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Shaft sealings specially adapted for pumps

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  • F04C27/009
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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 F04C27/00Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids

Current Industry

F04C27/009Shaft sealings specially adapted for pumps
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SCREW COMPRESSOR WITH MULTI-LAYERED COATING OF THE ROTOR SCREWS
    • Publication number 20240309869
    • Publication date Sep 19, 2024
    • KAESER KOMPRESSOREN SE
    • Andreas Foerster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    UNIVERSAL PUMP BRACKET
    • Publication number 20240102471
    • Publication date Mar 28, 2024
    • VIKING PUMP, INC.
    • Justin PIERCE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MECHANICAL SEAL ASSEMBLY WITH DOUBLE-SEALING PROPERTIES AND LOW PRE...
    • Publication number 20230407868
    • Publication date Dec 21, 2023
    • FSI North America, Inc.
    • William HAYWOOD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-DRIVEN SCROLL ELECTRIC COMPRESSOR
    • Publication number 20230392599
    • Publication date Dec 7, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Yuya HATTORI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20230323879
    • Publication date Oct 12, 2023
    • Leybold GmbH
    • Dirk Schiller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR WITH MULTI-LAYERED COATING OF THE ROTOR SCREWS
    • Publication number 20230258180
    • Publication date Aug 17, 2023
    • KAESER KOMPRESSOREN SE
    • Andreas Foerster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SUPERCHARGER
    • Publication number 20230212976
    • Publication date Jul 6, 2023
    • Eaton Intelligent Power Limited
    • Daniel R. Ouwenga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL PUMP
    • Publication number 20230184251
    • Publication date Jun 15, 2023
    • Edwards Limited
    • Nigel Paul Schofield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DAMPING SYSTEM FOR COMPRESSOR
    • Publication number 20230175511
    • Publication date Jun 8, 2023
    • Johnson Controls Tyco IP Holdings LLP
    • Joseph Woodrow Pillis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DEVICE FOR RECIRCULATING AN AT LEAST PARTIALLY GASEOUS COMPOSITION...
    • Publication number 20230013325
    • Publication date Jan 19, 2023
    • BUSCH PRODUKTIONS GMBH
    • Théo Bilger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ROUGH-VACUUM PUMP OF DRY TYPE
    • Publication number 20220120279
    • Publication date Apr 21, 2022
    • PFEIFFER VACUUM
    • Paul DECORDE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL-FREE WATER-INJECTED SCREW AIR COMPRESSOR
    • Publication number 20220003234
    • Publication date Jan 6, 2022
    • Jairam VARADARAJ
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VOLUMETRIC MACHINE LIKE A COMPRESSOR, EXPANDER, PUMP OR THE LIKE FO...
    • Publication number 20210396229
    • Publication date Dec 23, 2021
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Bjorn VERRELST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    High Suction Pressure Single Screw Compressor with Thrust Balancing...
    • Publication number 20210396230
    • Publication date Dec 23, 2021
    • VILTER MANUFACTURING LLC
    • Jean-Louis Picouet
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL TYPE DEVICE HAVING LIQUID COOLING THROUGH IDLER SHAFTS
    • Publication number 20210071669
    • Publication date Mar 11, 2021
    • Air Squared, Inc.
    • Bryce R. Shaffer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20210054843
    • Publication date Feb 25, 2021
    • PFEIFFER VACUUM
    • Stephane CROCHET
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MACHINE FOR AIRCRAFT AND METHOD
    • Publication number 20210048026
    • Publication date Feb 18, 2021
    • Pratt & Whitney Canada Corp.
    • Dana TOMESCU
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Screw Compressor
    • Publication number 20200378385
    • Publication date Dec 3, 2020
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kotaro CHIBA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200248691
    • Publication date Aug 6, 2020
    • LG ELECTRONICS INC.
    • IL Young PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Screw Compressor with Multi-layered Coating of the Rotor Screws
    • Publication number 20200240411
    • Publication date Jul 30, 2020
    • KAESER KOMPRESSOREN SE
    • Andreas Foerster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID RING VACUUM PUMP
    • Publication number 20200141410
    • Publication date May 7, 2020
    • EBARA CORPORATION
    • Hiroyuki KAWASAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SUPERCHARGER
    • Publication number 20200102881
    • Publication date Apr 2, 2020
    • Eaton Intelligent Power Limited
    • Daniel R. Ouwenga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP SEALING
    • Publication number 20190368489
    • Publication date Dec 5, 2019
    • Edwards Limited
    • Nigel Paul Schofield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Bushing
    • Publication number 20190316584
    • Publication date Oct 17, 2019
    • Emerson Climate Technologies, Inc.
    • Mikhail A. ANTIMONOV
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH SUCTION PRESSURE SINGLE SCREW COMPRESSOR WITH THRUST BALANCING...
    • Publication number 20190195226
    • Publication date Jun 27, 2019
    • VILTER MANUFACTURING LLC
    • Jean-Louis Picouet
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSION DEVICE
    • Publication number 20190072093
    • Publication date Mar 7, 2019
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Masahiro Tajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER LUBRICATION AIR COMPRESSION SYSTEM
    • Publication number 20190032663
    • Publication date Jan 31, 2019
    • FU SHENG INDUSTRIAL CO., LTD.
    • Min-Jen Tsai
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    OIL-FREE SCREW COMPRESSOR
    • Publication number 20190024663
    • Publication date Jan 24, 2019
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Mio INAZAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20180340535
    • Publication date Nov 29, 2018
    • Leybold GmbH
    • Peter BIRCH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Compressor With Oil Management System
    • Publication number 20180335036
    • Publication date Nov 22, 2018
    • Emerson Climate Technologies, Inc.
    • Masao AKEI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...