F01L 1/04

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Description

Class  F01L : CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES


Subclass 1/04: 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)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12258914 Method for operating an internal combustion engine, in particular of a motor vehicleMay 31, 22Mar 25, 25Daimler Truck AG
12018623 Cam phasing control for thermal managementJun 09, 20Jun 25, 24Cummins Inc.
12000332 System and method for opposed piston barrel engineDec 14, 22Jun 04, 24Not available
11913363 Method for manufacturing a piston indicator for a camshaftJun 20, 23Feb 27, 24Mahle International GmbH
11746875 Cam follower with polycrystalline diamond engagement elementOct 04, 22Sep 05, 23XR Reserve, LLC
11739685 Camshaft for internal-combustion engineNov 30, 21Aug 29, 23Not available
11703005 Cranking procedure for a four-stroke internal combustion engine with a crankshaft mounted electric turning machineJan 20, 21Jul 18, 23BRP-ROTAX GMBH & CO. KG
11566545 Cam actuated gas admission valve with electro-hydraulic trim controlMay 02, 19Jan 31, 23Caterpillar Inc.
11549403 Rocker arm with inboard lost motion spring over valveDec 02, 20Jan 10, 23EATON INTELLIGENT POWER LIMITED
11499619 Cam follower with polycrystalline diamond engagement elementMar 04, 21Nov 15, 22Not available
11473453 Integrated flywheel and intake cam lobeFeb 23, 22Oct 18, 22Southwest Research Institute
11352961 Valve rocker arm assembly, variable air distribution mechanism and engineDec 28, 17Jun 07, 22WEICHAI POWER CO., LTD.
11306623 System consisting of a camshaft and a camshaft sleeveMay 19, 17Apr 19, 22ThyssenKrupp Presta TecCenter AG; THYSSENKRUPP AG;
11280227 Method for adaptation of a detected camshaft position, control unit for carrying out the method, internal combustion engine, and vehicleAug 17, 20Mar 22, 22Volkswagen Aktiengesellschaft
11225904 Internal-combustion engine and drive systemApr 27, 18Jan 18, 22Not available
11156170 Control device for internal combustion engineFeb 28, 18Oct 26, 21Aisin Seiki Kabushiki Kaisha
11156179 System and method for controlling airflow through cylinders of an engine during a deceleration fuel cutoff eventSep 30, 20Oct 26, 21GM Global Technology Operations LLC
11131222 Engine valve actuation with handoff control between cooperative valve actuation motionsFeb 19, 21Sep 28, 21Jacobs Vehicle Systems, Inc.
11047715 Sensor mounting structure for engineMar 27, 19Jun 29, 21Honda Motor Co., Ltd.
11041456 Internal combustion engineMar 23, 18Jun 22, 21Quest Engines, LLC

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0092,804 CDA LIFTER WITH HYDRAULIC CONTROL FEED FROM OUTSIDE THE ENGINE BLOCKNov 27, 24Mar 20, 25Not available
2024/0392,703 ENGINE VALVE CONFIGURATIONMay 22, 24Nov 28, 24Not available
2020/0056,512 SELF-CONTAINED E-FOOTOct 09, 17Feb 20, 20EATON INTELLIGENT POWER LIMITED
2019/0153,905 ANTI-ROTATION FEATURE FOR FOLLOWERS USING AN OIL GALLERY INSERTMay 05, 17May 23, 19EATON INTELLIGENT POWER LIMITED
2018/0016,952 SEALING UNIT AND FLUID ENGINEFeb 03, 16Jan 18, 18FLUID ENERGY SOLUTIONS INTERNATIONAL LIMITED
2016/0025,002 IMPROVED OPPOSED PISTON ENGINEMar 12, 14Jan 28, 16TWO STROKE DEVELOPMENTS LIMITED

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Patents Issued To Date - By Filing Year

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