Details relating to the hydraulic feeding circuit

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F01L2001/34423

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES

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F01L2001/34423Details relating to the hydraulic feeding circuit

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Patents Grantslast 30 patents

Information Patent Grant
Variable cam timing phaser
- Patent number 12,338,753
- Issue date Jun 24, 2025
- BorgWarner Inc.
- Michael Smart
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Installation structure for oil control valve
- Patent number 12,091,995
- Issue date Sep 17, 2024
- Suzuki Motor Corporation
- Hisashi Ozeki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
One-piece camshaft bearing cap
- Patent number 12,025,034
- Issue date Jul 2, 2024
- Cummins Inc.
- Adam C. Cecil
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
System and method for variable valve timing
- Patent number 12,000,314
- Issue date Jun 4, 2024
- Jay Tran
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hydraulically lockable variable camshaft phaser
- Patent number 11,898,472
- Issue date Feb 13, 2024
- Schaeffler Technologies AG & Co. KG
- Andrew Mlinaric
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Oil pressure actuated phaser with a lock pin shutoff
- Patent number 11,885,245
- Issue date Jan 30, 2024
- BorgWarner Inc.
- Anand Barve
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Variable valve timing system
- Patent number 11,773,756
- Issue date Oct 3, 2023
- Suzuki Motor Corporation
- Yasuto Takashiba
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Variable valve timing system
- Patent number 11,773,755
- Issue date Oct 3, 2023
- Suzuki Motor Corporation
- Yasuto Takashiba
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pressure shifted valve timing
- Patent number 11,761,357
- Issue date Sep 19, 2023
- Regents of The University of Minnesota
- Grey C. Boyce-Erickson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Recirculating hydraulic fluid control valve
- Patent number 11,753,969
- Issue date Sep 12, 2023
- Schaeffler Technologies AG & Co. KG
- Gustavo de Oliveira Figueiredo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Recirculating hydraulic fluid control valve
- Patent number 11,560,813
- Issue date Jan 24, 2023
- Schaeffler Technologies AG & Co. KG
- Steven Burke
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve assembly for controlling a camshaft timing apparatus
- Patent number 11,384,662
- Issue date Jul 12, 2022
- HELLA GMBH & CO. KGAA
- Hagen Mueller
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Camshaft adjuster
- Patent number 11,131,220
- Issue date Sep 28, 2021
- Schaeffler Technologies AG & Co. KG
- Olaf Boese
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Camshaft adjusting system with means for catching hydraulic fluid d...
- Patent number 11,041,411
- Issue date Jun 22, 2021
- Schaeffler Technologies AG & Co. KG
- Stefan Kramer
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve timing controller
- Patent number 11,041,412
- Issue date Jun 22, 2021
- Aisin Seiki Kabushiki Kaisha
- Takeo Asahi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Mechanism for locking a variable cam timing device
- Patent number 11,015,491
- Issue date May 25, 2021
- BorgWarner Inc.
- Jared D. Nichols
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Oldham flexplate for concentric camshafts controlled by variable ca...
- Patent number 10,954,829
- Issue date Mar 23, 2021
- BorgWarner, Inc.
- Shawn Blackmur
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Variable camshaft phaser with magnetic locking cover bushing
- Patent number 10,954,828
- Issue date Mar 23, 2021
- Schaeffler Technologies AG & Co. KG
- Alexandre Camilo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve timing adjustment device
- Patent number 10,858,965
- Issue date Dec 8, 2020
- Denso Corporation
- Tetsuro Mitsutani
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve timing change device
- Patent number 10,858,966
- Issue date Dec 8, 2020
- Mikuni Corporation
- Takahiro Ogura
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Camshaft adjusting system having a hydraulic camshaft adjuster and...
- Patent number 10,844,754
- Issue date Nov 24, 2020
- Schaeffler Technologies AG & Co. KG
- Jürgen Weber
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotational hydraulic logic device and variable cam timing phaser ut...
- Patent number 10,844,755
- Issue date Nov 24, 2020
- Scania CV AB
- Daniel Olovsson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve timing control device for internal combustion engine
- Patent number 10,837,326
- Issue date Nov 17, 2020
- HITACHI AUTOMOTIVE SYSTEMS, LTD.
- Shohei Okada
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Variable camshaft timing mechanism with a lock pin engaged by oil p...
- Patent number 10,767,518
- Issue date Sep 8, 2020
- BorgWarner Inc.
- Franklin R. Smith
- 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
Drive unit for straddled vehicle
- Patent number 10,711,878
- Issue date Jul 14, 2020
- YAMAHA HATSUDOKI KABUSHIKI KAISHA
- Makoto Kobayashi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Adjustable camshaft having a phase actuator
- Patent number 10,683,781
- Issue date Jun 16, 2020
- ThyssenKrupp Presta TecCenter AG
- Michael Kunz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Device for controlling at least one valve in an internal combustion...
- Patent number 10,648,373
- Issue date May 12, 2020
- Volvo Truck Corporation
- Per Persson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Camshaft centering in the split rotor of a hydraulic camshaft adjuster
- Patent number 10,584,617
- Issue date Mar 10, 2020
- Schaeffler Technologies AG & Co. KG
- Juergen Weber
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Hydrostatic camshaft phaser
- Patent number 10,570,785
- Issue date Feb 25, 2020
- BorgWarner, Inc.
- Chad McCLoy
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE CAM TIMING PHASER
- Publication number 20250154886
- Publication date May 15, 2025
- BorgWarner Inc.
- Michael Smart
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PRESSURE SHIFTED VALVE TIMING
- Publication number 20220074324
- Publication date Mar 10, 2022
- Regents of the University of Minnesota
- Grey C. Boyce-Erickson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VARIABLE CAMSHAFT PHASER WITH MAGNETIC LOCKING COVER BUSHING
- Publication number 20200332682
- Publication date Oct 22, 2020
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Alexandre Camilo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
VALVE TIMING CHANGE DEVICE
- Publication number 20200263573
- Publication date Aug 20, 2020
- Mikuni Corporation
- Takahiro OGURA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
OLDHAM FLEXPLATE FOR CONCENTRIC CAMSHAFTS CONTROLLED BY VARIABLE CA...
- Publication number 20200200052
- Publication date Jun 25, 2020
- BORGWARNER, INC.
- Shawn Blackmur
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20200123938
- Publication date Apr 23, 2020
- Hitachi Automotive Systems, Ltd.
- Shohei OKADA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HYDROSTATIC CAMSHAFT PHASER
- Publication number 20200025044
- Publication date Jan 23, 2020
- BORGWARNER, INC.
- Chad McCloy
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CONTROL VALVE FOR A CAMSHAFT ADJUSTER
- Publication number 20190353061
- Publication date Nov 21, 2019
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- David KOEHLER
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
OIL SUPPLY DEVICE OF INTERNAL COMBUSTION ENGINE
- Publication number 20190316498
- Publication date Oct 17, 2019
- MAZDA MOTOR CORPORATION
- Tomohiro Koguchi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CAMSHAFT CENTERING IN THE SPLIT ROTOR OF A HYDRAULIC CAMSHAFT ADJUSTER
- Publication number 20180274399
- Publication date Sep 27, 2018
- Juergen Weber
- B22 - CASTING POWDER METALLURGY
Information Patent Application
ADJUSTABLE CAMSHAFT HAVING A PHASE ACTUATOR
- Publication number 20180238200
- Publication date Aug 23, 2018
- ThyssenKrupp Presta TecCenter AG
- Michael KUNZ
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
DRIVE UNIT FOR STRADDLED VEHICLE
- Publication number 20180231116
- Publication date Aug 16, 2018
- YAMAHA HATSUDOKI KABUSHIKI KAISHA
- Makoto KOBAYASHI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
VALVE TIMING REGULATION DEVICE
- Publication number 20180112563
- Publication date Apr 26, 2018
- Denso Corporation
- Tetsuro MITSUTANI
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
OUTPUT ELEMENT OF A CAMSHAFT ADJUSTER HAVING A PARTIAL STRUCTURING...
- Publication number 20170314426
- Publication date Nov 2, 2017
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Juergen WEBER
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CAMSHAFT ADJUSTER WITH A CENTRAL VALVE AND WITHOUT A T BRANCH
- Publication number 20170260885
- Publication date Sep 14, 2017
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Ali Bayrakdar
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CAMSHAFT ADJUSTER HAVING A CHAMBER SHORT-CIRCUITING, PRESSURE-CONTR...
- Publication number 20170211430
- Publication date Jul 27, 2017
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Torsten ZSCHIESCHANG
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HYDRAULIC CIRCUIT FOR INTERNAL COMBUSTION ENGINE
- Publication number 20170159508
- Publication date Jun 8, 2017
- Mikuni Corporatioon
- Hideaki Kusanagi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE OPENING/CLOSING TIMING CONTROL APPARATUS
- Publication number 20170159511
- Publication date Jun 8, 2017
- AISIN SEIKI KABUSHIKI KAISHA
- Masaki KOBAYASHI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Method For Adjusting An Actuator Element For A Camshaft Of An Inter...
- Publication number 20170145871
- Publication date May 25, 2017
- CONTINENTAL AUTOMOTIVE GMBH
- Wolfgang Stowasser
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS
- Publication number 20170130621
- Publication date May 11, 2017
- AISIN SEIKI KABUSHIKI KAISHA
- Hideyuki SUGANUMA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CAMSHAFT ADJUSTER INCLUDING A BLOCKING PIN FOR PRESSURE RELIEF OF T...
- Publication number 20170107869
- Publication date Apr 20, 2017
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Jochen Thielen
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VARIABLE VALVE ACTUATION APPARATUS FOR INTERNAL COMBUSTION ENGINE
- Publication number 20170037747
- Publication date Feb 9, 2017
- Toyota Jidosha Kabushiki Kaisha
- Yu YOKOYAMA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
CONNECTION CONCEPT OF A MULTIPART ROTOR FOR A HYDRAULIC CAMSHAFT AD...
- Publication number 20170037746
- Publication date Feb 9, 2017
- SCHAEFFLER TECHNOLOGIES AG & CO. LG
- Juergen Weber
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ROTOR ASSEMBLY WITH INNER DIAMETER DIVIDER PATTERN
- Publication number 20170002696
- Publication date Jan 5, 2017
- BorgWarner Inc.
- Chad McCloy
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
INTERMEDIATE PHASE ADJUSTMENT APPARATUS OF CVVT
- Publication number 20160376938
- Publication date Dec 29, 2016
- Hyundai Motor Company
- Chung Han Oh
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
MULTI-POSITION CAMSHAFT PHASER WITH TWO ONE-WAY WEDGE CLUTCHES
- Publication number 20160326918
- Publication date Nov 10, 2016
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Debora Manther
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
OIL CHANNELS, PRODUCED WITHOUT CUTTING AND PROVIDED IN A SPLIT ROTO...
- Publication number 20160305291
- Publication date Oct 20, 2016
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Juergen WEBER
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ANTI-TWIST PROTECTION FOR THE INNER PART OF A SPLIT ROTOR FOR A HYD...
- Publication number 20160305292
- Publication date Oct 20, 2016
- SCHAEFFLER TECHNOLOGIES AG & CO. KG
- Juergen Weber
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
VALVE OPENING/CLOSING TIMING CONTROL DEVICE
- Publication number 20160281549
- Publication date Sep 29, 2016
- AISIN SEIKI KABUSHIKI KAISHA
- Kenji IKEDA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
METHOD AND APPARATUS FOR CONTROLLING CVVT ENGINE OF INTERMEDIATE PHASE
- Publication number 20160003109
- Publication date Jan 7, 2016
- Hyundai Motor Company
- Hyun KIM
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Details relating to the hydraulic feeding circuit

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Variable cam timing phaser

Installation structure for oil control valve

One-piece camshaft bearing cap

System and method for variable valve timing

Hydraulically lockable variable camshaft phaser

Oil pressure actuated phaser with a lock pin shutoff

Variable valve timing system

Variable valve timing system

Pressure shifted valve timing

Recirculating hydraulic fluid control valve

Recirculating hydraulic fluid control valve

Valve assembly for controlling a camshaft timing apparatus

Camshaft adjuster

Camshaft adjusting system with means for catching hydraulic fluid d...

Valve timing controller

Mechanism for locking a variable cam timing device

Oldham flexplate for concentric camshafts controlled by variable ca...

Variable camshaft phaser with magnetic locking cover bushing

Valve timing adjustment device

Valve timing change device

Camshaft adjusting system having a hydraulic camshaft adjuster and...

Rotational hydraulic logic device and variable cam timing phaser ut...

Valve timing control device for internal combustion engine

Variable camshaft timing mechanism with a lock pin engaged by oil p...

Oil supply device for engine

Drive unit for straddled vehicle

Adjustable camshaft having a phase actuator

Device for controlling at least one valve in an internal combustion...

Camshaft centering in the split rotor of a hydraulic camshaft adjuster

Hydrostatic camshaft phaser

Patents Applicationslast 30 patents

VARIABLE CAM TIMING PHASER

PRESSURE SHIFTED VALVE TIMING

VARIABLE CAMSHAFT PHASER WITH MAGNETIC LOCKING COVER BUSHING

VALVE TIMING CHANGE DEVICE

OLDHAM FLEXPLATE FOR CONCENTRIC CAMSHAFTS CONTROLLED BY VARIABLE CA...

VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

HYDROSTATIC CAMSHAFT PHASER

CONTROL VALVE FOR A CAMSHAFT ADJUSTER

OIL SUPPLY DEVICE OF INTERNAL COMBUSTION ENGINE

CAMSHAFT CENTERING IN THE SPLIT ROTOR OF A HYDRAULIC CAMSHAFT ADJUSTER

ADJUSTABLE CAMSHAFT HAVING A PHASE ACTUATOR

DRIVE UNIT FOR STRADDLED VEHICLE

VALVE TIMING REGULATION DEVICE

OUTPUT ELEMENT OF A CAMSHAFT ADJUSTER HAVING A PARTIAL STRUCTURING...

CAMSHAFT ADJUSTER WITH A CENTRAL VALVE AND WITHOUT A T BRANCH

CAMSHAFT ADJUSTER HAVING A CHAMBER SHORT-CIRCUITING, PRESSURE-CONTR...

HYDRAULIC CIRCUIT FOR INTERNAL COMBUSTION ENGINE

VALVE OPENING/CLOSING TIMING CONTROL APPARATUS

Method For Adjusting An Actuator Element For A Camshaft Of An Inter...

VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS

CAMSHAFT ADJUSTER INCLUDING A BLOCKING PIN FOR PRESSURE RELIEF OF T...

VARIABLE VALVE ACTUATION APPARATUS FOR INTERNAL COMBUSTION ENGINE

CONNECTION CONCEPT OF A MULTIPART ROTOR FOR A HYDRAULIC CAMSHAFT AD...

ROTOR ASSEMBLY WITH INNER DIAMETER DIVIDER PATTERN

INTERMEDIATE PHASE ADJUSTMENT APPARATUS OF CVVT

MULTI-POSITION CAMSHAFT PHASER WITH TWO ONE-WAY WEDGE CLUTCHES

OIL CHANNELS, PRODUCED WITHOUT CUTTING AND PROVIDED IN A SPLIT ROTO...

ANTI-TWIST PROTECTION FOR THE INNER PART OF A SPLIT ROTOR FOR A HYD...

VALVE OPENING/CLOSING TIMING CONTROL DEVICE

METHOD AND APPARATUS FOR CONTROLLING CVVT ENGINE OF INTERMEDIATE PHASE