POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS

Industry

  • CPC
  • F04B

Sub Industries

F04B1/00Multi-cylinder machines or pumps characterised by number or arrangements of cylinders F04B11/00Equalisation of pulses F04B13/00Pumps specially modified to deliver fixed or variable measured quantities F04B15/00Pumps adapted to handle specific fluids F04B17/00Pumps characterised by combination with, or adaptation to, specific driving engines or motors F04B19/00Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00 F04B2201/00Pump parameters F04B2203/00Motor parameters F04B2205/00Fluid parameters F04B2207/00External parameters F04B23/00Pumping installations or systems F04B25/00Multi-stage pumps F04B27/00Multi-cylinder pumps characterised by number or arrangement of cylinders F04B29/00Other pumps with movable F04B3/00Machines or pumps with pistons coacting within one cylinder F04B31/00Free-piston pumps Systems incorporating such pumps F04B33/00Pumps actuated by muscle power F04B35/00Piston pumps characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for F04B37/00Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 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 F04B41/00Pumping installations or systems F04B43/00Machines, pumps, or pumping installations having flexible working members F04B45/00Pumps or pumping installations having flexible working members and specially adapted for elastic fluids F04B47/00Pumps or pumping installation specially adapted for raising fluids from great depths F04B49/00Control F04B5/00Machines or pumps with differential surface pistons F04B51/00Testing machines, pumps, or pumping installations 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 F04B7/00Piston machines or pumps characterised by having positively-driven valving F04B9/00Piston machines or pumps characterised by the driving or driven means to or from their working members

Patents Grantslast 30 patents

  • Information Patent Grant

    Pump unit for medical purposes

    • Patent number 12,364,803
    • Issue date Jul 22, 2025
    • ERBE ELEKTROMEDIZIN GMBH
    • Michael Fehrenbacher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Control valve

    • Patent number 12,366,297
    • Issue date Jul 22, 2025
    • Robert Bosch GmbH
    • Mareike Mueller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable displacement pump (VDP) systems with dry-out centrifugal m...

    • Patent number 12,366,207
    • Issue date Jul 22, 2025
    • Hamilton Sundstrand Corporation
    • Ryan Shook
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic device

    • Patent number 12,366,232
    • Issue date Jul 22, 2025
    • INNAS BV
    • Peter Augustinus Johannes Achten
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Linear compressor

    • Patent number 12,366,235
    • Issue date Jul 22, 2025
    • LG Electronics Inc.
    • Kiwon Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Soft serve ice cream pump assembly

    • Patent number 12,366,238
    • Issue date Jul 22, 2025
    • Plum Creek Farm LLC
    • Keith Zimmerman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump, apparatus for supplying chemical liquid and apparatus for pro...

    • Patent number 12,366,239
    • Issue date Jul 22, 2025
    • Semes Co., Ltd.
    • Young Jun Son
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pressure controlled pump systems

    • Patent number 12,366,240
    • Issue date Jul 22, 2025
    • Hamilton Sundstrand Corporation
    • Ryan Prescott Susca
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for managing pump load

    • Patent number 12,366,241
    • Issue date Jul 22, 2025
    • Caterpillar Inc.
    • Yuesheng He
    • 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

    Fluid and power provision apparatus

    • Patent number 12,368,315
    • Issue date Jul 22, 2025
    • TECHTRONIC CORDLESS GP
    • Xiang Peng
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydraulic fracturing pump health and performance monitoring using I...

    • Patent number 12,366,242
    • Issue date Jul 22, 2025
    • SPM Oil & Gas Inc.
    • Ralph E. Harris
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Minimizing drivetrain damage from bad discharge valves on positive...

    • Patent number 12,366,243
    • Issue date Jul 22, 2025
    • Halliburton Energy Services, Inc.
    • Stanley Vernon Stephenson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Spring controlling valve

    • Patent number 12,366,244
    • Issue date Jul 22, 2025
    • VULCAN INDUSTRIAL HOLDINGS, LLC
    • Akhil Alex
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pump having a flange for mounting an auxiliary pump

    • Patent number 12,366,234
    • Issue date Jul 22, 2025
    • Caterpillar Inc.
    • Romas J. Povilonis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement pump (VDP) systems with dual dry out pumps

    • Patent number 12,366,206
    • Issue date Jul 22, 2025
    • Hamilton Sundstrand Corporation
    • Ryan Shook
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    Linear compressor

    • Patent number 12,366,236
    • Issue date Jul 22, 2025
    • LG Electronics Inc.
    • Chulgi Roh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear FRAC pump drive system safety deflector

    • Patent number 12,359,660
    • Issue date Jul 15, 2025
    • SPM Oil & Gas Inc.
    • Chandu Kumar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve cartridge for a fluid pump

    • Patent number 12,359,663
    • Issue date Jul 15, 2025
    • SPM Oil & Gas Inc.
    • Daryl James Belshan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tightening device for a device for conveying fluid and a device for...

    • Patent number 12,359,664
    • Issue date Jul 15, 2025
    • PSG GERMANY GMBH
    • Simon Nettesheim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Well pump control system and method

    • Patent number 12,359,545
    • Issue date Jul 15, 2025
    • Unico, LLC
    • Ronald G. Peterson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Monitoring and controlling connected pool devices

    • Patent number 12,359,456
    • Issue date Jul 15, 2025
    • Pentair Water Pool and Spa, Inc.
    • Edward Brown
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Perforated structure

    • Patent number 12,361,842
    • Issue date Jul 15, 2025
    • Philip Morris Products S.A.
    • Pierre Herve
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Lubricant reservoir, compressor system and heat pump

    • Patent number 12,359,852
    • Issue date Jul 15, 2025
    • SPH Sustainable Process Heat GmbH
    • Tim Hamacher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for transporting lubricating oil in a compressor

    • Patent number 12,359,657
    • Issue date Jul 15, 2025
    • NIDEC GLOBAL APPLIANCE BRASIL LTDA.
    • Edson Correa Miguel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Diaphragm pumping

    • Patent number 12,359,658
    • Issue date Jul 15, 2025
    • PSG GERMANY GMBH
    • Simon Dario Nettesheim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Portable device with disposable reservoir for collection of interna...

    • Patent number 12,359,659
    • Issue date Jul 15, 2025
    • SOMAVAC MEDICAL SOLUTIONS, INC.
    • Joshua D. Herwig
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of controlling an air compressor of a vehicle

    • Patent number 12,359,661
    • Issue date Jul 15, 2025
    • Volvo Truck Corporation
    • Hugo Bebon
    • 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

    METHOD FOR PRODUCING HEAT AND COLD IN A FLEXIBLE AND ELASTIC MATERI...

    • Publication number 20250237210
    • Publication date Jul 24, 2025
    • Bruno AUBERT
    • B60 - VEHICLES IN GENERAL
  • 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

    AIR COMPRESSOR STRUCTURE

    • Publication number 20250237206
    • 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

    DIAPHRAGM PUMP

    • Publication number 20250237211
    • Publication date Jul 24, 2025
    • Nitto Kohki Co., Ltd.
    • Takayuki MIURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SELF-LOCKING PLUG

    • Publication number 20250237308
    • Publication date Jul 24, 2025
    • Vulcan Industrial Holdings, LLC
    • Kyle Matthew Ellisor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID COMPRESSION APPARATUS AND METHOD

    • Publication number 20250237201
    • Publication date Jul 24, 2025
    • L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
    • Youssef ABDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER TRANSMISSION SYSTEM AND TURBINE FRACTURING DEVICE HAVING SAME

    • Publication number 20250237202
    • Publication date Jul 24, 2025
    • YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
    • Rikui ZHANG
    • E21 - EARTH DRILLING MINING
  • 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

    FLUID COMPRESSION APPARATUS AND METHOD

    • Publication number 20250237205
    • Publication date Jul 24, 2025
    • L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
    • Youssef ABDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS FOR IMPROVING THE PERFORMANCE OF A GAS-DRIVEN G...

    • Publication number 20250237219
    • Publication date Jul 24, 2025
    • Mark J. Maynard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METHOD FOR EQUIPMENT CONTROL

    • Publication number 20250238019
    • Publication date Jul 24, 2025
    • Halliburton Energy Services, Inc.
    • Mikko JAASKELAINEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERISTALTIC PUMP

    • Publication number 20250239351
    • Publication date Jul 24, 2025
    • DEKA Products Limited Partnership
    • Dean Kamen
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    ELECTRONIC VAPORISER SYSTEM

    • Publication number 20250234920
    • Publication date Jul 24, 2025
    • AYR LTD.
    • Ian MURISON
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Application

    Portable Air Compressor

    • Publication number 20250237204
    • Publication date Jul 24, 2025
    • The NOCO Company
    • Matthew Michael BOSWAY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR STRUCTURE

    • Publication number 20250237208
    • 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

    SEALED COMPRESSOR

    • Publication number 20250237209
    • Publication date Jul 24, 2025
    • FUJITSU GENERAL LIMITED
    • Shoji KAWAZOE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Pump Providing Enhanced Physical Mobility

    • Publication number 20250237212
    • Publication date Jul 24, 2025
    • Richard Hardman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Portable Fluid Tank System with Mounting Assembly

    • Publication number 20250229946
    • Publication date Jul 17, 2025
    • Black & Decker Inc.
    • Yin Li
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    SEALING HIGH PRESSURE FLOW DEVICES

    • Publication number 20250230877
    • Publication date Jul 17, 2025
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Portable Fluid Tank System with Biased Compartment Door

    • Publication number 20250233254
    • Publication date Jul 17, 2025
    • Black & Decker Inc.
    • Yin Li
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    COMPRESSOR, AND VEHICLE COMPRESSED AIR SYSTEM WITH A COMPRESSOR OF...

    • Publication number 20250230806
    • Publication date Jul 17, 2025
    • KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBH
    • Thomas KIPP
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EXPANDABLE, INNER LINER PUMP

    • Publication number 20250230810
    • Publication date Jul 17, 2025
    • VIKING PUMP, INC.
    • David FOWLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP WITH EVACUATED DRIVER

    • Publication number 20250229019
    • Publication date Jul 17, 2025
    • AG IP HOLDING, LLC
    • Patrick Kenneth Powell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INFLATION APPARATUS

    • Publication number 20250230804
    • Publication date Jul 17, 2025
    • HAINAN ZEBIN TECHNOLOGY TRADING CO., LTD.
    • Shijie LI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR REGENERATING CRYOPUMP

    • Publication number 20250230805
    • Publication date Jul 17, 2025
    • CRYO H&I, INC
    • Ki Chul CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP PERFORMANCE DATA LOGGING APPARATUS

    • Publication number 20250230809
    • Publication date Jul 17, 2025
    • KIMLEY-HORN TECHNOLOGY SOLUTIONS, INC.
    • Zak PURVIS
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Portable Fluid Tank System with Multi-State Control Interface and R...

    • Publication number 20250230808
    • Publication date Jul 17, 2025
    • Black & Decker Inc.
    • Heather M. Lockhart
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CONTAINER, MICROFLUIDIC DEVICE, AND DIAPHRAGM PUMP

    • Publication number 20250229268
    • Publication date Jul 17, 2025
    • NOK Corporation
    • Akira FUNAHASHI
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Portable Fluid Tank System with Diaphragm Pump

    • Publication number 20250230807
    • Publication date Jul 17, 2025
    • Black & Decker Inc.
    • Yin Li
    • B28 - WORKING CEMENT, CLAY, OR STONE