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  • CPC
  • F04C2250/30
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C2250/00Geometry

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F04C2250/30of the stator
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealing In Helical Trochoidal Rotary Machines
    • Publication number 20240280099
    • Publication date Aug 22, 2024
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Axial Load In Helical Trochoidal Rotary Machines
    • Publication number 20240093686
    • Publication date Mar 21, 2024
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH MODULUS LINERS IN PDM STATORS WITH DIAMETER RELIEFS COMPENSATI...
    • Publication number 20240044251
    • Publication date Feb 8, 2024
    • Abaco Drilling Technologies LLC
    • Peter Thomas Cariveau
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    STATIC SCROLL APPLIED IN SCROLL COMPRESSOR AND SCROLL COMPRESSOR
    • Publication number 20230417246
    • Publication date Dec 28, 2023
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CO., LTD.
    • Zhipeng YANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Machines With Teardrop-Shaped Rotors
    • Publication number 20230417242
    • Publication date Dec 28, 2023
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230358230
    • Publication date Nov 9, 2023
    • LG ELECTRONICS INC.
    • Yoonsung CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PLASTICIZER REDUCING DYNAMIC FATIGUE IN FIBER REINFORCED ELASTOMERS
    • Publication number 20230167280
    • Publication date Jun 1, 2023
    • Abaco Drilling Technologies LLC
    • Robert Bohmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230160383
    • Publication date May 25, 2023
    • DAIKIN INDUSTRIES, LTD.
    • Yousuke OHNISHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT MOTOR STATORS WITH DIAMETER RELIEFS COMPENSAT...
    • Publication number 20230065707
    • Publication date Mar 2, 2023
    • Abaco Drilling Technologies LLC
    • Peter Thomas Cariveau
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SCROLL COMPRESSOR INCLUDING END-PLATE SIDE STEPPED PORTIONS OF EACH...
    • Publication number 20220220960
    • Publication date Jul 14, 2022
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Hajime SATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial Load In Helical Trochoidal Rotary Machines
    • Publication number 20220205445
    • Publication date Jun 30, 2022
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND AIR CONDITIONER HAVING THE SAME
    • Publication number 20220178371
    • Publication date Jun 9, 2022
    • LG ELECTRONICS INC.
    • Jaeha LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROGRESSING CAVITY DEVICES AND ASSEMBLIES FOR COUPLING MULTIPLE STA...
    • Publication number 20220145882
    • Publication date May 12, 2022
    • National-Oilwell Varco, L.P.
    • Michael James Guidry
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PUMP APPARATUS
    • Publication number 20210324854
    • Publication date Oct 21, 2021
    • Hitachi Astemo, Ltd.
    • Jun SOEDA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Fixed-Eccentricity Helical Trochoidal Rotary Machines
    • Publication number 20210285440
    • Publication date Sep 16, 2021
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Helical Trochoidal Rotary Machines With Offset
    • Publication number 20210189880
    • Publication date Jun 24, 2021
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Machine With Pressure Relief Mechanism
    • Publication number 20210062655
    • Publication date Mar 4, 2021
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPACT DUAL-SECTION GEAR PUMP
    • Publication number 20200362860
    • Publication date Nov 19, 2020
    • Parker-Hannifin Corporation
    • John B. Einfalt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PLASTICIZER IMPROVING DYNAMIC FATIGUE PERFORMANCE IN FIBER REINFORC...
    • Publication number 20200224655
    • Publication date Jul 16, 2020
    • Abaco Drilling Technologies LLC
    • Robert Bohmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE
    • Publication number 20190234215
    • Publication date Aug 1, 2019
    • LONTRA LIMITED
    • Stephen Francis LINDSEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    STATOR AND ROTOR PROFILE FOR IMPROVED POWER SECTION PERFORMANCE AND...
    • Publication number 20190186204
    • Publication date Jun 20, 2019
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Anton Kolyshkin
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    TWIN VANE ROTARY VACUUM PUMP
    • Publication number 20190017507
    • Publication date Jan 17, 2019
    • WABCO EUROPE BVBA
    • David HEAPS
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE WITH ROTOR HAVING OFFSET PERIPHERAL SURFACE
    • Publication number 20190003307
    • Publication date Jan 3, 2019
    • Pratt & Whitney Canada Corp.
    • Jean-Gabriel GAUVREAU
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SCROLL COMPRESSOR FOR A VEHICLE AIR-CONDITIONING SYSTEM
    • Publication number 20180335031
    • Publication date Nov 22, 2018
    • HANON SYSTEMS
    • Bernd Guntermann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method For Impregnating The Stator Of A Progressive Cavity Assembly...
    • Publication number 20180328359
    • Publication date Nov 15, 2018
    • Tenax Energy Solutions, LLC
    • Kevin Dewayne Jones
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Rotary Machine
    • Publication number 20180291740
    • Publication date Oct 11, 2018
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    A STATOR OF A ROTARY VANE-TYPE PUMP
    • Publication number 20180238326
    • Publication date Aug 23, 2018
    • Alexandr Vasilievich Mikheev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP AND DETERMINING METHOD FOR INNER PROFILE OF CAM RING COMP...
    • Publication number 20180230803
    • Publication date Aug 16, 2018
    • MYUNGHWA IND. CO., LTD.
    • Sang-woo KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ABATEMENT SYSTEM
    • Publication number 20180207576
    • Publication date Jul 26, 2018
    • Edwards Limited
    • Andrew James Seeley
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HERMETIC COMPRESSOR
    • Publication number 20180187680
    • Publication date Jul 5, 2018
    • LG Electronics Inc.
    • Seokhwan Moon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...