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with a special shape of fluid passage

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  • CPC
  • F04B39/0055
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B39/00Component parts, details, or accessories, of pumps or pumping systems, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00

Current Industry

F04B39/0055with a special shape of fluid passage
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Miniature electromagnetic water pump
    • Patent number 11,971,023
    • Issue date Apr 30, 2024
    • ShenZhen CNHT Limited Company
    • Yingshen Xiong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw compressor configured to compress a process gas and dampen pu...
    • Patent number 11,920,596
    • Issue date Mar 5, 2024
    • MAN Energy Solutions SE
    • Ralf Gödde
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor intake muffler and filter
    • Patent number 11,788,522
    • Issue date Oct 17, 2023
    • BLACK & DECKER INC.
    • Mark W. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Silencer
    • Patent number 11,763,789
    • Issue date Sep 19, 2023
    • NINGBO GNS AUTO PARTS CO., LTD.
    • Qiang Gao
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Fracturing apparatus and control method thereof, fracturing system
    • Patent number 11,746,636
    • Issue date Sep 5, 2023
    • Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
    • Jifeng Zhong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw compressor with a shunt-enhanced decompression and pulsation...
    • Patent number 11,713,761
    • Issue date Aug 1, 2023
    • Paul Xiubao Huang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and system for damping flow pulsation
    • Patent number 11,692,537
    • Issue date Jul 4, 2023
    • Comet-ME Ltd.
    • Noam Dotan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump system, use of a pneumatic resistance and medical device or ga...
    • Patent number 11,680,562
    • Issue date Jun 20, 2023
    • Drager Safety AG & Co. KGaA
    • Hans-Ullrich Hansmann
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Pulsation damper
    • Patent number 11,661,930
    • Issue date May 30, 2023
    • Aspen Pumps Limited
    • Gary Haffenden
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Belt guard comprising a compressor silencer
    • Patent number 11,608,820
    • Issue date Mar 21, 2023
    • QUINCY COMPRESSOR LLC
    • Tingrong Ren
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Introduced in a system for connecting refrigerant fluid discharge t...
    • Patent number 11,596,997
    • Issue date Mar 7, 2023
    • NIDEC GLOBAL APPLIANCE BRASIL LTDA.
    • Daniel Lacerda De Andrade
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor
    • Patent number 11,434,884
    • Issue date Sep 6, 2022
    • LG Electronics Inc.
    • Hyosang Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Personal air sampling pump assembly with diaphragm damping portion
    • Patent number 11,434,894
    • Issue date Sep 6, 2022
    • Ideal Industries, Inc.
    • Brandon Trainer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor vehicle vacuum pump arrangement
    • Patent number 11,421,691
    • Issue date Aug 23, 2022
    • Pierburg Pump Technology GmbH
    • Steffen Schnurr
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Linear compressor
    • Patent number 11,384,745
    • Issue date Jul 12, 2022
    • LG Electronics Inc.
    • Hyosang Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Precise control of suction damping device in a variable displacemen...
    • Patent number 11,319,939
    • Issue date May 3, 2022
    • HANON SYSTEMS
    • Kanwal Bhatia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus for reducing suction pulsation and swash plate type compr...
    • Patent number 11,293,421
    • Issue date Apr 5, 2022
    • HANON SYSTEMS
    • Yeol Woo Sung
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor
    • Patent number 11,255,577
    • Issue date Feb 22, 2022
    • LG Electronics Inc.
    • Kiwon Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Silencer and ejector in which silencer is used
    • Patent number 11,225,889
    • Issue date Jan 18, 2022
    • SMC Corporation
    • Toru Nakayama
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Linear compressor
    • Patent number 11,204,020
    • Issue date Dec 21, 2021
    • LG Electronics Inc.
    • Hyosang Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure pulsation traps
    • Patent number 11,073,145
    • Issue date Jul 27, 2021
    • TRANE INTERNATIONAL INC.
    • Percy F. Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pulsation mufflers for compressors
    • Patent number 11,067,084
    • Issue date Jul 20, 2021
    • Gardner Denver Deutschland GmbH
    • Ulrich Thomes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump silencer
    • Patent number 11,060,523
    • Issue date Jul 13, 2021
    • Airtech Group, Inc.
    • Vincent Imbornone
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having muffler function
    • Patent number 10,989,196
    • Issue date Apr 27, 2021
    • Daikin Industries, Ltd.
    • Takeshi Endou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor intake muffler and filter
    • Patent number 10,982,664
    • Issue date Apr 20, 2021
    • BLACK & DECKER INC.
    • Mark W. Wood
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Linear compressor with sound dampening gaskets
    • Patent number 10,975,853
    • Issue date Apr 13, 2021
    • LG Electronics Inc.
    • Jaeyong Jang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for connecting refrigerant fluid discharge tubes to cylinder...
    • Patent number 10,935,018
    • Issue date Mar 2, 2021
    • Embraco-Industria De Compressores E Solucoes EM Refrigeracao Ltda.
    • Daniel Lacerda De Andrade
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Device for damping pressure pulsations for a compressor of a gaseou...
    • Patent number 10,935,015
    • Issue date Mar 2, 2021
    • HANON SYSTEMS
    • Steffen Koch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 10,935,014
    • Issue date Mar 2, 2021
    • GEA BOCK GMBH
    • Jörg Keuerleber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor
    • Patent number 10,935,017
    • Issue date Mar 2, 2021
    • LG Electronics Inc.
    • Hyunsoo Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents