TREA

Pumps or pumping installations having flexible working members and specially adapted for elastic fluids

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Industry

  • CPC
  • F04B45/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS

Current Industry

F04B45/00Pumps or pumping installations having flexible working members and specially adapted for elastic fluids

Sub Industries

F04B45/02having bellows F04B45/022with two or more bellows in parallel F04B45/024with two or more bellows in series F04B45/027having electric drive F04B45/033having fluid drive F04B45/0333the fluid being actuated directly by a piston F04B45/0336the actuating fluid being controlled by one or more valves F04B45/04having plate-like flexible members F04B45/041double acting plate-like flexible pumping member F04B45/043two or more plate-like pumping flexible members in parallel F04B45/045with in- or outlet valve arranged in the plate-like pumping flexible members F04B45/047Pumps having electric drive F04B45/053Pumps having fluid drive F04B45/0533the fluid being actuated directly by a piston F04B45/0536the actuating fluid being controlled by one or more valves F04B45/06having tubular flexible members F04B45/061with fluid drive F04B45/062the fluid being actuated directly by a piston F04B45/064the actuating fluid being controlled by one or more valves F04B45/065with electric drive F04B45/067Pumps having electric drive F04B45/073Pumps having fluid drive F04B45/0733the fluid being actuated directly by a piston F04B45/0736the actuating fluid being controlled by one or more valves F04B45/08having peristaltic action F04B45/085the actuating element being a swash plate F04B45/10having plate-like flexible members
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pump system, dialysis machine, and method of operating a pump
    • Patent number 12,357,733
    • Issue date Jul 15, 2025
    • Fresenius Medical Care Deutschland GmbH
    • Frank Hedmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air-pulse generating device, wearable sound device, bladeless fan,...
    • Patent number 12,356,141
    • Issue date Jul 8, 2025
    • xMEMS Labs, Inc.
    • Jemm Yue Liang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Miniature vacuum pump and miniature vacuum device
    • Patent number 12,352,261
    • Issue date Jul 8, 2025
    • Baifeng Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump and air supply device
    • Patent number 12,352,257
    • Issue date Jul 8, 2025
    • MINEBEA MITSUMI INC.
    • Yuta Yoshii
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Sealing member and submerged pump system
    • Patent number 12,352,272
    • Issue date Jul 8, 2025
    • Nikkiso Co., Ltd.
    • Yasuo Tomita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid supplying device
    • Patent number 12,343,754
    • Issue date Jul 1, 2025
    • Koganei Corporation
    • Takeo Yajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum adsorber
    • Patent number 12,345,249
    • Issue date Jul 1, 2025
    • Guixiang Yang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pump noise attenuator and method thereof
    • Patent number 12,338,812
    • Issue date Jun 24, 2025
    • LEGGETT & PLATT CANADA CO.
    • Horia Blendea
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Diaphragm compressor with an oblong shaped chamber
    • Patent number 12,338,809
    • Issue date Jun 24, 2025
    • NEL HYDROGEN A/S
    • Joshua Andrew Adams
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Pump, chemical liquid supplying unit, and substrate treating apparatus
    • Patent number 12,331,736
    • Issue date Jun 17, 2025
    • Semes Co., Ltd.
    • Young Jun Son
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fluid control device
    • Patent number 12,313,054
    • Issue date May 27, 2025
    • Murata Manufacturing Co., Ltd.
    • Yutoku Kawabata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electrochemical hydrogen compressor
    • Patent number 12,305,305
    • Issue date May 20, 2025
    • Honda Motor Co., Ltd.
    • Shoji Takasugi
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Electronic vaporizer system
    • Patent number 12,295,411
    • Issue date May 13, 2025
    • AYR LTD.
    • Ian Murison
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Grant

    Fluid control device
    • Patent number 12,276,274
    • Issue date Apr 15, 2025
    • Murata Manufacturing Co., Ltd.
    • Yutoku Kawabata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Miniature piezoelectric air pump to generate pulsation-free air flo...
    • Patent number 12,264,665
    • Issue date Apr 1, 2025
    • Siemens Healthcare Diagnostics Inc.
    • Christopher P. Ebeling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tube and pump using same
    • Patent number 12,257,808
    • Issue date Mar 25, 2025
    • Junkosha Inc.
    • Kouichi Yanai
    • B32 - LAYERED PRODUCTS
  • 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

    Pneumatic exomuscle system and method
    • Patent number 12,251,826
    • Issue date Mar 18, 2025
    • ROAM ROBOTICS INC.
    • Saul Griffith
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electromagnetic air pump
    • Patent number 12,253,074
    • Issue date Mar 18, 2025
    • WELLELL INC.
    • Kao-Hung Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump noise attenuator and method thereof
    • Patent number 12,247,562
    • Issue date Mar 11, 2025
    • LEGGETT & PLATT CANADA CO.
    • Horia Blendea
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Sealing member and submerged pump system
    • Patent number 12,247,575
    • Issue date Mar 11, 2025
    • Nikkiso Co., Ltd.
    • Yasuo Tomita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid plate assembly
    • Patent number 12,237,754
    • Issue date Feb 25, 2025
    • Rolls-Royce Corporation
    • Allison McLaughlin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Composite electrolyte membrane
    • Patent number 12,234,565
    • Issue date Feb 25, 2025
    • Toray Industries, Inc.
    • Kenta Minamibayashi
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Device and method for monitoring oil pressure in oil cylinder of di...
    • Patent number 12,203,468
    • Issue date Jan 21, 2025
    • Xi'an Jiao Tong University
    • Xueyuan Peng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Miniature pump
    • Patent number 12,196,194
    • Issue date Jan 14, 2025
    • Ziyu Enterprise Co., Ltd.
    • Chi-Yuan Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump for article of footwear or apparel
    • Patent number 12,188,466
    • Issue date Jan 7, 2025
    • NIKE, Inc.
    • Timothy P. Hopkins
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Heat-assisted pumping systems for use in negative pressure wound th...
    • Patent number 12,186,166
    • Issue date Jan 7, 2025
    • Smith & Nephew PLC
    • Allan Kenneth Frazer Grugeon Hunt
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Patient monitoring systems, devices, and methods
    • Patent number 12,178,581
    • Issue date Dec 31, 2024
    • Masimo Corporation
    • Valery G. Telfort
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for ventilating a patient
    • Patent number 12,161,813
    • Issue date Dec 10, 2024
    • Drägerwerk AG & Co. KGaA
    • Hans-Ullrich Hansmann
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Tunnel boring machine having a device for detecting a content of cr...
    • Patent number 12,158,071
    • Issue date Dec 3, 2024
    • Herrenknecht Aktiengesellschaft
    • Jens Brandt
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR QUALITY SENSING MODULE IN HANDHELD DEVICE AND AIR PUMP
    • Publication number 20250223957
    • Publication date Jul 10, 2025
    • xMEMS Labs, Inc.
    • JengYaw Jiang
    • 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

    PUMP NOISE ATTENUATOR AND METHOD THEREOF
    • Publication number 20250207581
    • Publication date Jun 26, 2025
    • LEGGETT & PLATT CANADA CO.
    • Horia BLENDEA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    MANUFACTURING METHOD OF AIR-PULSE GENERATING DEVICE
    • Publication number 20250203308
    • Publication date Jun 19, 2025
    • xMEMS Labs, Inc.
    • Eldwin Jiaqiang Ng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ASSEMBLY
    • Publication number 20250188923
    • Publication date Jun 12, 2025
    • Becton, Dickinson and Company
    • Stephen Robert LaChance
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MINIATURE VACUUM PUMP AND MINIATURE VACUUM DEVICE
    • Publication number 20250180009
    • Publication date Jun 5, 2025
    • Baifeng LI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD OF PRODUCING COMPRESSED AIR VIA ENERGY EXCHANGE WITH COMPRES...
    • Publication number 20250180005
    • Publication date Jun 5, 2025
    • Dallas Chism Watson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOOD PRESSURE MEASUREMENT DEVICE WITH A MEMS PUMP AND CONTROL METH...
    • Publication number 20250152024
    • Publication date May 15, 2025
    • Microlife Corporation
    • Chia-Ming LIN
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Compressor Device and a Cooling Device Having the Compressor Device
    • Publication number 20250129977
    • Publication date Apr 24, 2025
    • Pressure Wave Systems GmbH
    • Jens Hoehne
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIAPHRAGM PUMP
    • Publication number 20250129775
    • Publication date Apr 24, 2025
    • PIUSI S.P.A.
    • Francesco PAVIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING CASSETTE
    • Publication number 20250122871
    • Publication date Apr 17, 2025
    • DEKA Products Limited Partnership
    • Jason A. Demers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DOUBLE DIAPHRAGM PUMP
    • Publication number 20250116269
    • Publication date Apr 10, 2025
    • Unibioc Hygienic Technologies UK, Ltd.
    • Sebastian Antoni Soyke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE AND VALVE MODULE
    • Publication number 20250109746
    • Publication date Apr 3, 2025
    • IWAKI CO., LTD.
    • Masaki KIKUCHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP FOR ARTICLE OF FOOTWEAR OR APPAREL
    • Publication number 20250092869
    • Publication date Mar 20, 2025
    • NIKE, Inc.
    • Timothy P. Hopkins
    • A41 - WEARING APPAREL
  • Information Patent Application

    FLUID CONTROL
    • Publication number 20250091047
    • Publication date Mar 20, 2025
    • LumiraDx UK Ltd
    • Steven Alexander Keatch
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Compressor with reduced start-up torque
    • Publication number 20250092868
    • Publication date Mar 20, 2025
    • Cavendish Hydrogen A/S
    • Michael PEDERSEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    APPARATUS FOR DRIVING A LINEAR AC MOTOR USING DC VOLTAGE
    • Publication number 20250055399
    • Publication date Feb 13, 2025
    • HILL-ROM SERVICES, INC.
    • Maxime E. Scolan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NEGATIVE PRESSURE WOUND THERAPY APPARATUS
    • Publication number 20250035102
    • Publication date Jan 30, 2025
    • Smith & Nephew PLC
    • Ben Alan Askem
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TIRE INFLATION APPARATUS
    • Publication number 20250027490
    • Publication date Jan 23, 2025
    • KYLE DAVID TAUCH
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HOOD FOR MEMS-BASED COOLING SYSTEMS
    • Publication number 20240431068
    • Publication date Dec 26, 2024
    • Frore Systems Inc.
    • Prabhu Sathyamurthy
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Miniature Pump
    • Publication number 20240418159
    • Publication date Dec 19, 2024
    • Ziyu Enterprise Co., Ltd.
    • Chi-Yuan Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTROSTATICALLY ACTUATED DEVICE
    • Publication number 20240384714
    • Publication date Nov 21, 2024
    • LACLAREE
    • Simon KULIFAJ
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH-PRESSURE DIAPHRAGM COMPRESSOR
    • Publication number 20240360823
    • Publication date Oct 31, 2024
    • Xi'an Jiao Tong University
    • Xiaohan JIA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ADAPTIVE PROGRAMMABLE PUMP
    • Publication number 20240360824
    • Publication date Oct 31, 2024
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Paul Gilmore
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CASSETTE SYSTEM INTEGRATED APPARATUS
    • Publication number 20240352927
    • Publication date Oct 24, 2024
    • DEKA Products Limited Partnership
    • Michael J. Wilt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Conveying Device with Bellows and Cooling Device
    • Publication number 20240344510
    • Publication date Oct 17, 2024
    • Hydac Technology GmbH
    • Frank BAUER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Ultrasonic Pump And Applications
    • Publication number 20240337258
    • Publication date Oct 10, 2024
    • Sonicedge Ltd.
    • Mordehai Margalit
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPACT MULTI-CHAMBER FOAM-AT-A-DISTANCE PUMPS AND DISPENSERS
    • Publication number 20240309866
    • Publication date Sep 19, 2024
    • GOJO INDUSTRIES, INC.
    • Stephen Casteel
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ELECTROCARDIOGRAM DEVICE
    • Publication number 20240298952
    • Publication date Sep 12, 2024
    • MASIMO CORPORATION
    • Ammar Al-Ali
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MEMBRANE COMPRESSOR
    • Publication number 20240295215
    • Publication date Sep 5, 2024
    • Alex MURASHKO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...