of counter-engagement type

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  • Information Patent Application

    VANE PUMP UNIT

    • Publication number 20150204326
    • Publication date Jul 23, 2015
    • SHOWA CORPORATION
    • Yoshihiro TSUKAHARA
    • 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

    ELECTRIC OIL PUMP

    • Publication number 20150086405
    • Publication date Mar 26, 2015
    • AISIN SEIKI KABUSHIKI KAISHA
    • Hidefumi KONAKAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Compressor Having Gate Axially Movable With Respect To Rotor

    • Publication number 20150017046
    • Publication date Jan 15, 2015
    • Torad Engineering, LLC
    • GREGORY T. KEMP
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR HAVING GATE AXIALLY MOVABLE WITH RESPECT TO ROTOR

    • Publication number 20120207639
    • Publication date Aug 16, 2012
    • Gregory T. Kemp
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid-displacement assembly

    • Publication number 20090081063
    • Publication date Mar 26, 2009
    • Gregory T. Kemp
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary compressor

    • Publication number 20090081064
    • Publication date Mar 26, 2009
    • Gregory T. Kemp
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES