Valve return spring arrangements

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Patents Applicationslast 30 patents

  • Information Patent Application

    TWISTED VALVE SPRING

    • Publication number 20240191641
    • Publication date Jun 13, 2024
    • Honda Motor Co., Ltd.
    • David Raymond Reiné
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DECOMPRESSION DEVICE AND ENGINE

    • Publication number 20240151166
    • Publication date May 9, 2024
    • SUZUKI MOTOR CORPORATION
    • Yuichi KAWANO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE VALVE ASSEMBLY INCLUDING DETENT MECHANISM CONFIGURED TO INCR...

    • Publication number 20230313713
    • Publication date Oct 5, 2023
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Maqsood Rizwan ALI KHAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPACT ENGINE BRAKE WITH PRESSURE-CONTROL RESET

    • Publication number 20230235687
    • Publication date Jul 27, 2023
    • PACBRAKE COMPANY
    • Kody TAYLOR
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CAMSHAFT RETAINERS WITH AS-PRESSED WINDAGE RELIEF HOLES AND A METHO...

    • Publication number 20230052425
    • Publication date Feb 16, 2023
    • Richard William Smith
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SWITCHING ROCKER ARM HAVING STAMPED INNER ARM CONFIGURATION

    • Publication number 20230024930
    • Publication date Jan 26, 2023
    • Eaton Intelligent Power Limited
    • Alessio LORENZON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPACT ENGINE BRAKE WITH PRESSURE-CONTROL RESET

    • Publication number 20220307392
    • Publication date Sep 29, 2022
    • PACBRAKE COMPANY
    • Kody TAYLOR
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTATING ACTUATOR SYSTEM FOR CONTROLLING VALVE ACTUATION IN AN INTE...

    • Publication number 20220178279
    • Publication date Jun 9, 2022
    • JACOBS VEHICLE SYSTEMS, INC.
    • G. Michael GRON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVE SPRING RETAINER INCORPORATING LUBRICATION OIL TRAP

    • Publication number 20220154605
    • Publication date May 19, 2022
    • Cummins Power Generation Limited
    • Simon Anthony Burge
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Hydraulic Drive for Accelerating and Braking Dynamically Moving Com...

    • Publication number 20220042428
    • Publication date Feb 10, 2022
    • EMPA EIDGENÖSSISCHE MATERIAL-PRÜFUNGS- UND FORSCHUNGSANSTALT
    • Wolfgang Schneider
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVE ROTATING DEVICE

    • Publication number 20210388742
    • Publication date Dec 16, 2021
    • MAN Truck & Bus SE
    • Ulrich Boehme
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    IMPROVED COMBUSTION ENGINE

    • Publication number 20210340930
    • Publication date Nov 4, 2021
    • JAMES DOMENIC KRAJANCICH
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Variable Valve Lift Device and Automobile

    • Publication number 20210332725
    • Publication date Oct 28, 2021
    • GUANGZHOU AUTOMOBILE GROUP CO., LTD.
    • Zhen LU
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVE SPRING RETAINER AND INTERNAL COMBUSTION ENGINE

    • Publication number 20210293161
    • Publication date Sep 23, 2021
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yasuo OKAMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LOST MOTION MECHANISM, VALVE GEAR AND ENGINE

    • Publication number 20210199028
    • Publication date Jul 1, 2021
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yasuo OKAMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SYSTEM AND METHOD FOR VARIABLE ACTUATION OF VALVES OF AN INTERNAL C...

    • Publication number 20210164368
    • Publication date Jun 3, 2021
    • C.R.F. Societa Consortile per Azioni
    • Raffaele RICCO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE AND VEHICLE

    • Publication number 20210140348
    • Publication date May 13, 2021
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yasuo OKAMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL PASSAGE SWITCHING VALVE AND VALVE TIMING CHANGING APPARATUS

    • Publication number 20210062689
    • Publication date Mar 4, 2021
    • Mikuni Corporation
    • Chikara OIKAWA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE

    • Publication number 20210010444
    • Publication date Jan 14, 2021
    • Honda Motor Co., Ltd.
    • Soji KASHIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Hydraulic Drive for Accelerating and Braking Dynamically Moving Com...

    • Publication number 20210003045
    • Publication date Jan 7, 2021
    • EMPA EIDGENÖSSISCHE MATERIAL-PRÜFUNGS- UND FORSCHUNGSANSTALT
    • Wolfgang Schneider
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE, STRADDLED VEHICLE, AND METHOD FOR MANUF...

    • Publication number 20200325845
    • Publication date Oct 15, 2020
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Manabu MIYATA
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    VALVE ROCKER ARM ASSEMBLY, VARIABLE AIR DISTRIBUTION MECHANISM AND...

    • Publication number 20200318554
    • Publication date Oct 8, 2020
    • WEICHAI POWER CO., LTD.
    • Qiang ZHAN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    DEVICE FOR VARYING LOAD OF VALVE SYSTEM

    • Publication number 20200318502
    • Publication date Oct 8, 2020
    • Hyundai Motor Company
    • Jung Ho Kim
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC TYPE SCISSORS GEAR OF VEHICLE ENGINE

    • Publication number 20200292060
    • Publication date Sep 17, 2020
    • Hyundai Motor Company
    • Jae Hee Jeon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE VALVE SPRING WITH DAMPING

    • Publication number 20200284172
    • Publication date Sep 10, 2020
    • Sven Walter Pruett
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PRELOADED TORSIONAL BIASING DEVICE

    • Publication number 20190292953
    • Publication date Sep 26, 2019
    • BorgWarner Inc.
    • Chad MCCLOY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE

    • Publication number 20190284967
    • Publication date Sep 19, 2019
    • OTICS Corporation
    • Naoki Hiramatsu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SYSTEM AND METHOD FOR ACTUATING AN ENGINE VALVE OF AN INTERNAL COMB...

    • Publication number 20190162085
    • Publication date May 30, 2019
    • C.R.F. Societa Consortile per Azioni
    • Sergio STUCCHI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE AND STRADDLED VEHICLE HAVING THE SAME

    • Publication number 20190153911
    • Publication date May 23, 2019
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Manabu MIYATA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COIL SPRING

    • Publication number 20190085927
    • Publication date Mar 21, 2019
    • Suncall Corporation
    • Ryuji KISHIHARA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...