TREA

of intermeshing engagement type

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  • CPC
  • F01C1/08
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01CROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES F01C1/00Rotary-piston machines or engines

Current Industry

F01C1/08of intermeshing engagement type
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    GEAR WHEEL HAVING AN IMPROVED PROFILE
    • Publication number 20220282621
    • Publication date Sep 8, 2022
    • Settima Meccanica S.r.l.
    • Manuele Rossi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ROTARY ENGINE, PARTS THEREOF, AND METHODS
    • Publication number 20220056802
    • Publication date Feb 24, 2022
    • ASTRON AEROSPACE LLC
    • Matthew T. RILEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Fluid Flow Device
    • Publication number 20210301825
    • Publication date Sep 30, 2021
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS EXPANSION DEVICE AND METHOD FOR EXPANDING GAS
    • Publication number 20210207482
    • Publication date Jul 8, 2021
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Henrik OHMAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEALING SLEEVE FOR GEARED SHAFT OF GEARMOTOR ASSEMBLY
    • Publication number 20200018167
    • Publication date Jan 16, 2020
    • Nidec Motor Corporation
    • Joshua M. Biro
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCREW ROTOR DEVICE
    • Publication number 20190323349
    • Publication date Oct 24, 2019
    • Rotor Design Solutions Ltd
    • Daniel William Davey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTERNAL BEARING PLATE FOR GEARMOTOR ASSEMBLY
    • Publication number 20190136692
    • Publication date May 9, 2019
    • Nidec Motor Corporation
    • Daniel E. Hilton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY DEVICE AND A METHOD OF DESIGNING AND MAKING A ROTARY DEVICE
    • Publication number 20180100502
    • Publication date Apr 12, 2018
    • EPICAM LIMITED
    • Gunnar MOELLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BI-HELICAL TOOTHED WHEEL WITH VARIABLE HELIX ANGLE AND NON-ENCAPSUL...
    • Publication number 20180023561
    • Publication date Jan 25, 2018
    • SETTIMA MECCANICA S.R.L. - Società a Socio Unico
    • MANUELE ROSSI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OPTIMAL EXPANDER OUTLET PORTING
    • Publication number 20170350251
    • Publication date Dec 7, 2017
    • EATON CORPORATION
    • Matthew James FORTINI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTERNAL BEARING PLATE FOR GEARMOTOR ASSEMBLY
    • Publication number 20170114641
    • Publication date Apr 27, 2017
    • Nidec Motor Corporation
    • Daniel E. Hilton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GEAR PUMP OR HYDRAULIC GEAR MOTOR WITH HELICAL TOOTHING PROVIDED WI...
    • Publication number 20160265528
    • Publication date Sep 15, 2016
    • MARZOCCHI POMPE S.P.A.
    • Stefano FERRETTI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Shroud For Rotary Engine
    • Publication number 20150361794
    • Publication date Dec 17, 2015
    • Exponential Technologies, Inc.
    • Curtis Patterson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC GEAR MOTOR, GEAR PUMP AND GEARBOX WITH CONTINUOUSLY VARIA...
    • Publication number 20150354357
    • Publication date Dec 10, 2015
    • Pavol Figura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HOT-AIR ENGINE
    • Publication number 20140352310
    • Publication date Dec 4, 2014
    • Glyn Evans
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PUMP ROTOR AND INTERNAL GEAR PUMP USING THE SAME
    • Publication number 20140341769
    • Publication date Nov 20, 2014
    • Harumitsu Sasaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID-PRESSURE APPARATUS
    • Publication number 20140322060
    • Publication date Oct 30, 2014
    • SUMITOMO PRECISION PRODUCTS CO., LTD.
    • Hiroaki Takeda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gear Wheel with Profile Capable of Meshing with Semi-Encapsulation...
    • Publication number 20140271314
    • Publication date Sep 18, 2014
    • Settima Meccanica S.r.l.
    • Mario Antonio Morselli
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20140199198
    • Publication date Jul 17, 2014
    • Sumitomo Electric Sintered Alloy, Ltd.
    • Masato Uozumi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID DEVICE WITH PRESSURIZED ROLL POCKETS
    • Publication number 20140147321
    • Publication date May 29, 2014
    • EATON CORPORATION
    • Jay P. Lucas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Device of a Pair of Claw-Type Rotors Having Same Profiles
    • Publication number 20140102233
    • Publication date Apr 17, 2014
    • LIUNG FENG INDUSTRIAL CO., LTD.
    • Tsang Lin Hsu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTOR FOR PUMP
    • Publication number 20140079581
    • Publication date Mar 20, 2014
    • EDWARDS LIMITED
    • Nigel Paul Schofield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUPLING STRUCTURE FOR VACUUM EXHAUST DEVICE AND VACUUM EXHAUST SYSTEM
    • Publication number 20130280062
    • Publication date Oct 24, 2013
    • Ulvac, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW SHAFT STRUCTURE FOR DOUBLE-SHAFT EXTRUDER
    • Publication number 20130251582
    • Publication date Sep 26, 2013
    • Takuya Hamada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP OR MOTOR FOR LIQUID OR GASEOUS MEDIA
    • Publication number 20130224056
    • Publication date Aug 29, 2013
    • ROBERT BOSCH GmbH
    • Felix Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Positive Displacement Machine
    • Publication number 20130209306
    • Publication date Aug 15, 2013
    • Peter South
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY DEVICE AND A METHOD OF DESIGNING AND MAKING A ROTARY DEVICE
    • Publication number 20130142685
    • Publication date Jun 6, 2013
    • EPICAM LIMITED
    • Gunnar Moeller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICATION OF SCREW MACHINES
    • Publication number 20130052072
    • Publication date Feb 28, 2013
    • THE CITY UNIVERSITY
    • Ian Kenneth Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid Energy Transfer Device
    • Publication number 20130034462
    • Publication date Feb 7, 2013
    • George A. Yarr
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTORS FORMED USING INVOLUTE CURVES
    • Publication number 20120269669
    • Publication date Oct 25, 2012
    • Exponential Technologies, Inc.
    • Curtis Patterson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES