Pistons

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OIL PUMP FOR GAS TURBINE ENGINE AND ASSOCIATED METHOD OF PUMPING OIL

    • Publication number 20240352890
    • Publication date Oct 24, 2024
    • Pratt & Whitney Canada Corp.
    • Dave MENHEERE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Flexible Manifold for Reciprocating Pump

    • Publication number 20240254986
    • Publication date Aug 1, 2024
    • Halliburton Energy Services, Inc.
    • Joseph A. BEISEL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID...

    • Publication number 20240218864
    • Publication date Jul 4, 2024
    • KERR MACHINE CO.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID...

    • Publication number 20240209845
    • Publication date Jun 27, 2024
    • KERR MACHINE CO.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID...

    • Publication number 20240175433
    • Publication date May 30, 2024
    • KERR MACHINE CO.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    REMOVABLE PISTON ROD SLEEVE FOR FLUID PUMP

    • Publication number 20240167471
    • Publication date May 23, 2024
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID...

    • Publication number 20240068455
    • Publication date Feb 29, 2024
    • KERR MACHINE CO.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    REMOVABLE PISTON ROD SLEEVE FOR FLUID PUMP

    • Publication number 20230383746
    • Publication date Nov 30, 2023
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20230287882
    • Publication date Sep 14, 2023
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SYSTEM AND METHOD FOR SEALING FLUID PASSAGES IN RECIPROCATING ENGINE

    • Publication number 20230279846
    • Publication date Sep 7, 2023
    • INNIO Waukesha Gas Engines Inc.
    • Julian R. Knudsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FRACTURING PUMP WITH IN-LINE FLUID END

    • Publication number 20230193884
    • Publication date Jun 22, 2023
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20230116452
    • Publication date Apr 13, 2023
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT PRESSURIZING/DEPRESSURIZING PUMP

    • Publication number 20230091943
    • Publication date Mar 23, 2023
    • ADVICS CO., LTD.
    • Tomoo HARADA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    REMOVABLE PISTON ROD SLEEVE FOR FLUID PUMP

    • Publication number 20230053004
    • Publication date Feb 16, 2023
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RADIAL PISTON HYDRAULIC DEVICE DISTRIBUTED BY PILOT OPERATED CHECK...

    • Publication number 20230042317
    • Publication date Feb 9, 2023
    • Huaqiao University
    • Tong GUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20220372972
    • Publication date Nov 24, 2022
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RADIAL RECIPROCATING ENGINE HAVING A BALL PISTON

    • Publication number 20220349394
    • Publication date Nov 3, 2022
    • Moog GmbH
    • Dirk Becher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROLLER TAPPET FOR A HIGH-PRESSURE FUEL PUMP

    • Publication number 20220275778
    • Publication date Sep 1, 2022
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Norbert Geyer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Flexible Manifold for Reciprocating Pump

    • Publication number 20220154704
    • Publication date May 19, 2022
    • Halliburton Energy Services, Inc.
    • Joseph A. BEISEL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FILLING DEVICE FOR FILLING A DEFINED QUANTITY OF A PRODUCT

    • Publication number 20220145867
    • Publication date May 12, 2022
    • Syntegon Technology GmbH
    • Johannes Baeuerle
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    HIGH-PRESSURE FUEL PUMP

    • Publication number 20220003233
    • Publication date Jan 6, 2022
    • DELPHI TECHNOLOGIES IP LIMITED
    • Joseph G. SPAKOWSKI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    HIGH-PRESSURE HOMOGENISER

    • Publication number 20210293227
    • Publication date Sep 23, 2021
    • GEA MECHANICAL EQUIPMENT ITALIA S.P.A.
    • MICHELE MANFREDI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON ROD ASSEMBLY FOR A FLUID PUMP

    • Publication number 20210231121
    • Publication date Jul 29, 2021
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Fluid End Assembly

    • Publication number 20210215154
    • Publication date Jul 15, 2021
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    AUTOMATIC BIDIRECTIONAL VALVE AND PUMP PROVIDED WITH SAID VALVE

    • Publication number 20210131407
    • Publication date May 6, 2021
    • ANNOVI REVERBERI S.P.A.
    • Pierluigi ARGENTINO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid End Assembly

    • Publication number 20200300240
    • Publication date Sep 24, 2020
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC FLUID PUMP AND RETAINER ASSEMBLY FOR SAME

    • Publication number 20200291928
    • Publication date Sep 17, 2020
    • GARDNER DENVER PETROLEUM PUMPS, LLC
    • Chance Ray Mullins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid End Assembly

    • Publication number 20200284253
    • Publication date Sep 10, 2020
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Piston Pump, Particularly a High-Pressure Fuel Pump for an Internal...

    • Publication number 20200224646
    • Publication date Jul 16, 2020
    • ROBERT BOSCH GmbH
    • Siamend Flo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY CYLINDER DEVICE

    • Publication number 20200208619
    • Publication date Jul 2, 2020
    • YUGEN KAISHA K. R & D
    • Fumito KOMATSU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...