TREA

Pistons, piston-rods or piston-rod connections

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Industry

  • CPC
  • F04B53/14
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00

Current Industry

F04B53/14Pistons, piston-rods or piston-rod connections
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Process for internally cooling an inline compressor
    • Patent number 12,366,237
    • Issue date Jul 22, 2025
    • Wayne A Wolf
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Connecting rod assembly for reciprocating pump
    • Patent number 12,366,245
    • Issue date Jul 22, 2025
    • VULCAN INDUSTRIAL HOLDINGS, LLC
    • Kyle Matthew Ellisor
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electrically operated pump for a plural component spray system
    • Patent number 12,366,233
    • Issue date Jul 22, 2025
    • Graco Minnesota Inc.
    • Matthew R. Theisen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Transfer pump
    • Patent number 12,352,254
    • Issue date Jul 8, 2025
    • Graco Minnesota Inc.
    • Steven D. Becker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and method for compressing a working medium
    • Patent number 12,352,263
    • Issue date Jul 8, 2025
    • MAXIMATOR GMBH
    • Robert Adler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable output, hydraulic drive system
    • Patent number 12,352,295
    • Issue date Jul 8, 2025
    • Robert D. Kline
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluid end assembly
    • Patent number 12,345,254
    • Issue date Jul 1, 2025
    • Kerr Machine Co.
    • Christopher Todd Barnett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compressor
    • Patent number 12,339,043
    • Issue date Jun 24, 2025
    • LG Electronics Inc.
    • Sangik Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid cooled plunger system
    • Patent number 12,338,813
    • Issue date Jun 24, 2025
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Variable displacement pumps
    • Patent number 12,331,740
    • Issue date Jun 17, 2025
    • Hamilton Sundstrand Corporation
    • Edward W. Goy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Crosshead part and crosshead system for drilling pumps and the dril...
    • Patent number 12,331,784
    • Issue date Jun 17, 2025
    • SICHUAN HONGHUA PETROLEUM EQUIPMENT CO., LTD.
    • Fangfang Zhang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear drive assembly
    • Patent number 12,320,409
    • Issue date Jun 3, 2025
    • Kerr Machine Co.
    • Kelcy Jake Foster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston pump for brake system
    • Patent number 12,319,255
    • Issue date Jun 3, 2025
    • Hyundai Mobis Co., Ltd.
    • Young Chang Choi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Zeroing device
    • Patent number 12,313,060
    • Issue date May 27, 2025
    • Dana Motion Systems Italia S.r.l.
    • Luca Fontanesi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid dispensing system having a piston rod and wear sleeve
    • Patent number 12,313,061
    • Issue date May 27, 2025
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rubber balers
    • Patent number RE50443
    • Issue date May 27, 2025
    • Karltex Machine, Inc.
    • Sig Fragstein
  • Information Patent Grant

    Plunger pump with fault diagnosis structure
    • Patent number 12,297,824
    • Issue date May 13, 2025
    • Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
    • Bingzhuang Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump
    • Patent number 12,292,040
    • Issue date May 6, 2025
    • Kerr Machine Co.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid end
    • Patent number 12,281,649
    • Issue date Apr 22, 2025
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Locking assembly apparatus for pump systems, and related methods
    • Patent number 12,281,647
    • Issue date Apr 22, 2025
    • FORUM US, INC.
    • Heinrich Bartels
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston pump and method of manufacturing the same
    • Patent number 12,270,395
    • Issue date Apr 8, 2025
    • Nebojša Dimitrijević
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor intake muffler and filter
    • Patent number 12,270,389
    • Issue date Apr 8, 2025
    • BLACK & DECKER INC.
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump
    • Patent number 12,264,661
    • Issue date Apr 1, 2025
    • Kerr Machine Co.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Linear compressor
    • Patent number 12,258,957
    • Issue date Mar 25, 2025
    • LG Electronics Inc.
    • Sangjin Song
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Open channel plunger for fracking pumps
    • Patent number 12,258,950
    • Issue date Mar 25, 2025
    • GD ENERGY PRODUCTS, LLC
    • Adam Bradley Avey
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pressure-pump cartridge and pressure pump
    • Patent number 12,253,078
    • Issue date Mar 18, 2025
    • MICRO-TECH (NANJING) CO., LTD.
    • Hongyan Jin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Drive system for a positive displacement pump
    • Patent number 12,253,071
    • Issue date Mar 18, 2025
    • Graco Minnesota Inc.
    • Bradley H. Hines
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump for dispensing a fluid
    • Patent number 12,251,721
    • Issue date Mar 18, 2025
    • RPC Bramlage GmbH
    • Sabine Goettke
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump device
    • Patent number 12,247,556
    • Issue date Mar 11, 2025
    • Hydac Fluidtechnik GmbH
    • Christian Groh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flexible manifold for reciprocating pump
    • Patent number 12,247,563
    • Issue date Mar 11, 2025
    • Halliburton Energy Services, Inc.
    • Joseph A. Beisel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR COMPRESSOR STRUCTURE
    • Publication number 20250237207
    • Publication date Jul 24, 2025
    • UNIK WORLD INDUSTRIAL CO., LTD.
    • Wen San Chou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Proportional Additive Dosing Pump with Bidirectional Rolling Diaphragm
    • Publication number 20250237213
    • Publication date Jul 24, 2025
    • Tefen Flow and Dosing Technologies LTD.
    • Zvi Weingarten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DOUBLE ACTING TWO STAGE PISTON TYPE PUMP
    • Publication number 20250237203
    • Publication date Jul 24, 2025
    • ZF CV Systems Europe BV
    • Simon Warner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Inflator with Upper Cover Showing Pressure Value
    • Publication number 20250223953
    • Publication date Jul 10, 2025
    • BETO ENGINEERING AND MARKETING CO., LTD
    • Lopin WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVE SYSTEM FOR A POSITIVE DISPLACEMENT PUMP
    • Publication number 20250207575
    • Publication date Jun 26, 2025
    • Graco Minnesota Inc.
    • Bradley H. Hines
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRYOGENIC LIQUID RECIPROCATING PUMP WITH A CYLINDER STRUCTURE FOR C...
    • Publication number 20250198399
    • Publication date Jun 19, 2025
    • Korea Institute of Machinery and Materials
    • Byeung-cheol AN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MODULAR POWER END
    • Publication number 20250180014
    • Publication date Jun 5, 2025
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MAGNETIC BEARING FOR SUPPORTING AN RC PISTON
    • Publication number 20250154984
    • Publication date May 15, 2025
    • Nuovo Pignone Tecnologie S.r.l.
    • Massimiliano ORTIZ NERI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID SUPPLY DEVICE
    • Publication number 20250146485
    • Publication date May 8, 2025
    • Koganei Corporation
    • Takeo YAJIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BALANCED PRESSURE SEAL FOR HIGH PRESSURE PUMPS
    • Publication number 20250116270
    • Publication date Apr 10, 2025
    • Wanner Engineering, Inc.
    • Richard D. Hembree
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROBUST VALVE ROD GUIDE ASSEMBLY
    • Publication number 20250109639
    • Publication date Apr 3, 2025
    • Ravdos Holdings Inc.
    • Santhosh Ramaswamy
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LIQUID COOLED PLUNGER SYSTEM
    • Publication number 20250109745
    • Publication date Apr 3, 2025
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ROD AND DRIVING LINK WITH SIDE-LOAD REDUCING CONFIGURATION
    • Publication number 20250101975
    • Publication date Mar 27, 2025
    • Graco Minnesota Inc.
    • David J. Thompson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MANUALLY OPERATED PUMP ASSEMBLY
    • Publication number 20250101968
    • Publication date Mar 27, 2025
    • KickStart International, Inc.
    • Alan Charles Spybey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END ASSEMBLY
    • Publication number 20250075695
    • Publication date Mar 6, 2025
    • KERR MACHINE CO.
    • Christopher Todd Barnett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PUMP CARTRIDGE AND CONSOLE
    • Publication number 20250067260
    • Publication date Feb 27, 2025
    • PROCEPT BioRobotics Corporation
    • Kevin STAID
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    INFUSION PUMP SYSTEM WITH DISPOSABLE CARTRIDGE HAVING PRESSURE VENT...
    • Publication number 20250050017
    • Publication date Feb 13, 2025
    • TANDEM DIABETES CARE, INC.
    • Paul M. DiPerna
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PNEUMATIC AUTOMATIC REVERSING TRANSFER PUMP
    • Publication number 20250035095
    • Publication date Jan 30, 2025
    • Xiangzhi Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID COMPRESSION APPARATUS AND FILLING STATION
    • Publication number 20250026627
    • Publication date Jan 23, 2025
    • L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
    • Cyril BENISTAND-HECTOR
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Application

    ORAL IRRIGATOR
    • Publication number 20250025273
    • Publication date Jan 23, 2025
    • SHANGHAI SHIFT ELECTRICS CO., LTD.
    • Xiaoguo DAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LINEAR DRIVE ASSEMBLY
    • Publication number 20250020192
    • Publication date Jan 16, 2025
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIRECT LOAD WRIST PIN
    • Publication number 20250012270
    • Publication date Jan 9, 2025
    • National-Oilwell Varco, L.P.
    • Kyle Christopher Chady
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LINEAR COMPRESSOR
    • Publication number 20250012269
    • Publication date Jan 9, 2025
    • LG ELECTRONICS INC.
    • Sangjin Song
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MICROELECTROMECHANICAL ACTUATOR STRUCTURE, COMPONENT
    • Publication number 20240429836
    • Publication date Dec 26, 2024
    • ROBERT BOSCH GmbH
    • Andreas Winden
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING PUMP WITH FLUID END
    • Publication number 20240418165
    • Publication date Dec 19, 2024
    • GD Energy Products, LLC
    • Konner Casey Kay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    APPARATUS AND METHOD FOR ENGINE CONTROL
    • Publication number 20240410493
    • Publication date Dec 12, 2024
    • Vieletech Inc
    • Matthew Viele
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PRESSING PUMP
    • Publication number 20240410346
    • Publication date Dec 12, 2024
    • ZHEJIANG JINSHENG NEW MATERIALS CO., LTD.
    • Rongtao RUAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYRINGE PUMP
    • Publication number 20240392777
    • Publication date Nov 28, 2024
    • FLUID METERING, INC.
    • David Lionel RAWLINGS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A PUMP WITH RACKS AND PINION
    • Publication number 20240360827
    • Publication date Oct 31, 2024
    • Stimline AS
    • Mads BJØRNENAK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SAFETY BRAKE FOR ELECTRICAL SUBMERSIBLE PUMPS POWERED BY PERMANENT...
    • Publication number 20240352835
    • Publication date Oct 24, 2024
    • Protex ESP, LLC
    • Andrew Jardine LEITCH
    • E21 - EARTH DRILLING MINING