of leakage having past a seal

Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing system for ocean power generation equipment

    • Patent number 12,136,864
    • Issue date Nov 5, 2024
    • HANGZHOU LHD INSTITUTE OF NEW ENERGY, LLC
    • Fuwei Zhu
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Hydroturbine runner crown with balancing slots

    • Patent number 11,719,214
    • Issue date Aug 8, 2023
    • GE RENEWABLE TECHNOLOGIES
    • Laurent Bornard
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Nacelle having liquid retaining properties

    • Patent number 11,668,274
    • Issue date Jun 6, 2023
    • ADWEN GMBH
    • Elmar Taubenrauch
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Water pump

    • Patent number 11,598,346
    • Issue date Mar 7, 2023
    • AISIN CORPORATION
    • Itsuro Hashiguchi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Shaft seal

    • Patent number 11,274,675
    • Issue date Mar 15, 2022
    • Plasticair Inc.
    • Paul Sixsmith
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Pump seal leakage detection system

    • Patent number 10,948,375
    • Issue date Mar 16, 2021
    • Grundfos Holding a/s
    • Steen Mikkelsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Shaft seal device and vertical pump with this shaft seal device

    • Patent number 10,655,632
    • Issue date May 19, 2020
    • Ebara Corporation
    • Yasushi Kawai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pump

    • Patent number 10,393,140
    • Issue date Aug 27, 2019
    • TBK Co., Ltd.
    • Makoto Osawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Wind turbine with oil lubrication

    • Patent number 9,903,345
    • Issue date Feb 27, 2018
    • XEMC Darwind B.V.
    • Jan Willem Pasteuning
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Water pump and method for producing water pump

    • Patent number 9,810,240
    • Issue date Nov 7, 2017
    • Hitachi Automotive Systems, Ltd.
    • Yusuke Furusawa
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Water pump

    • Patent number 9,777,740
    • Issue date Oct 3, 2017
    • Aisin Seiki Kabushiki Kaisha
    • Atsushi Chiba
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electric water pump motor casing

    • Patent number 9,726,182
    • Issue date Aug 8, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Hirofumi Kanazawa
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Water pump

    • Patent number 9,719,522
    • Issue date Aug 1, 2017
    • Aisin Seiki Kabushiki Kaisha
    • Junya Yamamoto
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Submersible pump

    • Patent number 9,234,523
    • Issue date Jan 12, 2016
    • Grundfos Management A/S
    • Poul Johannes Henning
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electric pump for vehicle

    • Patent number 8,764,417
    • Issue date Jul 1, 2014
    • Hyundai Motor Company
    • Chi Myung Kim
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Water pump

    • Patent number 8,419,353
    • Issue date Apr 16, 2013
    • Aisin Seiki Kabushiki Kaisha
    • Takayuki Hotta
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Turbine runner with reduced leakage of servo-oil

    • Patent number 8,192,164
    • Issue date Jun 5, 2012
    • VA Tech Hydro GmbH
    • Carsten D. Herrmann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Water pump

    • Patent number 7,704,040
    • Issue date Apr 27, 2010
    • Aisin Seiki Kabushiki Kaisha
    • Shuhei Yamazaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water pump

    • Patent number 7,396,215
    • Issue date Jul 8, 2008
    • Aisin Seiki Kabushiki Kaisha
    • Yasuo Ozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit and method for operating a pump unit

    • Patent number 7,264,450
    • Issue date Sep 4, 2007
    • Grundfos A/S
    • Jorgen Christensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal combustion engine combination with direct camshaft driven...

    • Patent number 7,047,914
    • Issue date May 23, 2006
    • Litens Automotive
    • Jacek S. Komorowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water pump with a hollow shaft, seal, and drain opening therein

    • Patent number 6,960,066
    • Issue date Nov 1, 2005
    • Aisin Seiki Kabushiki Kaisha
    • Yojiro Koga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal combustion engine combination with direct camshaft driven...

    • Patent number 6,863,035
    • Issue date Mar 8, 2005
    • Litens Automotive
    • Jacek S. Komorowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water pump apparatus

    • Patent number 6,638,015
    • Issue date Oct 28, 2003
    • Aisin Seiki Kabushiki Kaisha
    • Yasuo Ozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Feed device for a motor vehicle and reservoir for a feed device

    • Patent number 6,616,425
    • Issue date Sep 9, 2003
    • Siemens Aktiengesellschaft
    • Rainer Kober
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal combustion engine combination with direct camshaft driven...

    • Patent number 6,588,381
    • Issue date Jul 8, 2003
    • Litens Automotive
    • Jacek S. Komorowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water pump

    • Patent number 6,561,756
    • Issue date May 13, 2003
    • Aisin Seiki Kabushiki Kaisha
    • Yasuo Ozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cooling water pump

    • Patent number 6,446,699
    • Issue date Sep 10, 2002
    • TCG Unitech Aktiengesellschaft
    • Martin Schober
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump

    • Patent number 6,431,826
    • Issue date Aug 13, 2002
    • TCG Unitech Aktiengesellschaft
    • Martin Schober
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    End bell cover for water pump motor

    • Patent number 6,379,128
    • Issue date Apr 30, 2002
    • Dan Dietrich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SLIDING COMPONENT

    • Publication number 20200332901
    • Publication date Oct 22, 2020
    • Tadatsugu IMURA
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Shaft Seal

    • Publication number 20170363102
    • Publication date Dec 21, 2017
    • Plasticair Inc.
    • Paul Sixsmith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP

    • Publication number 20170108002
    • Publication date Apr 20, 2017
    • TBK CO., LTD.
    • Makoto Osawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER PUMP

    • Publication number 20140294631
    • Publication date Oct 2, 2014
    • DENSO CORPORATION
    • Hirofumi Kanazawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER PUMP

    • Publication number 20140169942
    • Publication date Jun 19, 2014
    • AISIN SEIKI KABUSHIKI KAISHA
    • Junya Yamamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Wind turbine with oil lubrication

    • Publication number 20130280039
    • Publication date Oct 24, 2013
    • XEMC Darwind B.V.
    • Jan Willem Pasteuning
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SUBMERSIBLE PUMP

    • Publication number 20130089420
    • Publication date Apr 11, 2013
    • Poul Johannes Henning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER PUMP

    • Publication number 20130064648
    • Publication date Mar 14, 2013
    • AISIN SEIKI KABUSHIKI KAISHA
    • Atsushi Chiba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVETRAIN AND METHOD FOR LUBRICATING BEARING IN WIND TURBINE

    • Publication number 20120141270
    • Publication date Jun 7, 2012
    • GENERAL ELECTRIC COMPANY
    • Adam Daniel Minadeo
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Water Pump

    • Publication number 20120134789
    • Publication date May 31, 2012
    • Hitachi Automotive Systems, Ltd.
    • Shingo MURAKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC PUMP FOR VEHICLE

    • Publication number 20120121448
    • Publication date May 17, 2012
    • Kia Motors Corporation
    • Chi Myung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ACTIVE SEALING-DRAINING DEVICE

    • Publication number 20110138963
    • Publication date Jun 16, 2011
    • Klaus PISCHEL
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    WATER PUMP HAVING A RESERVOIR

    • Publication number 20100294216
    • Publication date Nov 25, 2010
    • PERKINS ENGINES COMPANY LIMITED
    • Ivor Keene
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER PUMP

    • Publication number 20080112792
    • Publication date May 15, 2008
    • Aisin Seiki Kabushiki Kaisha
    • Takayuki Hotta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Turbine Runner With Reduced Leakage Of Servo Oil

    • Publication number 20080095617
    • Publication date Apr 24, 2008
    • VA TECH HYDRO GmbH & Co.
    • Carsten D. Herrmann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Water pump

    • Publication number 20070025844
    • Publication date Feb 1, 2007
    • Aisin Seiki Kabushiki Kaisha
    • Shuhei Yamazaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Motor assembly with water control features

    • Publication number 20060123999
    • Publication date Jun 15, 2006
    • Siemens VDO Automotive Inc.
    • Eric Raymond Bartlett
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Water pump

    • Publication number 20050238511
    • Publication date Oct 27, 2005
    • Aisin Seiki Kabushiki Kaisha
    • Yasuo Ozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method for operating a motor pump

    • Publication number 20040052645
    • Publication date Mar 18, 2004
    • Jorgen Christensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Water pump

    • Publication number 20030175133
    • Publication date Sep 18, 2003
    • Aisin Seiki Kabushiki Kaisha
    • Yojiro Koga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Internal combustion engine combination with direct camshaft driven...

    • Publication number 20030029393
    • Publication date Feb 13, 2003
    • LITENS AUTOMOTIVE
    • Jacek S. Komorowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Internal combustion engine combination with direct camshaft driven...

    • Publication number 20030029392
    • Publication date Feb 13, 2003
    • LITENS AUTOMOTIVE
    • Jacek S. Komorowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Water pump apparatus

    • Publication number 20020136633
    • Publication date Sep 26, 2002
    • Yasuo Ozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Internal combustion engine combination with direct camshaft driven...

    • Publication number 20020108588
    • Publication date Aug 15, 2002
    • LITENS AUTOMOTIVE
    • Jacek S. Komorowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Feed device for a motor vehicle and reservoir for a feed device

    • Publication number 20020085934
    • Publication date Jul 4, 2002
    • Rainer Kober
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Water pump

    • Publication number 20020034438
    • Publication date Mar 21, 2002
    • Yasuo Ozawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...