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by varying the length of stroke of the working members

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  • F04B49/12
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B49/00Control

Current Industry

F04B49/12by varying the length of stroke of the working members
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR COMPRESSOR FOR VEHICLE
    • Publication number 20240352925
    • Publication date Oct 24, 2024
    • Hyundai Motor Company
    • Seong Cheol CHO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METERING POSITIVE DISPLACEMENT PUMP STROKE LENGTH LIMITER
    • Publication number 20240352928
    • Publication date Oct 24, 2024
    • Saudi Arabian Oil Company
    • Ahmad Hamad ALHARBI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENERGY STORAGE DEVICE AND WORK MACHINE
    • Publication number 20240309609
    • Publication date Sep 19, 2024
    • Yanmar Holdings Co., Ltd.
    • Takeshi OUCHIDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    MECHANISM FOR ELECTRONIC ADJUSTMENT OF FLOWS IN FIXED DISPLACEMENT...
    • Publication number 20240218860
    • Publication date Jul 4, 2024
    • FLUID METERING, INC.
    • Francis Dongil SUH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MECHANISM FOR ELECTRONIC ADJUSTMENT OF FLOWS IN FIXED DISPLACEMENT...
    • Publication number 20240218859
    • Publication date Jul 4, 2024
    • FLUID METERING, INC.
    • Francis Dongil SUH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating Piston Pump for Conveying a Medium
    • Publication number 20240141890
    • Publication date May 2, 2024
    • HAUHINCO MASCHINENFABRIK G. HAUSHERR, JOCHUMS GMBH & CO. KG
    • Katharina Schrank
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC PUMP PERFORMANCE DETERIORATION DETECTION SYSTEM
    • Publication number 20240141885
    • Publication date May 2, 2024
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    APPARATUS FOR FILLING CARTRIDGES OF E-VAPOR DEVICES
    • Publication number 20240101289
    • Publication date Mar 28, 2024
    • Altria Client Services LLC
    • Travis Martin GARTHAFFNER
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Application

    VARIABLE CAPACITY RECIPROCATING PUMP
    • Publication number 20240060485
    • Publication date Feb 22, 2024
    • Diversey, Inc.
    • Gregory R. Alcott
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INFLATION PUMP AND INFLATION DEVICE
    • Publication number 20240035461
    • Publication date Feb 1, 2024
    • GUANGDONG BOLTPOWER ENERGY CO., LTD.
    • Yuefei LIAO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PUMP COMPRISING COOLING MEANS
    • Publication number 20230383742
    • Publication date Nov 30, 2023
    • F2M
    • Eric Michalski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BENT AXIS PLUNGER-TYPE VARIABLE HYDRAULIC MOTOR PUMP
    • Publication number 20230366393
    • Publication date Nov 16, 2023
    • BEIJING JODIN TECHNOLOGY CO. LTD
    • Yanyang LIU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NEGATIVE PRESSURE WOUND THERAPY APPARATUS AND METHODS
    • Publication number 20230355861
    • Publication date Nov 9, 2023
    • Smith & Nephew PLC
    • Ben Alan Askem
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    PUMP AND COMBINATION PUMP/MIXER DEVICE
    • Publication number 20230358223
    • Publication date Nov 9, 2023
    • ALPHINITY USA, INC.
    • Michael C. Gagne
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PUMP SYSTEM, USE OF A PNEUMATIC RESISTANCE AND MEDICAL DEVICE OR GA...
    • Publication number 20230220845
    • Publication date Jul 13, 2023
    • Drager Safety AG & Co. KGaA
    • Hans-Ullrich HANSMANN
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    VARIABLE DISPLACEMENT PISTON PUMP WITH ELECTRONIC CONTROL UNIT TO P...
    • Publication number 20230204029
    • Publication date Jun 29, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • Weishun Willaim Ni
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    HYDRAULIC PUMP
    • Publication number 20230193886
    • Publication date Jun 22, 2023
    • Nabtesco Corporation
    • Toshiya AKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Disc Valve
    • Publication number 20230193906
    • Publication date Jun 22, 2023
    • ROBERT BOSCH GmbH
    • Thomas Chapman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ASSISTIVE TORQUE ELECTRO-HYDRAULIC PISTON PUMP SYSTEM
    • Publication number 20230151800
    • Publication date May 18, 2023
    • MOOG INC.
    • David GEIGER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT PUMPS
    • Publication number 20230130997
    • Publication date Apr 27, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • Matej Rutar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Valve piston pump body device
    • Publication number 20230122682
    • Publication date Apr 20, 2023
    • Lei Yu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    VARIABLE POSITIVE DISPLACEMENT PUMP ACTUATOR SYSTEMS
    • Publication number 20230105578
    • Publication date Apr 6, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • Ryan Susca
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DRIVE SYSTEM
    • Publication number 20230100781
    • Publication date Mar 30, 2023
    • Graco Minnesota Inc.
    • James M. Dalton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CALIBRATABLE VARIABLE DISPLACEMENT PUMP
    • Publication number 20230058600
    • Publication date Feb 23, 2023
    • FLUID METERING, INC.
    • Richard Charles Hill
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON PUMP CONTROLLER
    • Publication number 20230052785
    • Publication date Feb 16, 2023
    • Caterplllar Inc.
    • Arick BAKKEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP CONTROLLER AND METHOD OF OPERATION
    • Publication number 20230015141
    • Publication date Jan 19, 2023
    • Graco Minnesota Inc.
    • Bryan K. Colby
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP SYSTEM WITH OVER-TEMPERATURE PREVENTION
    • Publication number 20220268272
    • Publication date Aug 25, 2022
    • Parker-Hannifin Corporation
    • Steve A. KRANE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS COMPRESSOR AND SYSTEM AND METHOD FOR GAS COMPRESSING
    • Publication number 20220268273
    • Publication date Aug 25, 2022
    • I-JACK TECHNOLOGIES INCORPORATED
    • Dan McCarthy
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    AIR CYLINDER
    • Publication number 20220243720
    • Publication date Aug 4, 2022
    • SMC Corporation
    • Naoki KOUTA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METERING PUMP WITH TEMPORARY REVERSAL OF DIRECTION OF THE DISPLACEM...
    • Publication number 20220243709
    • Publication date Aug 4, 2022
    • ProMinent GmbH
    • Christian Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...