F01L 1/26

Sub-Class

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Description

Class  F01L : CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES


Subclass 1/26: Valve-gear or valve arrangements, e.g. lift-valve gear (lift valve and valve seat assemblies per seF01L 3/00; slide-valve gear F01L 5/00; actuated non-mechanically F01L 9/00; valve arrangements in working piston or piston-rod F01L 11/00; modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations F01L 13/00) characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift valves per cylinder (with coaxial valves F01L 1/28)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12258888 Valve actuation system comprising hydraulic lash adjuster operating via a one-way coupling mechanismMay 03, 24Mar 25, 25Jacobs Vehicle Systems, Inc.
12247502 Multi-cylinder internal combustion engine, with cylinders equipped with intake valve variable actuation systems having hydraulic circuits which cross each otherNov 14, 22Mar 11, 25C.R.F. Società Consortile per Azioni
12234753 Tappet assembly for valve lift profile modificationMay 03, 23Feb 25, 25Cummins Inc.
12221910 Variable valve deviceSep 01, 23Feb 11, 25Suzuki Motor Corporation
12188385 Rocker arm assemblyApr 26, 22Jan 07, 25EATON INTELLIGENT POWER LIMITED
12188420 Combined engine braking and positive power engine lost motion valve actuation systemNov 20, 19Jan 07, 25Jacobs Vehicle Systems, Inc.
12180865 Latch assembly and valvetrain comprising sameJan 20, 22Dec 31, 24EATON INTELLIGENT POWER LIMITED
12163447 Rocker arm assemblyJan 30, 23Dec 10, 24EATON INTELLIGENT POWER LIMITED
12152512 Rocker arm assembly comprising swing bridgeAug 02, 23Nov 26, 24EATON INTELLIGENT POWER LIMITED
12152515 Engine braking systemJan 05, 22Nov 26, 24Deere & Company
12146427 Switchable rocker arm for controlling the lift of a valve bridge or a single valve of valve train group of an internal combustion engine and valve train group comprising at least a such switchable rocker armSep 21, 21Nov 19, 24STREPARAVA S.P.A. CON SOCIO UNICO
12123328 Swing bridgeAug 02, 23Oct 22, 24EATON INTELLIGENT POWER LIMITED
12123369 Active method for cold start emissions reductionFeb 08, 23Oct 22, 24Hyundai Motor Company; KIA CORPORATION;
12116909 Auxiliary framework for electrically latched rocker armsOct 16, 17Oct 15, 24EATON INTELLIGENT POWER LIMITED
12098660 Switchable valve bridgeJul 21, 23Sep 24, 24Schaeffler Technologies AG & Co. KG
12071870 Castellation assembly, rocker arm, and actuator assembly thereforOct 22, 21Aug 27, 24EATON INTELLIGENT POWER LIMITED
12071867 Rocker arm assembly with valve bridgeMar 06, 23Aug 27, 24EATON INTELLIGENT POWER LIMITED
12060815 Variable valve train for an engine braking modeJul 17, 20Aug 13, 24MAN TRUCK & BUS SE
12055075 Valve actuation system comprising rocker assemblies sharing an output rockerDec 16, 23Aug 06, 24Jacobs Vehicle Systems Inc.
12031459 Rocker arm assembliesOct 30, 20Jul 09, 24EATON INTELLIGENT POWER LIMITED

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0116,213 SYSTEM AND METHOD FOR ACTUATING ENGINE VALVES INCLUDING A RECOMPRESSION RELIEF VALVE EVENTOct 04, 24Apr 10, 25Not available
2025/0075,643 VALVE BRIDGE WITH INTEGRATED SPLINE BUSHING FOR LOST MOTION AND ENGINE BRAKEMar 15, 23Mar 06, 25Not available
2025/0075,644 Swing BridgeSep 26, 24Mar 06, 25Not available
2025/0043,703 VALVE BRIDGE WITH INTEGRATED SPLINE BUSHING FOR LOST MOTIONDec 02, 22Feb 06, 25Not available
2025/0043,704 HYDRAULIC CAPSULE FOR HYDRAULIC LASH ADJUSTMENTOct 22, 24Feb 06, 25Not available
2025/0035,015 CONCENTRIC CIRCULAR VALVE TRAIN VALVE MECHANISM FOR INTERNAL COMBUSTION ENGINEApr 23, 24Jan 30, 25Not available
2025/0003,358 VALVE TRAIN FOR AN INTERNAL COMBUSTION ENGINE, IN PARTICULAR OF A MOTOR VEHICLE, AND INTERNAL COMBUSTION ENGINENov 21, 22Jan 02, 25Not available
2024/0418,108 CASTELLATION ASSEMBLY, ROCKER ARM, AND ACTUATOR ASSEMBLY THEREFORJul 30, 24Dec 19, 24Not available
2024/0401,507 COMBINATIONS AND SUB COMBINATIONS OF VALVETRAIN ASSEMBLIESAug 13, 24Dec 05, 24Not available
2024/0401,508 HYDRAULIC CAPSULE FOR VARIABLE VALVE ACTUATIONAug 13, 24Dec 05, 24Not available
2024/0392,704 Integrated Rocker for Engine Braking with Hydraulic Lash AdjusterAug 07, 24Nov 28, 24Not available
2024/0384,670 Integrated Rocker for High Power Engine BrakingJul 26, 24Nov 21, 24Not available
2024/0360,778 SELF-CONTAINED COMPRESSION BRAKE CONTROL MODULE FOR INTEGRATED ROCKER ARM ENGINE BRAKING AND METHODSJul 08, 24Oct 31, 24Not available
2024/0287,920 ROCKER ARM WITH A RESET SLIDER DISPOSED IN A LASH ADJUSTMENT ASSEMBLYFeb 28, 24Aug 29, 24Not available
2024/0263,573 Hydraulic Valve Actuation System with Controlled Valve Seating Velocity and Method ThereforFeb 05, 24Aug 08, 24Not available
2024/0141,809 Valve Bridge for a Valve Train of an Internal Combustion Engine, in Particular of a Motor Vehicle, Valve Train for an Internal Combustion Engine, in Particular of a Motor Vehicle, and Internal Combustion EngineFeb 17, 22May 02, 24Not available
2024/0110,493 ROLLER PIN DECOUPLING TYPE CDA SYSTEMMay 30, 23Apr 04, 24Not available
2023/0235,686 ROCKER ARM ASSEMBLY WITH VALVE BRIDGEMar 06, 23Jul 27, 23EATON INTELLIGENT POWER LIMITED
2023/0235,687 COMPACT ENGINE BRAKE WITH PRESSURE-CONTROL RESETApr 03, 23Jul 27, 23Pacbrake Company
2023/0007,897 VALVE BRIDGE CONSTRAINTS AND GUIDES AND RELATED METHODSJul 12, 22Jan 12, 23Not available

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