TREA

Engines characterised by using fresh charge for scavenging cylinders

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Industry

  • CPC
  • F02B25/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02BINTERNAL-COMBUSTION PISTON ENGINES COMBUSTION ENGINES IN GENERAL

Current Industry

F02B25/00Engines characterised by using fresh charge for scavenging cylinders

Sub Industries

F02B25/02using unidirectional scavenging F02B25/04Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke F02B25/06the cylinder-head ports being controlled by working pistons F02B25/08Engines with oppositely-moving reciprocating working pistons F02B25/10with one piston having a smaller diameter or shorter stroke than the other F02B25/12Engines with U-shaped cylinders, having ports in each arm F02B25/14using reverse-flow scavenging F02B25/145with intake and exhaust valves exclusively in the cylinder head F02B25/16the charge flowing upward essentially along cylinder wall opposite the inlet ports F02B25/18the charge flowing upward essentially along cylinder wall adjacent the inlet ports F02B25/20Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 F02B25/22by forming air cushion between charge and combustion residues F02B25/24Inlet or outlet openings being timed asymmetrically relative to bottom dead-centre F02B25/26Multi-cylinder engines other than those provided for in, or of interest apart from, groups F02B25/02 - F02B25/24 F02B25/28with V-, fan-, or star-arrangement of cylinders
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR INTAKE-TYPE TWO-STROKE ENGINE
    • Publication number 20250207527
    • Publication date Jun 26, 2025
    • Yamabiko Corporation
    • Kuniyoshi ETO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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    INTERNAL COMBUSTION ENGINE SYSTEM
    • Publication number 20250067207
    • Publication date Feb 27, 2025
    • VOLVO TRUCK CORPORATION
    • Fredrik Larsson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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    TWO-STROKE ENGINE WITH CRANKCASE FUEL INJECTOR
    • Publication number 20240426266
    • Publication date Dec 26, 2024
    • Maruyama Mfg. Co., Inc.
    • Terutaka YASUDA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    HIGH-EFFICIENCY LINEAR GENERATOR
    • Publication number 20240287930
    • Publication date Aug 29, 2024
    • Mainspring Energy, Inc.
    • Adam Simpson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    OPPOSED-PISTON ENGINE
    • Publication number 20240151177
    • Publication date May 9, 2024
    • Mitsubishi Heavy Industries, Ltd.
    • Shintaro SHUTO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    EXHUAST CATALYST LIGHT-OFF IN AN OPPOSED-PISTON ENGINE
    • Publication number 20240060455
    • Publication date Feb 22, 2024
    • Achates Power, Inc.
    • Ahmad GHAZI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AMMONIA-HYDROGEN FUSION FUEL DIFFUSION COMBUSTION CONTROL SYSTEM BA...
    • Publication number 20240018915
    • Publication date Jan 18, 2024
    • DONGFENG HONDA ENGINE CO.,LTD.
    • Zhibin Zeng
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE ENGINE AND METHOD FOR OPERATING A TWO-STROKE ENGINE
    • Publication number 20230399974
    • Publication date Dec 14, 2023
    • Andreas Stihl AG & Co KG
    • Robert Koehli
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OPPOSED-PISTON ENGINE
    • Publication number 20230392544
    • Publication date Dec 7, 2023
    • Mitsubishi Heavy Industries, Ltd.
    • Keita SUZUKI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE ENGINE WITH BLOWBY-GAS EXCHANGE AND VARIABLE COMBUSTION...
    • Publication number 20230272716
    • Publication date Aug 31, 2023
    • Aquarius Engines (A.M.) Ltd.
    • Shaul Haim YAAKOBY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    GAS EXCHANGE IN INTERNAL COMBUSTION ENGINES FOR INCREASED EFFICIENCY
    • Publication number 20230203981
    • Publication date Jun 29, 2023
    • LARS HARALD HEGGEN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SYSTEM DEVICE FOR STRATIFIED INJECTING EXHAUST GAS RECIRCULATION FO...
    • Publication number 20230193859
    • Publication date Jun 22, 2023
    • TIANJIN UNIVERSITY
    • Tianyou WANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SCHNUERLE SCAVENGING TWO-STROKE ENGINE
    • Publication number 20230193811
    • Publication date Jun 22, 2023
    • Yamabiko Corporation
    • Takahiro Yamazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE INTERNAL COMBUSTION ENGINE
    • Publication number 20230143774
    • Publication date May 11, 2023
    • Marek ZAK
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE INTERNAL COMBUSTION ENGINE AND ENGINE WORKING MACHINE
    • Publication number 20230133431
    • Publication date May 4, 2023
    • Yamabiko Corporation
    • Masanori NOGUCHI
    • 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

    HIGH-EFFICIENCY LINEAR GENERATOR
    • Publication number 20230101969
    • Publication date Mar 30, 2023
    • Mainspring Energy, Inc.
    • Adam Simpson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SPARK IGNITION INTERNAL COMBUSTION ENGINE
    • Publication number 20230047309
    • Publication date Feb 16, 2023
    • FPT INDUSTRIAL S.P.A.
    • Clino D'EPIRO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    T-SCAVENGED OPPOSED PISTON ENGINE
    • Publication number 20230044154
    • Publication date Feb 9, 2023
    • Pinnacle Engines, Inc.
    • Clayton Naber
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-CYCLE ENGINE
    • Publication number 20230036494
    • Publication date Feb 2, 2023
    • Yamabiko Corporation
    • Ken Shirai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL FEED UNIT AND TWO-STROKE ENGINE HAVING A FUEL FEED UNIT
    • Publication number 20230013645
    • Publication date Jan 19, 2023
    • Andreas Stihl AG & Co KG
    • Michael Grether
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TWO-STROKE ENGINE
    • Publication number 20230017963
    • Publication date Jan 19, 2023
    • Yamabiko Corporation
    • Kenta ITO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR-LEADING TYPE STRATIFIED SCAVENGING TWO-STROKE INTERNAL COMBUSTI...
    • Publication number 20220325659
    • Publication date Oct 13, 2022
    • Yamabiko Corporation
    • Yuta KOBAYASHI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-Stroke Engine, and Handheld Power Tool
    • Publication number 20220298961
    • Publication date Sep 22, 2022
    • HUSQVARNA AB
    • Markus Hedberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Thermal Management Of Aftertreatment Devices Of Opposed-Piston Engi...
    • Publication number 20220260028
    • Publication date Aug 18, 2022
    • Achates Power, Inc.
    • Fabien G. REDON
    • 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

    EXHAUST CATALYST LIGHT-OFF IN AN OPPOSED-PISTON ENGINE
    • Publication number 20220128012
    • Publication date Apr 28, 2022
    • Achates Power, Inc.
    • Ahmad Ghazi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    Engine Piston, Engine, Hand-Held Tool, and Method of Manufacturing...
    • Publication number 20220049642
    • Publication date Feb 17, 2022
    • HUSQVARNA AB
    • Henrik Assarsson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...