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CPC
F01L2800/01

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES F01L2800/00Methods of operation using a variable valve timing mechanism

Current Industry

F01L2800/01Starting

Industries

Patents Grantslast 30 patents

Information Patent Grant
Controller device for variable valve timing apparatus
- Patent number 12,018,622
- Issue date Jun 25, 2024
- Hitachi Astemo, Ltd.
- Yuta Koike
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Extended phaser range of authority for reduced effective compressio...
- Patent number 11,859,520
- Issue date Jan 2, 2024
- FCA US LLC
- Andrew L Morris
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hybrid phaser with hydraulic lock in an intermediate position
- Patent number 11,725,546
- Issue date Aug 15, 2023
- BorgWarner Inc.
- Brian Kenyon
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Control device and method for controlling a compression release bra...
- Patent number 11,649,773
- Issue date May 16, 2023
- Scania CV AB
- Hans Göransson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for controlling camshaft orientation for improved engine re-...
- Patent number 11,643,950
- Issue date May 9, 2023
- BorgWarner Inc.
- Andrew Morris
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Methods and system for operating skipped cylinders to provide secon...
- Patent number 11,635,004
- Issue date Apr 25, 2023
- Ford Global Technologies, LLC
- Rani Kiwan
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Control method of securing CVVD startability and CVVD system therefor
- Patent number 11,614,038
- Issue date Mar 28, 2023
- Hyundai Motor Company
- Min-Kyu Won
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Engine control apparatus
- Patent number 11,591,938
- Issue date Feb 28, 2023
- Toyota Jidosha Kabushiki Kaisha
- Hitoki Sugimoto
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Systems and methods for providing compression release with continuo...
- Patent number 11,473,459
- Issue date Oct 18, 2022
- Ford Global Technologies, LLC
- Brad Alan VanDerWege
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Electric variable cam timing control device
- Patent number 11,421,564
- Issue date Aug 23, 2022
- Denso Corporation
- Yoshiki Kato
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve opening and closing timing control device
- Patent number 11,408,309
- Issue date Aug 9, 2022
- AISIN CORPORATION
- Kazuo Ueda
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Advance locked spool valve pump phaser with hydraulic detent valve
- Patent number 11,396,831
- Issue date Jul 26, 2022
- BorgWarner, Inc.
- Anand Barve
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pre-lubrication and skip fire operations during engine cranking
- Patent number 11,203,954
- Issue date Dec 21, 2021
- Cummins Inc.
- J. Steven Kolhouse
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Valve timing adjustment device, and control device and control meth...
- Patent number 11,008,902
- Issue date May 18, 2021
- Denso Corporation
- Hiroki Takahashi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for controlling an internal combustion engine having a camshaft
- Patent number 10,808,636
- Issue date Oct 20, 2020
- Vitesco Technologies GmbH
- Wolfgang Stowasser
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Control apparatus and control method for variable valve timing mech...
- Patent number 10,767,552
- Issue date Sep 8, 2020
- Hitachi Automotive Systems, Ltd.
- Kentaro Mikawa
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of implementing control logic of compression-ignition engine
- Patent number 10,767,577
- Issue date Sep 8, 2020
- Mazda Motor Corporation
- Masanari Sueoka
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Oil supply device for engine
- Patent number 10,738,664
- Issue date Aug 11, 2020
- Mazda Motor Corporation
- Masanori Hashimoto
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Zero pressure unlocking system for a phaser
- Patent number 10,690,019
- Issue date Jun 23, 2020
- BorgWarner Inc.
- Braman Wing
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
System and method for a variable cam timing phase control apparatus...
- Patent number 10,683,780
- Issue date Jun 16, 2020
- Ford Global Technologies, LLC
- Mohammad Ali Moetakef
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Control device for internal combustion engine
- Patent number 10,655,546
- Issue date May 19, 2020
- Toyota Jidosha Kabushiki Kaisha
- Shigeki Miyashita
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
System and method for controlling valve timing of continuous variab...
- Patent number 10,634,067
- Issue date Apr 28, 2020
- Hyundai Motor Company
- In Sang Ryu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for determining the state of rotation of a camshaft of a veh...
- Patent number 10,634,077
- Issue date Apr 28, 2020
- Continental Automotive France
- Christophe Mazenc
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Controller for internal combustion engine
- Patent number 10,619,588
- Issue date Apr 14, 2020
- Aisin Seiki Kabushiki Kaisha
- Seiichi Fujimoto
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Temperature independent camshaft phaser actuation strategy
- Patent number 10,612,431
- Issue date Apr 7, 2020
- Schaeffler Technologies AG & Co. KG
- Andrew Mlinaric
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve clearance setting and adjustment systems and related methods
- Patent number 10,557,382
- Issue date Feb 11, 2020
- R. Bradford Fawley
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve opening and closing timing control apparatus
- Patent number 10,550,736
- Issue date Feb 4, 2020
- Aisin Seiki Kabushiki Kaisha
- Hiroyuki Amano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and system for variable cam timing device
- Patent number 10,465,568
- Issue date Nov 5, 2019
- Ford Global Technologies, LLC
- Paul A. Pietrzyk
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Internal combustion engine system
- Patent number 10,465,573
- Issue date Nov 5, 2019
- Toyota Jidosha Kabushiki Kaisha
- Shigehiro Sugihira
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Abnormality diagnosis system for internal combustion engine and abn...
- Patent number 10,450,904
- Issue date Oct 22, 2019
- Toyota Jidosha Kabushiki Kaisha
- Masahiro Kachi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
CAMSHAFT ADJUSTMENT SYSTEM FOR FLEXIBLY STARTING AN INTERNAL COMBUS...
- Publication number 20240287921
- Publication date Aug 29, 2024
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Gerhard Scheidig
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
METHODS AND SYSTEM FOR OPERATING SKIPPED CYLINDERS TO PROVIDE SECON...
- Publication number 20220333509
- Publication date Oct 20, 2022
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Rani Kiwan
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS DEVICE
- Publication number 20220325642
- Publication date Oct 13, 2022
- AISIN CORPORATION
- Shuhei SUGIYAMA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROL DEVICE AND METHOD FOR CONTROLLING A COMPRESSION RELEASE BRA...
- Publication number 20220307430
- Publication date Sep 29, 2022
- SCANIA CV AB
- Hans GÖRANSSON
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SYSTEMS AND METHODS FOR PROVIDING COMPRESSION RELEASE WITH CONTINUO...
- Publication number 20220010702
- Publication date Jan 13, 2022
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Brad Alan VanDerWege
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ADVANCE LOCKED SPOOL VALVE PUMP PHASER WITH HYDRAULIC DETENT VALVE
- Publication number 20210324771
- Publication date Oct 21, 2021
- BORGWARNER, INC.
- Anand Barve
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HYBRID PHASER WITH HYDRAULIC LOCK IN AN INTERMEDIATE POSITION
- Publication number 20210277808
- Publication date Sep 9, 2021
- BorgWarner Inc.
- Brian Kenyon
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE OPENING AND CLOSING TIMING CONTROL DEVICE
- Publication number 20210189918
- Publication date Jun 24, 2021
- AISIN SEIKI KABUSHIKI KAISHA
- Kazuo UEDA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PRE-LUBRICATION AND SKIP FIRE OPERATIONS DURING ENGINE CRANKING
- Publication number 20210025298
- Publication date Jan 28, 2021
- Cummins Inc.
- J. Steven Kolhouse
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ELECTRIC VARIABLE CAM TIMING CONTROL DEVICE
- Publication number 20200370451
- Publication date Nov 26, 2020
- DENSO CORPORATION
- Yoshiki KATO
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE TIMING ADJUSTMENT DEVICE, AND CONTROL DEVICE AND CONTROL METH...
- Publication number 20200256219
- Publication date Aug 13, 2020
- DENSO CORPORATION
- Hiroki TAKAHASHI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190277204
- Publication date Sep 12, 2019
- Toyota Jidosha Kabushiki Kaisha
- Shigeki Miyashita
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROLLER FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190017457
- Publication date Jan 17, 2019
- AISIN SEIKI KABUSHIKI KAISHA
- Seiichi Fujimoto
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE HAVING A CAMSHAFT
- Publication number 20180298836
- Publication date Oct 18, 2018
- CONTINENTAL AUTOMOTIVE GMBH
- Wolfgang STOWASSER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ABNORMALITY DIAGNOSIS SYSTEM FOR INTERNAL COMBUSTION ENGINE AND ABN...
- Publication number 20180283233
- Publication date Oct 4, 2018
- Toyota Jidosha Kabushiki Kaisha
- Masahiro KACHI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Method for Starting an Internal Combustion Engine
- Publication number 20180283343
- Publication date Oct 4, 2018
- Bayerische Motoren Werke Aktiengesellschaft
- Din WABBALS
- B60 - VEHICLES IN GENERAL
Information Patent Application
VARIABLE VALVE ACTUATOR HAVING LOW-PRESSURE RELIEF
- Publication number 20180171881
- Publication date Jun 21, 2018
- Caterpillar Inc.
- Kendall Dean YEAGER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD AND SYSTEM FOR VARIABLE CAM TIMING DEVICE
- Publication number 20170191386
- Publication date Jul 6, 2017
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Paul A. Pietrzyk
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
START OF AN INTERNAL COMBUSTION ENGINE WITH AT LEAST ONE ENGINE VAL...
- Publication number 20160290186
- Publication date Oct 6, 2016
- JACOBS VEHICLE SYSTEMS, INC.
- G. Michael Gron
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VEHICLE CONTROL DEVICE WITH AUTOMATIC ENGINE STOP FUNCTION
- Publication number 20150252735
- Publication date Sep 10, 2015
- NISSAN MOTOR CO., LTD.
- Shuichi Orita
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VALVE TIMING ADJUSTMENT APPARATUS
- Publication number 20140366823
- Publication date Dec 18, 2014
- Hirohisa NODA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VARIABLE LOST MOTION VALVE ACTUATOR AND METHOD
- Publication number 20140311449
- Publication date Oct 23, 2014
- Joesph M. Vorih
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20140290606
- Publication date Oct 2, 2014
- TOYOTA JIDOSHA KABUSHIKI KAISHA
- Hiroshi Kanai
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
INTERNAL COMBUSTION ENGINE
- Publication number 20140283771
- Publication date Sep 25, 2014
- AISIN SEIKI KABUSHIKI KAISHA
- Hiroki Mukaide
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
USING CAMSHAFT TIMING DEVICE WITH HYDRAULIC LOCK IN AN INTERMEDIATE...
- Publication number 20140244141
- Publication date Aug 28, 2014
- BorgWarner Inc.
- Anna Strehlau
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20140230762
- Publication date Aug 21, 2014
- Toyokazu Nakashima
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ENGINE CONTROL SYSTEM HAVING A CAM PHASER
- Publication number 20140224200
- Publication date Aug 14, 2014
- CATERPILLAR INC.
- Aaron C. Luft
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
STARTING DEVICE OF SPARK-IGNITION MULTI-CYLINDER ENGINE
- Publication number 20140202407
- Publication date Jul 24, 2014
- Mazda Motor Corporation
- Keiichi Miyamoto
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROCKER LATCH FOR CONTROLLING ENGINE VALVE ACTUATION
- Publication number 20140182539
- Publication date Jul 3, 2014
- JACOBS VEHICLE SYSTEMS, INC.
- G. Michael Gron
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ENGINE VALVE TIMING CONTROL APPARATUS
- Publication number 20140165939
- Publication date Jun 19, 2014
- NISSAN MOTOR CO., LTD.
- Hironori Ito
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Controller device for variable valve timing apparatus

Extended phaser range of authority for reduced effective compressio...

Hybrid phaser with hydraulic lock in an intermediate position

Control device and method for controlling a compression release bra...

Method for controlling camshaft orientation for improved engine re-...

Methods and system for operating skipped cylinders to provide secon...

Control method of securing CVVD startability and CVVD system therefor

Engine control apparatus

Systems and methods for providing compression release with continuo...

Electric variable cam timing control device

Valve opening and closing timing control device

Advance locked spool valve pump phaser with hydraulic detent valve

Pre-lubrication and skip fire operations during engine cranking

Valve timing adjustment device, and control device and control meth...

Method for controlling an internal combustion engine having a camshaft

Control apparatus and control method for variable valve timing mech...

Method of implementing control logic of compression-ignition engine

Oil supply device for engine

Zero pressure unlocking system for a phaser

System and method for a variable cam timing phase control apparatus...

Control device for internal combustion engine

System and method for controlling valve timing of continuous variab...

Method for determining the state of rotation of a camshaft of a veh...

Controller for internal combustion engine

Temperature independent camshaft phaser actuation strategy

Valve clearance setting and adjustment systems and related methods

Valve opening and closing timing control apparatus

Method and system for variable cam timing device

Internal combustion engine system

Abnormality diagnosis system for internal combustion engine and abn...

Patents Applicationslast 30 patents

CAMSHAFT ADJUSTMENT SYSTEM FOR FLEXIBLY STARTING AN INTERNAL COMBUS...

METHODS AND SYSTEM FOR OPERATING SKIPPED CYLINDERS TO PROVIDE SECON...

VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS DEVICE

CONTROL DEVICE AND METHOD FOR CONTROLLING A COMPRESSION RELEASE BRA...

SYSTEMS AND METHODS FOR PROVIDING COMPRESSION RELEASE WITH CONTINUO...

ADVANCE LOCKED SPOOL VALVE PUMP PHASER WITH HYDRAULIC DETENT VALVE

HYBRID PHASER WITH HYDRAULIC LOCK IN AN INTERMEDIATE POSITION

VALVE OPENING AND CLOSING TIMING CONTROL DEVICE

PRE-LUBRICATION AND SKIP FIRE OPERATIONS DURING ENGINE CRANKING

ELECTRIC VARIABLE CAM TIMING CONTROL DEVICE

VALVE TIMING ADJUSTMENT DEVICE, AND CONTROL DEVICE AND CONTROL METH...

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

CONTROLLER FOR INTERNAL COMBUSTION ENGINE

METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE HAVING A CAMSHAFT

ABNORMALITY DIAGNOSIS SYSTEM FOR INTERNAL COMBUSTION ENGINE AND ABN...

Method for Starting an Internal Combustion Engine

VARIABLE VALVE ACTUATOR HAVING LOW-PRESSURE RELIEF

METHOD AND SYSTEM FOR VARIABLE CAM TIMING DEVICE

START OF AN INTERNAL COMBUSTION ENGINE WITH AT LEAST ONE ENGINE VAL...

VEHICLE CONTROL DEVICE WITH AUTOMATIC ENGINE STOP FUNCTION

VALVE TIMING ADJUSTMENT APPARATUS

VARIABLE LOST MOTION VALVE ACTUATOR AND METHOD

VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

INTERNAL COMBUSTION ENGINE

USING CAMSHAFT TIMING DEVICE WITH HYDRAULIC LOCK IN AN INTERMEDIATE...

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

ENGINE CONTROL SYSTEM HAVING A CAM PHASER

STARTING DEVICE OF SPARK-IGNITION MULTI-CYLINDER ENGINE

ROCKER LATCH FOR CONTROLLING ENGINE VALVE ACTUATION

ENGINE VALVE TIMING CONTROL APPARATUS