TREA

Rotary expansible chamber devices

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  • US Classification
  • 418
US Patent Classification (USPC) is no longer used by USPTO since June 2015. Please refer to similar CPC classifications / industries.

Current Industry

418Rotary expansible chamber devices
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Gear Pump Bearing Dam
    • Publication number 20150147211
    • Publication date May 28, 2015
    • Woodward, Inc.
    • Adam F. Czerwonka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20150147214
    • Publication date May 28, 2015
    • DAIKIN INDUSTRIES, LTD.
    • Kenji Nagahara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll-Type Fluid Machine with Grease-Lubricated Orbiting Bearing
    • Publication number 20150147215
    • Publication date May 28, 2015
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kiminori IWANO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS COMPRESSOR
    • Publication number 20150147216
    • Publication date May 28, 2015
    • CALSONIC KANSEI CORPORATION
    • Hirotada Shimaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS COMPRESSOR
    • Publication number 20150147213
    • Publication date May 28, 2015
    • Calsonic Kansel Corporation
    • Kouji Hirono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REVERSIBLE PNEUMATIC VANE MOTOR
    • Publication number 20150147212
    • Publication date May 28, 2015
    • Atlas Copco Industrial Technique AB
    • Anders Urban Nelson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL COMPRESSOR AND AIR CONDITIONER INCLUDING A SCROLL COMPRESSOR
    • Publication number 20150135764
    • Publication date May 21, 2015
    • LG ELECTRONICS INC.
    • Byeongsu KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROGRESSIVE CAVITY PUMP
    • Publication number 20150139842
    • Publication date May 21, 2015
    • Christian Bratu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HOUSING FOR A ROTARY VANE PUMP
    • Publication number 20150139845
    • Publication date May 21, 2015
    • PFEIFFER VACUUM GMBH
    • Christopher Kobus
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLADE-TYPE FLUID TRANSMISSION DEVICE
    • Publication number 20150139846
    • Publication date May 21, 2015
    • Gene-Huang Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VALVE DEVICE FOR A HYDRAULIC CIRCUIT, AND OIL PUMP CONTROL ASSEMBLY
    • Publication number 20150139840
    • Publication date May 21, 2015
    • PIERBURG GMBH
    • Rolf Lappan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Pump
    • Publication number 20150139841
    • Publication date May 21, 2015
    • Yamada Manufacturing Co., Ltd.
    • Masato IZUTSU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Internal Gear Pump
    • Publication number 20150139843
    • Publication date May 21, 2015
    • Viking Pump, Inc.
    • Scott M. Meyer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH OIL MANAGEMENT SYSTEM
    • Publication number 20150139844
    • Publication date May 21, 2015
    • Emerson Climate Technologies, Inc.
    • Masao Akei
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP UNIT
    • Publication number 20150132170
    • Publication date May 14, 2015
    • Christoph Walz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PUMP OR MOTOR WITH ORBITAL PISTON ASPIRATION, METHODS OF PRO...
    • Publication number 20150132167
    • Publication date May 14, 2015
    • Fritz Forgy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROOTS-STYLE BLOWER WITH LEAKAGE MECHANISMS
    • Publication number 20150132171
    • Publication date May 14, 2015
    • VOLVO CAR CORPORATION
    • Magnus KNUTSSON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS COMPRESSOR
    • Publication number 20150132168
    • Publication date May 14, 2015
    • CALSONIC KANSEI CORPORATION
    • Masahiro Tsuda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSTIVE DISPLACEMENT PUMP
    • Publication number 20150132169
    • Publication date May 14, 2015
    • Joma-Polytec GmbH
    • Andreas Blank
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MICROPUMP, BEARING ELEMENT FOR A MICROPUMP, AND WORKING METHOD
    • Publication number 20150132172
    • Publication date May 14, 2015
    • HNP MIKROSYSTEME GmbH
    • Sven Reimann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROGRESSING CAVITY PUMP/MOTOR
    • Publication number 20150125329
    • Publication date May 7, 2015
    • National-Oilwell Varco, L.P.
    • Michael J. Guidry
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20150125330
    • Publication date May 7, 2015
    • DENSO CORPORATION
    • Masato Komura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DISPLACEMENT PUMP
    • Publication number 20150125331
    • Publication date May 7, 2015
    • Joma-Polytec GmbH
    • Andreas Blank
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20150125332
    • Publication date May 7, 2015
    • Magna Powertrain Bad Homburg GmbH
    • Kerstin Rosenkranz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OPTIMIZED HELIX ANGLE ROTORS FOR ROOTS-STYLE SUPERCHARGER
    • Publication number 20150118086
    • Publication date Apr 30, 2015
    • EATON CORPORATION
    • Matthew G. Swartzlander
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE OIL PUMP
    • Publication number 20150118087
    • Publication date Apr 30, 2015
    • Mikuni Corporation
    • Hiroyuki Oda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20150118092
    • Publication date Apr 30, 2015
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Shugo TAKAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH UNLOADER COUNTERWEIGHT ASSEMBLY
    • Publication number 20150118089
    • Publication date Apr 30, 2015
    • Emerson Climate Technologies, Inc.
    • Jeff Berning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP ASSEMBLY WITH MOVABLE END PLATE FOR ROTO...
    • Publication number 20150118094
    • Publication date Apr 30, 2015
    • EATON CORPORATION
    • Daniel R. Ouwenga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Eccentric Screw Pump And Use Of An Eccentric Screw Pump
    • Publication number 20150118085
    • Publication date Apr 30, 2015
    • Lorenz Lessmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...