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the charge flowing upward essentially along cylinder wall opposite the inlet ports

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02BINTERNAL-COMBUSTION PISTON ENGINES COMBUSTION ENGINES IN GENERAL F02B25/00Engines characterised by using fresh charge for scavenging cylinders

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F02B25/16the charge flowing upward essentially along cylinder wall opposite the inlet ports
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Patents Grantslast 30 patents

  • Information Patent Grant

    Two-stroke engine
    • Patent number 12,098,669
    • Issue date Sep 24, 2024
    • Yamabiko Corporation
    • Kuniyoshi Eto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke internal combustion engine and engine working machine
    • Patent number 11,946,408
    • Issue date Apr 2, 2024
    • Yamabiko Corporation
    • Masanori Noguchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 11,598,247
    • Issue date Mar 7, 2023
    • Yamabiko Corporation
    • Hisato Onodera
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 11,492,956
    • Issue date Nov 8, 2022
    • EMAK S.P.A.
    • Andrea Bertani
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two stroke engine with valves actuated by air pressure near bottom...
    • Patent number 11,280,254
    • Issue date Mar 22, 2022
    • Cesar Mercier
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-cycle engine and engine work machine
    • Patent number 10,260,453
    • Issue date Apr 16, 2019
    • KOKI HOLDINGS CO., LTD.
    • Yosuke Yoshizaki
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Adjustment of ignition timing at cut out
    • Patent number 9,938,955
    • Issue date Apr 10, 2018
    • Husqvarna AB
    • Johan Assargård
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Carburetor for stratified scavenging two-stroke engine
    • Patent number 9,903,314
    • Issue date Feb 27, 2018
    • Yamabiko Corporation
    • Shirou Yamaguchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-cycle engine
    • Patent number 9,816,431
    • Issue date Nov 14, 2017
    • Hitachi Koki Co., Ltd.
    • Shigetoshi Ishida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke engine
    • Patent number 9,316,145
    • Issue date Apr 19, 2016
    • Makita Corporation
    • Kenji Imafuku
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-stroke engine
    • Patent number 9,249,716
    • Issue date Feb 2, 2016
    • Makita Corporation
    • Yoshiaki Takayanagi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal combustion engine, in particular two-stroke internal combu...
    • Patent number 9,151,213
    • Issue date Oct 6, 2015
    • Makita Corporation
    • Harry Radel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 8,955,475
    • Issue date Feb 17, 2015
    • Yamabiko Corporation
    • Takahiro Yamazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Loop scavenged two-stroke internal combustion engine
    • Patent number 8,800,508
    • Issue date Aug 12, 2014
    • Yamabiko Corporation
    • Naoki Koga
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-stroke engine
    • Patent number 8,770,159
    • Issue date Jul 8, 2014
    • Makita Corporation
    • Yoshiaki Takayanagi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-cycle engine
    • Patent number 8,181,611
    • Issue date May 22, 2012
    • Nikko Tanaka Engineering Co., Ltd.
    • Shigetoshi Ishida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke motor with an improved transfer port
    • Patent number 7,543,554
    • Issue date Jun 9, 2009
    • Dolmar GmbH
    • Markus Kruger
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke engine
    • Patent number 7,363,888
    • Issue date Apr 29, 2008
    • Andreas Stihl AG & Co KG
    • Axel Klimmek
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Lead air control apparatus of stratified scavenging two-cycle engine
    • Patent number 7,128,031
    • Issue date Oct 31, 2006
    • Komatsu Zenoah Co.
    • Kazuo Shirakami
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-cycle combustion engine
    • Patent number 7,089,891
    • Issue date Aug 15, 2006
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tsuneyoshi Yuasa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke engine
    • Patent number 7,013,850
    • Issue date Mar 21, 2006
    • Andreas Stihl AG & Co KG
    • Antonio Fattorusso
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-cycle combustion engine with air scavenging system
    • Patent number 6,978,744
    • Issue date Dec 27, 2005
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Tsuneyoshi Yuasa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Scavenging insert for an engine
    • Patent number 6,848,399
    • Issue date Feb 1, 2005
    • Electrolux Home Products, Inc.
    • Paul D. Watkins
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection control system and control method for two-cycle in-c...
    • Patent number 6,722,341
    • Issue date Apr 20, 2004
    • Kokusan Denki Co., Ltd.
    • Tsuneaki Endou
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 6,662,766
    • Issue date Dec 16, 2003
    • Kioritz Corporation
    • Tsuneo Araki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Two-cycle internal combustion engine
    • Patent number 6,588,382
    • Issue date Jul 8, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hisashi Uneta
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Two-stroke engine
    • Patent number 6,523,509
    • Issue date Feb 25, 2003
    • Andreas Stihl AG & Co.
    • Jochen Kramer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Two-stroke internal combustion engine
    • Patent number 6,513,465
    • Issue date Feb 4, 2003
    • Kioritz Corporation
    • Takashi Fukuoka
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Two-stroke engine
    • Patent number 6,499,445
    • Issue date Dec 31, 2002
    • Xiao-jing Han
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-stroke cycle engine
    • Patent number 6,497,204
    • Issue date Dec 24, 2002
    • Komatsu Zenoah, Co.
    • Hiroshi Miyazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    TWO-STROKE ENGINE
    • Publication number 20230265781
    • Publication date Aug 24, 2023
    • Yamabiko Corporation
    • Kuniyoshi ETO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE INTERNAL COMBUSTION ENGINE AND ENGINE WORKING MACHINE
    • Publication number 20230119430
    • Publication date Apr 20, 2023
    • Yamabiko Corporation
    • Masanori NOGUCHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE INTERNAL COMBUSTION ENGINE
    • Publication number 20220154629
    • Publication date May 19, 2022
    • Yamabiko Corporation
    • Hisato ONODERA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE INTERNAL COMBUSTION ENGINE
    • Publication number 20220065159
    • Publication date Mar 3, 2022
    • EMAK S.P.A.
    • Andrea BERTANI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    A TWO STROKE ENGINE WITH VALVES ACTUATED BY AIR PRESSURE NEAR BOTTO...
    • Publication number 20210293177
    • Publication date Sep 23, 2021
    • Cesar Mercier
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STRATIFIED SCAVENGING TWO-STROKE ENGINE
    • Publication number 20140251293
    • Publication date Sep 11, 2014
    • MAKITA CORPORATION
    • Yoshiaki Takayanagi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-Stroke Internal Combustion Engine
    • Publication number 20140238371
    • Publication date Aug 28, 2014
    • Yamabiko Corporation
    • Takahiro Yamazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE, IN PARTICULAR TWO-STROKE INTERNAL COMBU...
    • Publication number 20130255652
    • Publication date Oct 3, 2013
    • MAKITA CORPORATION
    • Harry RADEL
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STRATIFIED SCAVENGING TWO-CYCLE ENGINE
    • Publication number 20120260900
    • Publication date Oct 18, 2012
    • Hitachi Koki Co., Ltd.
    • Shigetoshi ISHIDA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    LOOP SCAVENGED TWO-STROKE INTERNAL COMBUSTION ENGINE
    • Publication number 20120024276
    • Publication date Feb 2, 2012
    • Yamabiko Corporation
    • Naoki Koga
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STRATIFIED TWO-STROKE ENGINE AND FUEL
    • Publication number 20110220074
    • Publication date Sep 15, 2011
    • Jay Sirangala Veerathappa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STRATIFIED SCAVENGING TWO-STROKE ENGINE
    • Publication number 20110162630
    • Publication date Jul 7, 2011
    • Makita Corporation
    • Yoshiaki Takayanagi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STRATIFIED SCAVENGING TWO-CYCLE ENGINE
    • Publication number 20100012106
    • Publication date Jan 21, 2010
    • Shigetoshi Ishida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO CYCLE ENGINE
    • Publication number 20090013980
    • Publication date Jan 15, 2009
    • Ken Takachi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TWO-STROKE MOTOR WITH AN IMPROVED TRANSFER PORT
    • Publication number 20080110446
    • Publication date May 15, 2008
    • DOLMAR GmbH
    • Markus Kruger
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-Stroke Engine
    • Publication number 20060225677
    • Publication date Oct 12, 2006
    • Andreas Stihl AG & Co KG
    • Axel Klimmek
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Lead air control apparatus of stratified scavenging two-cycle engine
    • Publication number 20060060157
    • Publication date Mar 23, 2006
    • Kazuo Shirakami
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-cycle combustion engine
    • Publication number 20040255883
    • Publication date Dec 23, 2004
    • Tsuneyoshi Yuasa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-cycle combustion engine with air scavenging system
    • Publication number 20040244738
    • Publication date Dec 9, 2004
    • Tsuneyoshi Yuasa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SCAVENGING INSERT FOR AN ENGINE
    • Publication number 20040237914
    • Publication date Dec 2, 2004
    • Electrolux Home Products, Inc.
    • Paul D. Watkins
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-stroke engine
    • Publication number 20040216706
    • Publication date Nov 4, 2004
    • Andreas Stihl AG & Co. KG.
    • Antonio Fattorusso
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Thermal 2 stroke engine with reduced pollution and 4 stroke engine...
    • Publication number 20040216705
    • Publication date Nov 4, 2004
    • EURL D.L.D.
    • Didier Le Bleis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-stroke internal combustion engine
    • Publication number 20030075123
    • Publication date Apr 24, 2003
    • Tsuneo Araki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Fuel injection control system and control method for two-cycle in-c...
    • Publication number 20020148436
    • Publication date Oct 17, 2002
    • Jun Kawagoe
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Two-stroke internal combustion engine
    • Publication number 20020104493
    • Publication date Aug 8, 2002
    • Takashi Fukuoka
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Two-stroke engine
    • Publication number 20020073954
    • Publication date Jun 20, 2002
    • Xiao-Jing Han
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-stroke engine
    • Publication number 20020026912
    • Publication date Mar 7, 2002
    • Jochen Kramer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-cycle internal combustion engine
    • Publication number 20020020369
    • Publication date Feb 21, 2002
    • Hisashi Uneta
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Two-stroke engine
    • Publication number 20010018901
    • Publication date Sep 6, 2001
    • Heiko Rosskamp
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS