F01L 1/047

Sub-Class

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Description

Class  F01L : CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES


Subclass 1/047: 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) Valve drive (transmitting-gear between valve drive and valve F01L 1/12) by means of cams, camshafts, cam discs, eccentrics, or the like (F01L 1/1 takes precedence) Camshafts

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12264618 Power unitMar 02, 21Apr 01, 25OBRIST TECHNOLOGIES GMBH
12258914 Method for operating an internal combustion engine, in particular of a motor vehicleMay 31, 22Mar 25, 25Daimler Truck AG
12241390 Actuation system for an internal combustion engineJan 24, 24Mar 04, 25Board of Trustees of Michigan State University; Mid Michigan Research, LLC;
12234753 Tappet assembly for valve lift profile modificationMay 03, 23Feb 25, 25Cummins Inc.
12221911 System and method for determining position of axial cam shifting systemJan 25, 24Feb 11, 25FCA US LLC
12221939 Device for rotatable mounting of a camshaftAug 17, 18Feb 11, 25MAN Truck & Bus AG
12209689 Multiple-tube pinch valve assemblyFeb 23, 23Jan 28, 25Terumo Kabushiki Kaisha; Terumo BCT, Inc.;
12196112 Sliding cam system for an internal combustion engine, comprising an integrated locking elementAug 10, 21Jan 14, 25thyssenkrupp Dynamic Components GmbH; THYSSENKRUPP AG;
12188381 Valve-actuating device having a switching deviceAug 24, 21Jan 07, 25AVL List GmbH
12188401 Internal combustion engine and lubrication system thereofAug 17, 23Jan 07, 25BRP-ROTAX GMBH & CO. KG
12180862 Valve train deviceJan 17, 24Dec 31, 24KTM AG
12180866 Engine valvetrain deactivation system with switchable rocker arm cam liftMay 13, 24Dec 31, 24GM Global Technology Operations LLC
12152515 Engine braking systemJan 05, 22Nov 26, 24Deere & Company
12152699 Multiple-tube pinch valve assemblyFeb 23, 23Nov 26, 24Terumo BCT, Inc.
12146208 Machine component made of ferrous sintered metalMay 06, 21Nov 19, 24NTN Corporation
12140055 Sliding-cam camshaft assembly for an internal combustion engine, and method for switching a sliding-cam camshaft assembly for an internal combustion engineAug 10, 21Nov 12, 24thyssenkrupp Dynamic Components GmbH; THYSSENKRUPP AG;
12110813 Concentric camshaft for variable valve timing and method of manufacturing by metal additive process and disintegrable barrier to preserve interstitial void spaces and method of removalDec 12, 23Oct 08, 24Not available
12098664 Mechanically timed cylinder deactivation systemFeb 22, 22Sep 24, 24Cummins Inc.
12097980 Engine device for unmanned flying apparatusMay 06, 22Sep 24, 24ARASE AIZAWA AEROSPATIALE LLC
12071869 Slide cam system and motorMar 24, 20Aug 27, 24ThyssenKrupp Presta TecCenter AG; THYSSENKRUPP AG;

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0109,698 VARIABLE VALVE DEVICESep 24, 24Apr 03, 25Suzuki Motor Corporation
2025/0059,929 INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINENov 22, 22Feb 20, 25Schaeffler Technologies AG & Co. KG
2024/0401,506 ROCKER SYSTEMS WITH CYLINDER DEACTIVATION AND SELECTIVE VALVE LIFT CAPABILITIESAug 06, 24Dec 05, 24Not available
2024/0360,777 ROCKER SYSTEMS WITH CYLINDER DEACTIVATION AND SELECTIVE VALVE LIFT CAPABILITIESSep 01, 22Oct 31, 24Not available
2024/0318,582 SHIFT GATE, SLIDING CAM SYSTEM AND CAMSHAFTSep 20, 22Sep 26, 24thyssenkrupp Dynamic Components GmbH; THYSSENKRUPP AG;
2024/0261,947 CALIBRATING TOOLAug 01, 23Aug 08, 24Not available
2024/0151,166 DECOMPRESSION DEVICE AND ENGINEOct 06, 23May 09, 24Suzuki Motor Corporation
2023/0407,769 METHOD FOR MANUFACTURING A PISTON INDICATOR FOR A CAMSHAFTJun 20, 23Dec 21, 23Not available
2023/0052,425 CAMSHAFT RETAINERS WITH AS-PRESSED WINDAGE RELIEF HOLES AND A METHOD OF MAKING THE SAMEAug 10, 21Feb 16, 23Not available
2022/0403,915 INTERNAL COMBUSTION ENGINE HAVING CONCENTRIC CAMSHAFT AND BALANCE SHAFTOct 29, 20Dec 22, 22Not available
2022/0282,641 CAM-FOLLOWER LUBRICATION SYSTEMSMay 23, 22Sep 08, 22Cummins Inc.
2022/0275,770 CYLINDER HEAD COVERFeb 26, 22Sep 01, 22Not available
2022/0260,025 INTERNAL COMBUSTION ENGINE WITH FAST COMBUSTION, AND METHOD FOR THE INTERNAL COMBUSTION ENGINEFeb 15, 22Aug 18, 22C.R.F. Società Consortile per Azioni
2022/0205,371 CAMSHAFT AND VALVE ACTUATION MECHANISM OF ENGINEMay 15, 20Jun 30, 22Not available
2022/0025,787 PASS THROUGH TIMING PIN SYSTEMOct 08, 21Jan 27, 22Not available
2021/0231,031 CAMSHAFT ASSEMBLYJan 28, 21Jul 29, 21MAHLE International GmbH
2021/0189,915 ASSEMBLED CAMSHAFT AND METHOD FOR PRODUCING AN ASSEMBLED CAMSHAFTDec 12, 18Jun 24, 21ThyssenKrupp Presta TecCenter AG; THYSSENKRUPP AG;
2021/0095,584 SWITCHING ROLLER FINGER FOLLOWER FOR BLEEDER BRAKINGDec 11, 20Apr 01, 21EATON INTELLIGENT POWER LIMITED
2020/0340,372 Valve Train for an Internal Combustion Engine of a Motor VehicleSep 21, 18Oct 29, 20Daimler AG
2020/0263,573 VALVE TIMING CHANGE DEVICEDec 26, 16Aug 20, 20Mikuni Corporation

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Patents Issued To Date - By Filing Year

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