TREA

Sealing provided on the piston

Follow

Industry

  • CPC
  • F04B53/143
This industry / category may be too specific. Please go to a parent level for more data

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

F04B53/143Sealing provided on the piston
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

    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

    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

    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...
  • Information Patent Grant

    Axial piston machine having a seal ring which is spherical in sections
    • Patent number 12,234,818
    • Issue date Feb 25, 2025
    • MOOG GmbH
    • Dirk Becher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Intermittent flushing plunger packing assembly
    • Patent number 12,196,199
    • Issue date Jan 14, 2025
    • SPM Oil & Gas Inc.
    • Chandu Kumar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Using silicone o-rings in dual action irrigation pump
    • Patent number 12,188,469
    • Issue date Jan 7, 2025
    • BIOSENSE WEBSTER (ISRAEL) LTD.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for maintaining pumps
    • Patent number 12,158,142
    • Issue date Dec 3, 2024
    • SPM Oil & Gas Inc.
    • Daryl Belshan
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Compression pump
    • Patent number 12,152,581
    • Issue date Nov 26, 2024
    • Brian Lee Davis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Manually operated pump assembly
    • Patent number 12,146,488
    • Issue date Nov 19, 2024
    • Kickstart International, Inc.
    • Alan Charles Spybey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Infusion pump system with disposable cartridge having pressure vent...
    • Patent number 12,144,964
    • Issue date Nov 19, 2024
    • Tandem Diabetes Care, Inc.
    • Paul M. DiPerna
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Compressor with piston ring arrangement on piston
    • Patent number 12,116,996
    • Issue date Oct 15, 2024
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Nobuyuki Narisawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor with a jacket around the piston rod
    • Patent number 12,078,164
    • Issue date Sep 3, 2024
    • NUOVO PIGNONE TECHNOLOGIE SRL
    • Manjunatha M. Chandrashekar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Syringe pump
    • Patent number 12,055,138
    • Issue date Aug 6, 2024
    • Fluid Metering, Inc.
    • David Lionel Rawlings
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method for assembling a high-pressure precompression pump
    • Patent number 12,049,884
    • Issue date Jul 30, 2024
    • Aptar France SAS
    • Matthieu Baillet
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Infusion pump systems and methods
    • Patent number 12,042,627
    • Issue date Jul 23, 2024
    • Tandem Diabetes Care, Inc.
    • Paul M. DiPerna
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Articulated plunger rod pump
    • Patent number 12,044,231
    • Issue date Jul 23, 2024
    • CLEANTEK INDUSTRIES INC.
    • Geoff Steele
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scraper ring assembly
    • Patent number 12,018,676
    • Issue date Jun 25, 2024
    • GD ENERGY PRODUCTS, LLC
    • John Chase
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gap seal device
    • Patent number 12,000,490
    • Issue date Jun 4, 2024
    • HAMMELMANN GMBH
    • Felix Hartmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage compressor
    • Patent number 11,988,200
    • Issue date May 21, 2024
    • DONGGUAN XIANMA ELECTROMECHANICAL CO., LTD
    • Menglin Zou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston for reciprocating compressor having complementary sealing el...
    • Patent number 11,982,265
    • Issue date May 14, 2024
    • FAIVELEY TRANSPORT ITALIA S. p. A.
    • Corrado Rossino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for dispensing abrasive material
    • Patent number 11,971,022
    • Issue date Apr 30, 2024
    • Graco Minnesota Inc.
    • Steven R. Sinders
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flexible manifold for reciprocating pump
    • Patent number 11,965,503
    • Issue date Apr 23, 2024
    • Halliburton Energy Services, Inc.
    • Joseph A. Beisel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compact high pressure, high life intensifier pump system
    • Patent number 11,920,579
    • Issue date Mar 5, 2024
    • Halliburton Energy Services, Inc.
    • Jim Basuki Surjaatmadja
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Backup ring and liquid feeding pump using backup ring
    • Patent number 11,905,946
    • Issue date Feb 20, 2024
    • Shimadzu Corporation
    • Toshiki Sano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve assembly for a reciprocating compressor
    • Patent number 11,885,325
    • Issue date Jan 30, 2024
    • Haier US Appliance Solutions, Inc.
    • Gregory William Hahn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Containing fluid leaks on additive pumps
    • Patent number 11,859,609
    • Issue date Jan 2, 2024
    • Natural Gas Solutions North America, LLC
    • Robert Erling Fowler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston device and pump device
    • Patent number 11,840,995
    • Issue date Dec 12, 2023
    • ElringKlinger AG
    • Patrick Klein
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Using silicone o-rings in dual action irrigation pump
    • Patent number 11,795,941
    • Issue date Oct 24, 2023
    • BIOSENSE WEBSTER (ISRAEL) LTD.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rod packing
    • Patent number 11,719,344
    • Issue date Aug 8, 2023
    • Compressor Products International, LLC
    • Pascal Mahieux
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • 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

    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

    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

    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

    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

    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
  • Information Patent Application

    PISTON RING, PISTON RING ASSEMBLY, AND RECIPROCATING COMPRESSOR
    • Publication number 20240328510
    • Publication date Oct 3, 2024
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Hirotaka ITO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INFUSION PUMP SYSTEMS WITH DISPOSABLE CARTRIDGE HAVING PRESSURE VEN...
    • Publication number 20240299655
    • Publication date Sep 12, 2024
    • TANDEM DIABETES CARE, INC.
    • Paul M. DiPerna
    • G06 - COMPUTING CALCULATING COUNTING
  • 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

    SYSTEM FOR DISPENSING ABRASIVE MATERIAL
    • Publication number 20240240625
    • Publication date Jul 18, 2024
    • Graco Minnesota Inc.
    • Steven R. Sinders
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PACKING CASE WITH DEGRADATION MONITORING
    • Publication number 20240229788
    • Publication date Jul 11, 2024
    • Dover Pumps & Process Solutions Segment, Inc.
    • Jason Craig Martin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERMITTENT FLUSHING PLUNGER PACKING ASSEMBLY
    • Publication number 20240218870
    • Publication date Jul 4, 2024
    • SPM OIL & GAS INC.
    • Chandu KUMAR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PACKING CASE WITH DEGRADATION MONITORING
    • Publication number 20240133374
    • Publication date Apr 25, 2024
    • Dover Pumps & Process Solutions Segment, Inc.
    • Jason Craig Martin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HARD SEAL COMPACT, POSITIVE DISPLACEMENT PUMP WITH RECIPROCATING MO...
    • Publication number 20240110551
    • Publication date Apr 4, 2024
    • Becton, Dickinson and Company
    • Alessandro E. PIZZOCHERO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTATING RECIPROCATING PISTON PUMP WITH A BARREL CAM
    • Publication number 20240068457
    • Publication date Feb 29, 2024
    • HTI Technology and Industries, Inc.
    • Roger L. DeYoung
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON, COMPRESSOR, COMPRESSED-AIR SUPPLY SYSTEM, VEHICLE, AND METH...
    • Publication number 20240060487
    • Publication date Feb 22, 2024
    • ZF CV Systems Europe BV
    • Klaus Bredbeck
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    USING SILICONE O-RINGS IN DUAL ACTION IRRIGATION PUMP
    • Publication number 20230417238
    • Publication date Dec 28, 2023
    • BIOSENSE WEBSTER (ISRAEL) LTD.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20230381409
    • Publication date Nov 30, 2023
    • EOFLOW CO., LTD.
    • Do Kyung LEE
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    SCRAPER RING ASSEMBLY
    • Publication number 20230332596
    • Publication date Oct 19, 2023
    • GD Energy Products, LLC
    • John Chase
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    COMPRESSOR AND METHOD FOR COMPRESSING A WORKING MEDIUM
    • Publication number 20230332595
    • Publication date Oct 19, 2023
    • MAXIMATOR GMBH
    • Robert ADLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAP SEAL DEVICE
    • Publication number 20230287980
    • Publication date Sep 14, 2023
    • HAMMELMANN GMBH
    • Felix HARTMANN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROCESS FOR INTERNALLY COOLING AN INLINE COMPRESSOR
    • Publication number 20230272789
    • Publication date Aug 31, 2023
    • WAYNE A. WOLF
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL FREE THREE-STAGE RECIPROCATING COMPRESSOR AND CO2 SYSTEM COMPRI...
    • Publication number 20230272790
    • Publication date Aug 31, 2023
    • DALUM Beverage Equipment ApS
    • Kim Christian DALUM
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    AXIAL PISTON MACHINE HAVING A SEAL RING WHICH IS SPHERICAL IN SECTIONS
    • Publication number 20230228264
    • Publication date Jul 20, 2023
    • Moog GmbH
    • Dirk Becher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR WITH A JACKET AROUND THE PISTON ROD
    • Publication number 20230151809
    • Publication date May 18, 2023
    • Nuovo Pignone Tecnologie S.r.l.
    • Manjunatha M. CHANDRASHEKAR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR MAINTAINING PUMPS
    • Publication number 20230151808
    • Publication date May 18, 2023
    • SPM OIL & GAS INC.
    • Daryl BELSHAN
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PUMPING ASSEMBLY, PISTON PUMP AND WATER FLOSSER
    • Publication number 20230145178
    • Publication date May 11, 2023
    • FLY CAT ELECTRICAL CO., LTD.
    • Yong TANG
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    FLUID END WITH SELECTIVELY COATED SURFACES
    • Publication number 20230138338
    • Publication date May 4, 2023
    • SPM OIL & GAS INC.
    • James Anthony Barnhouse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRYOGENIC PUMP
    • Publication number 20230093093
    • Publication date Mar 23, 2023
    • Chart Energy & Chemicals, Inc.
    • Douglas A. Ducote
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...