
    • Issue date Nov 7, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Claus Welte
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor structure
    • Patent number 11,795,947
    • Issue date Oct 24, 2023
    • CH Creative Co., Ltd.
    • Jui-Cheng Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump with axial compensation, outlet gasket for a pump and p...
    • Patent number 11,746,780
    • Issue date Sep 5, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Claus Welte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing arrangement
    • Patent number 11,668,300
    • Issue date Jun 6, 2023
    • TOCIRCLE INDUSTRIES AS
    • Arne Høeg
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane cell pump
    • Patent number 11,603,838
    • Issue date Mar 14, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Uwe Meinig
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump apparatus
    • Patent number 11,542,941
    • Issue date Jan 3, 2023
    • TCS Micropumps Limited
    • Richard Weatherley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump having housing with seal portion
    • Patent number 11,519,406
    • Issue date Dec 6, 2022
    • AISIN CORPORATION
    • Atsuo Isoda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw spindle pump having a stop surface axially adjacent to an end...
    • Patent number 11,486,392
    • Issue date Nov 1, 2022
    • LEISTRITZ PUMPEN GMBH
    • Ralf Richter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane cell pump comprising a pressure equalization connection
    • Patent number 11,434,906
    • Issue date Sep 6, 2022
    • Schwabische Huttenwerke Automotive GmbH
    • Tobias Iser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealed drive for connecting progressive cavity pump rotors to unive...
    • Patent number 11,371,502
    • Issue date Jun 28, 2022
    • Graco Minnesota Inc.
    • David M. Muckley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cartridge vane pump and pump device
    • Patent number 11,231,033
    • Issue date Jan 25, 2022
    • KYB Corporation
    • Masamichi Sugihara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump comprising a spring
    • Patent number 11,143,181
    • Issue date Oct 12, 2021
    • Schwabische Huttenwerke Automotive GmbH
    • Claus Welte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump and system for supplying a consumer
    • Patent number 11,098,714
    • Issue date Aug 24, 2021
    • HANON SYSTEMS EFP DEUTSCHLAND GMBH
    • Ante Bodrozic
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid transmission device
    • Patent number 11,060,519
    • Issue date Jul 13, 2021
    • Gene-Huang Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Connection assembly with feed pump and elastic element
    • Patent number 11,022,113
    • Issue date Jun 1, 2021
    • Robert Bosch GmbH
    • Michael Sauter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary piston pump with a piston formed by a plurality of plates fi...
    • Patent number 10,982,671
    • Issue date Apr 20, 2021
    • Hugo Vogelsang Maschinenbau GmbH
    • Thomas Hinners
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump seal
    • Patent number 10,935,026
    • Issue date Mar 2, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Luke Cavil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump drive for conveying a reducing agent for motor vehicle exhaust...
    • Patent number 10,920,771
    • Issue date Feb 16, 2021
    • Bühler Motor GmbH
    • Karl-Heinz Böhm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Elastic containment assembly for a pump
    • Patent number 10,724,519
    • Issue date Jul 28, 2020
    • FLUID-O-TECH S.R.L.
    • Vittorio Andreis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having sound isolation feature
    • Patent number 10,570,901
    • Issue date Feb 25, 2020
    • Emerson Climate Technologies, Inc.
    • Robert C. Stover
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Compressor having sound isolation feature
    • Patent number 10,544,786
    • Issue date Jan 28, 2020
    • Emerson Climate Technologies, Inc.
    • Robert C. Stover
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump seal
    • Patent number 10,519,951
    • Issue date Dec 31, 2019
    • Hamilton Sundstrand Corporation
    • Luke Cavil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Seal arrangement for a switchable vane cell pump of cartridge design
    • Patent number 10,458,406
    • Issue date Oct 29, 2019
    • Magna Powertrain Bad Homburg GmbH
    • Andreas Müller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane cell machine
    • Patent number 10,415,565
    • Issue date Sep 17, 2019
    • Danfoss A/S
    • Erik Haugaard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane cell machine with centric bore in ring insert in side wall
    • Patent number 10,352,322
    • Issue date Jul 16, 2019
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Hydraulic Gear Pump with Hydrostatic Shaft Bearing and Isolated Cas...
    • Publication number 20240309867
    • Publication date Sep 19, 2024
    • Parker-Hannifin Corporation
    • Dale E. Vanderlaan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gear Pump
    • Publication number 20240254988
    • Publication date Aug 1, 2024
    • NIDEC GPM GmbH
    • Franz PAWELLEK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND APPARATUS FOR AN END SEAL FOR INCREASING EFFICIENCY OF A...
    • Publication number 20240133376
    • Publication date Apr 25, 2024
    • LEX SUBMERSIBLE PUMPS FZE Company
    • ANTON Shakirov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW SPINDLE PUMP
    • Publication number 20230184245
    • Publication date Jun 15, 2023
    • LEISTRITZ PUMPEN GMBH
    • Jürgen METZ
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BEAD GASKET
    • Publication number 20220186834
    • Publication date Jun 16, 2022
    • Schwäbische Hüttenwerke Automotive GmbH
    • Uwe Meinig
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PUMP WITH AXIAL COMPENSATION, OUTLET GASKET FOR A PUMP AND P...
    • Publication number 20220145884
    • Publication date May 12, 2022
    • SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
    • Claus WELTE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR STRUCTURE
    • Publication number 20220120273
    • Publication date Apr 21, 2022
    • CH CREATIVE CO., LTD.
    • JUI-CHENG CHANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP COMPRISING AN AXIALLY ACTING SPRING GASKET
    • Publication number 20210404466
    • Publication date Dec 30, 2021
    • SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
    • Claus WELTE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    OIL PUMP
    • Publication number 20210164469
    • Publication date Jun 3, 2021
    • AISIN SEIKI KABUSHIKI KAISHA
    • Atsuo ISODA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Apparatus
    • Publication number 20210108635
    • Publication date Apr 15, 2021
    • TCS Micropumps Limited
    • Richard Weatherley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP
    • Publication number 20190301452
    • Publication date Oct 3, 2019
    • KYB Corporation
    • Koichiro AKATSUKA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE PUMP SEAL
    • Publication number 20190024659
    • Publication date Jan 24, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Luke Cavil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP COMPRISING A SPRING
    • Publication number 20180372097
    • Publication date Dec 27, 2018
    • SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
    • Claus Welte
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PUMP DRIVE FOR CONVEYING A REDUCING AGENT FOR MOTOR VEHICLE EXHAUST...
    • Publication number 20180340533
    • Publication date Nov 29, 2018
    • Bühler Motor GmbH
    • Karl-Heinz Böhm
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VANE PUMP
    • Publication number 20180306182
    • Publication date Oct 25, 2018
    • KYB Corporation
    • Yoshiyuki MAKI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CARTRIDGE VANE PUMP
    • Publication number 20180252212
    • Publication date Sep 6, 2018
    • KYB Corporation
    • Yoshiyuki MAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP SEAL
    • Publication number 20180187677
    • Publication date Jul 5, 2018
    • Hamilton Sundstrand Corporation
    • Luke Cavil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP AND SYSTEM FOR SUPPLYING A CONSUMER
    • Publication number 20180180045
    • Publication date Jun 28, 2018
    • Magna Powertrain Bad Homburg GmbH
    • Ante BODROZIC
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEAL ARRANGEMENT FOR A SWITCHABLE VANE CELL PUMP OF CARTRIDGE DESIGN
    • Publication number 20170260979
    • Publication date Sep 14, 2017
    • Magna Powertrain Bad Homburg GmbH
    • Andreas MÜLLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELASTIC CONTAINMENT ASSEMBLY FOR A PUMP
    • Publication number 20170254329
    • Publication date Sep 7, 2017
    • FLUID-O-TECH S.R.L.
    • Vittorio Andreis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TROCHOID PUMP FOR TRANSFERRING HIGH-VISCOSITY LIQUID UNDER HIGH PRE...
    • Publication number 20170002810
    • Publication date Jan 5, 2017
    • SHINHANG CO., LTD.
    • Hee Kyun KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP OR MOTOR
    • Publication number 20160290336
    • Publication date Oct 6, 2016
    • Shimadzu Corporation
    • KAZUMA MURATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE CELL MACHINE
    • Publication number 20160230757
    • Publication date Aug 11, 2016
    • Danfoss A/S
    • Erik Haugaard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE WITH AXIAL SEAL
    • Publication number 20150345492
    • Publication date Dec 3, 2015
    • SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
    • Emin Ahmeti
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY MACHINE
    • Publication number 20150315913
    • Publication date Nov 5, 2015
    • Broatch Peter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT VANE PUMP
    • Publication number 20150252802
    • Publication date Sep 10, 2015
    • Hitachi Automotive Systems Steering, Ltd.
    • Hiroki IMANAGA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPACT STRUCTURE OF GEAR PUMP DESIGNED TO MINIMIZE LOSS OF PUMPING...
    • Publication number 20150152865
    • Publication date Jun 4, 2015
    • DENSO CORPORATION
    • Takashi HASHIBA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH PRESSURIZED OIL BALANCE PISTON
    • Publication number 20150037192
    • Publication date Feb 5, 2015
    • Trane International Inc.
    • Scott Joseph Smerud
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20150010419
    • Publication date Jan 8, 2015
    • Magna Powertrain Bad Homburg GmbH
    • Ludger Holtmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Internal Gear Pump
    • Publication number 20140377114
    • Publication date Dec 25, 2014
    • Norbert Alaze
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...