TREA

having stationary cylinders

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  • CPC
  • F04B1/14
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B1/00Multi-cylinder machines or pumps characterised by number or arrangements of cylinders

Current Industry

F04B1/14having stationary cylinders
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Axial piston pump with inclined plate
    • Patent number 11,959,474
    • Issue date Apr 16, 2024
    • MIXTRON S.R.L.
    • Stefano Brevini
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Axial piston pump controller
    • Patent number 11,933,290
    • Issue date Mar 19, 2024
    • Caterpillar Inc.
    • Arick Bakken
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric drive compressor system
    • Patent number 11,867,163
    • Issue date Jan 9, 2024
    • UNICLA INTERNATIONAL LIMITED
    • Mark Mitchell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Drive system for a positive displacement pump
    • Patent number 11,867,165
    • Issue date Jan 9, 2024
    • Graco Minnesota Inc.
    • Bradley H. Hines
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Adjusting device for an axial piston machine
    • Patent number 11,828,276
    • Issue date Nov 28, 2023
    • Liebherr Machines Bulle SA
    • Patrick Wohlhauser
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Double acting pump design utilizing two rotating discs
    • Patent number 11,808,259
    • Issue date Nov 7, 2023
    • GARTECH, LLC
    • Gary Pendleton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Portable airless sprayer
    • Patent number 11,779,945
    • Issue date Oct 10, 2023
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Compressor
    • Patent number 11,773,837
    • Issue date Oct 3, 2023
    • T/CCI Manufacturing, L.L.C.
    • Edward M. Arrieta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric power and thermal management system
    • Patent number 11,760,228
    • Issue date Sep 19, 2023
    • Hyundai Motor Company
    • Gwi Taek Kim
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cradle bearing and cradle bearing support
    • Patent number 11,761,435
    • Issue date Sep 19, 2023
    • Danfoss Power Solutions GmbH & Co. OHG
    • Jaromir Tvaruzek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Portable airless sprayer
    • Patent number 11,759,808
    • Issue date Sep 19, 2023
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Oil dispersion system using actuator for propellers
    • Patent number 11,754,087
    • Issue date Sep 12, 2023
    • Hyundai Motor Company
    • Gwi Taek Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tilt linkage for variable stroke pump
    • Patent number 11,746,763
    • Issue date Sep 5, 2023
    • CW HOLDINGS LTD.
    • Jianki Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    On-demand dual variable displacement positive displacement pumping...
    • Patent number 11,725,647
    • Issue date Aug 15, 2023
    • Hamilton Sundstrand Corporation
    • Ryan Susca
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pivot cradle bearing and method for producing a pivot cradle bearing
    • Patent number 11,692,531
    • Issue date Jul 4, 2023
    • Schaeffler Technologies AG & Co. KG
    • Vasyl Kramar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable stroke pump
    • Patent number 11,686,295
    • Issue date Jun 27, 2023
    • CW HOLDINGS LTD.
    • Jianke Wang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Swash-plate type piston pump
    • Patent number 11,674,505
    • Issue date Jun 13, 2023
    • KYB Corporation
    • Tetsuya Iwanaji
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump having a passage extending between a cam plate oil reservoir a...
    • Patent number 11,668,297
    • Issue date Jun 6, 2023
    • FNA Group, Inc.
    • Gus Alexander
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Ultra-long stroke multi-cylinder reciprocating pump
    • Patent number 11,655,805
    • Issue date May 23, 2023
    • SOUTHWEST PETROLEUM UNIVERSITY
    • Yongjun Hou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end assembly
    • Patent number 11,655,812
    • Issue date May 23, 2023
    • Kerr Machine Co.
    • Kelcy Jake Foster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Swashplate-type axial plunger pump with multi-channel oil feed and...
    • Patent number 11,644,017
    • Issue date May 9, 2023
    • Yanshan University
    • Desheng Wen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Portable airless sprayer
    • Patent number 11,623,234
    • Issue date Apr 11, 2023
    • Graco Minnesota Inc.
    • David J. Thompson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrostatic axial piston machine of swash plate construction
    • Patent number 11,598,322
    • Issue date Mar 7, 2023
    • Robert Bosch GmbH
    • Andreas Apperger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reconfigurable multi-stage gas compressor
    • Patent number 11,549,496
    • Issue date Jan 10, 2023
    • ESTIS COMPRESSION, LLC
    • William Elmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Torque control system for a variable displacement pump
    • Patent number 11,536,265
    • Issue date Dec 27, 2022
    • Danfoss Power Solutions II Technology A/S
    • Don Rulon Draper
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end assembly
    • Patent number 11,536,267
    • Issue date Dec 27, 2022
    • Kerr Machine Co.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump with multiple outlets
    • Patent number 11,506,198
    • Issue date Nov 22, 2022
    • Thomas Magnete GmbH
    • Thomas Rolland
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Portable airless sprayer
    • Patent number 11,446,689
    • Issue date Sep 20, 2022
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Portable airless sprayer
    • Patent number 11,446,690
    • Issue date Sep 20, 2022
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Wobble plate piston water pump for use in a low flow gas pressure w...
    • Patent number 11,434,890
    • Issue date Sep 6, 2022
    • James Hou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON PUMP
    • Publication number 20240117805
    • Publication date Apr 11, 2024
    • MIXTRON S.R.L.
    • Stefano BREVINI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PUMP WITH INCLINED PLATE
    • Publication number 20240102467
    • Publication date Mar 28, 2024
    • MIXTRON S.R.L.
    • Stefano BREVINI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20240051108
    • Publication date Feb 15, 2024
    • Maxell Izumi Co., Ltd.
    • Keiichiro KAMIJO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ADJUSTING DEVICE FOR AN AXIAL PISTON MACHINE
    • Publication number 20240052816
    • Publication date Feb 15, 2024
    • Liebherr Machines Bulle SA
    • Patrick WOHLHAUSER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CRADLE BEARING AND CRADLE BEARING SUPPORT
    • Publication number 20230323867
    • Publication date Oct 12, 2023
    • Danfoss Power Solutions GmbH & Co OHG
    • Jaromir Tvaruzek
    • 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

    PORTABLE AIRLESS SPRAYER
    • Publication number 20230271205
    • Publication date Aug 31, 2023
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    PORTABLE AIRLESS SPRAYER
    • Publication number 20230271204
    • Publication date Aug 31, 2023
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    PORTABLE AIRLESS SPRAYER
    • Publication number 20230219107
    • Publication date Jul 13, 2023
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    SHAFT-DISTRIBUTED DOUBLE-ACTING ROLLER PISTON PUMP
    • Publication number 20230184233
    • Publication date Jun 15, 2023
    • ZHEJIANG UNIVERSITY OF TECHNOLOGY
    • Jian RUAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR CONTROLLING HYDRAULIC PUMP OPERATION WITHIN A...
    • Publication number 20230128642
    • Publication date Apr 27, 2023
    • CNH Industrial America LLC
    • Francesco Pintore
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • 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

    VARIABLE POSITIVE DISPLACEMENT PUMP ACTUATOR SYSTEMS
    • Publication number 20230105578
    • Publication date Apr 6, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • Ryan Susca
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON PUMP CONTROLLER
    • Publication number 20230052785
    • Publication date Feb 16, 2023
    • Caterplllar Inc.
    • Arick BAKKEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECONFIGURABLE MULTI-STAGE GAS COMPRESSOR
    • Publication number 20230039317
    • Publication date Feb 9, 2023
    • Estis Compression, LLC
    • William Elmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON PUMP WITH INCLINED PLATE
    • Publication number 20230003214
    • Publication date Jan 5, 2023
    • MIXTRON S.R.L.
    • Stefano BREVINI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    AXIAL PISTON PUMP WITH INCLINED PLATE
    • Publication number 20230003216
    • Publication date Jan 5, 2023
    • MIXTRON S.R.L.
    • Stefano BREVINI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...
    • Publication number 20220412336
    • Publication date Dec 29, 2022
    • Active Products Inc.
    • James HOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC POWER AND THERMAL MANAGEMENT SYSTEM
    • Publication number 20220379773
    • Publication date Dec 1, 2022
    • Hyundai Motor Company
    • Gwi Taek Kim
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ON-DEMAND DUAL VARIABLE DISPLACEMENT POSITIVE DISPLACEMENT PUMPING...
    • Publication number 20220372967
    • Publication date Nov 24, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Ryan Susca
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT METERING PUMP SYSTEM WITH MULTIVARIATE FEEDBACK
    • Publication number 20220372968
    • Publication date Nov 24, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Morgan O'Rorke
    • 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

    OIL DISPERSION SYSTEM USING ACTUATOR FOR PROPELLERS
    • Publication number 20220364572
    • Publication date Nov 17, 2022
    • Hyundai Motor Company
    • Gwi Taek Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...
    • Publication number 20220364557
    • Publication date Nov 17, 2022
    • Active Products Inc.
    • James HOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating Pump
    • Publication number 20220290661
    • Publication date Sep 15, 2022
    • TACMINA CORPORATION
    • Naoya Toda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PORTABLE AIRLESS SPRAYER
    • Publication number 20220266280
    • Publication date Aug 25, 2022
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    PORTABLE AIRLESS SPRAYER
    • Publication number 20220266279
    • Publication date Aug 25, 2022
    • Graco Minnesota Inc.
    • David J. Thompson
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    CRADLE BEARING AND CRADLE BEARING SUPPORT
    • Publication number 20220195999
    • Publication date Jun 23, 2022
    • Danfoss Power Solutions GmbH & Co OHG
    • Jaromir Tvaruzek
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS
    • Publication number 20220176929
    • Publication date Jun 9, 2022
    • ROBERT BOSCH GmbH
    • Tsutomu Ninbari
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SWASH PLATE COMPRESSOR
    • Publication number 20220074395
    • Publication date Mar 10, 2022
    • HANON SYSTEMS
    • You Cheol Jeong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...