the inner and outer member being in contact along more than one line or surface

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY VANE INTERNAL COMBUSTION ENGINE

    • Publication number 20210199047
    • Publication date Jul 1, 2021
    • Irineu Gelson Prado LONGHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SIX-STROKE ROTARY-VANE INTERNAL COMBUSTION ENGINE

    • Publication number 20190145261
    • Publication date May 16, 2019
    • Nickolay Mikhailovich KRIVKO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CIRCLE ELLIPSE ENGINE

    • Publication number 20180347363
    • Publication date Dec 6, 2018
    • Robert A. Grisar
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PNEUMATIC MOTOR WITH DUAL AIR INTAKE

    • Publication number 20180209272
    • Publication date Jul 26, 2018
    • YU-JEN WU
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DOUBLE-WORKING-MEDIUM EXPANDER USED FOR TWO-STAGE ORGANIC RANKINE C...

    • Publication number 20180187549
    • Publication date Jul 5, 2018
    • TIANJIN UNIVERSITY
    • Gequn SHU
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    HYDRAULIC MACHINE

    • Publication number 20180106152
    • Publication date Apr 19, 2018
    • Norman Ian Mathers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PNEUMATIC TOOL MOTOR ROTOR WITH THRUST AUGMENTATION EFFECT

    • Publication number 20150330219
    • Publication date Nov 19, 2015
    • Ching-Shun CHANG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Fluid Regulating Valve

    • Publication number 20150118088
    • Publication date Apr 30, 2015
    • ENERGREEN AS
    • Trond Melhus
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY MACHINE

    • Publication number 20140356213
    • Publication date Dec 4, 2014
    • Kjell Vading
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Control of chamber combustion and operation of a guided-vane rotary...

    • Publication number 20140261295
    • Publication date Sep 18, 2014
    • Arnold J. Beal
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Vane for a Vane Cell Device, as Well as a Vane Cell Device

    • Publication number 20140219853
    • Publication date Aug 7, 2014
    • SAETA GMBH & CO. KG
    • Eggert Bülk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EXPANDER CIRCUIT

    • Publication number 20140199200
    • Publication date Jul 17, 2014
    • Magna Powertrain AG & Co KG
    • Wolfgang Auinger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY VANE EXPANDER

    • Publication number 20140134028
    • Publication date May 15, 2014
    • Liebherr Machines Bulle SA
    • Bouzid Seba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY HEAT ENGINE

    • Publication number 20130340707
    • Publication date Dec 26, 2013
    • Victor Garcia Rodriguez
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotor and hydraulic motor including the rotor

    • Publication number 20130251583
    • Publication date Sep 26, 2013
    • Kin Wa Chan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CYLINDER DIVIDING MECHANISM OF A PNEUMATIC TOOL

    • Publication number 20130202471
    • Publication date Aug 8, 2013
    • SING HUA INDUSTRIAL CO., LTD.
    • Ching-Shun Chang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Apparatus And Method Of Converting A Portion Of The Specific Energy...

    • Publication number 20120073297
    • Publication date Mar 29, 2012
    • Trond Melhus
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY MACHINE WITH ROLLER CONTROLLED VANES

    • Publication number 20120031368
    • Publication date Feb 9, 2012
    • TONY SLEIMAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SLIDING VANE ROTARY EXPANDER FOR WASTE HEAT RECOVERY SYSTEM

    • Publication number 20110271674
    • Publication date Nov 10, 2011
    • AVL North America Inc.
    • Ho Teng
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Isochoric Heat Addition Engines and Methods

    • Publication number 20110023814
    • Publication date Feb 3, 2011
    • LIQUIDPISTON, INC.
    • Nikolay Shkolnik
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary displacement steam engine

    • Publication number 20100154420
    • Publication date Jun 24, 2010
    • Yasushi Yamamoto
    • F22 - STEAM GENERATION
  • Information Patent Application

    Split-chamber rotary engine

    • Publication number 20100122684
    • Publication date May 20, 2010
    • Egidio L. De Oliveira
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Internal Combustion Engine

    • Publication number 20090223480
    • Publication date Sep 10, 2009
    • Korona Group, Ltd.
    • Tony Sleiman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Hydrogen G-Cycle Rotary Internal Combustion Engine

    • Publication number 20080247897
    • Publication date Oct 9, 2008
    • PRIME MOVER INTERNATIONAL, LLC
    • Barry R. Guthrie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPOSITE FLUID MACHINE

    • Publication number 20080193301
    • Publication date Aug 14, 2008
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Toshiro FUJII
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Shuba rotary internal combustion engine with rotating combustion ch...

    • Publication number 20080135012
    • Publication date Jun 12, 2008
    • Yaroslav M. Shuba
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON AND METHODS FOR OPERATING A ROTARY PISTON AS A PUMP,...

    • Publication number 20070065326
    • Publication date Mar 22, 2007
    • Robert J. Orsello
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary positive displacement engine

    • Publication number 20060120895
    • Publication date Jun 8, 2006
    • Edmond J. Gardner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary internal combustion engine

    • Publication number 20060102139
    • Publication date May 18, 2006
    • Balbino Fernandez Garcia
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Low input torque rotor for vane pump

    • Publication number 20060073031
    • Publication date Apr 6, 2006
    • Sauer-Danfoss Inc.
    • Michael A. Betz
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES