F01L 1/02

Sub-Class

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Description

Class  F01L : CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES


Subclass 1/02: 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)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12264618 Power unitMar 02, 21Apr 01, 25OBRIST TECHNOLOGIES GMBH
12241390 Actuation system for an internal combustion engineJan 24, 24Mar 04, 25Board of Trustees of Michigan State University; Mid Michigan Research, LLC;
12221908 Sound reducing device for internal combustion engineNov 13, 23Feb 11, 25Honda Motor Co. Ltd.
12181046 Variable stiffness function through a check valve in a hydraulicApr 13, 21Dec 31, 24BorgWarner Inc.
12140106 Belt cover structure for internal combustion engineApr 25, 22Nov 12, 24Honda Motor Co. Ltd.
12097980 Engine device for unmanned flying apparatusMay 06, 22Sep 24, 24ARASE AIZAWA AEROSPATIALE LLC
12065951 Apparatus and method for assembling an engineAug 31, 22Aug 20, 24Hyundai Motor Company; KIA CORPORATION;
12025035 Variable valve deviceSep 01, 23Jul 02, 24Suzuki Motor Corporation
12000314 System and method for variable valve timingSep 07, 23Jun 04, 24Not available
11994042 Adjustable reverse rotation camshaft drive mechanismAug 22, 23May 28, 24Neutron Engines LLC
11970958 Chain or belt drive with multiple non-prevalent order sprockets or pulleysDec 12, 22Apr 30, 24BorgWarner Inc.
11965437 Electric actuatorFeb 26, 20Apr 23, 24NTN Corporation
11946393 Camshaft with phasing device for multi-cylinder internal combustion engine with poppet valvesNov 26, 20Apr 02, 24Piaggio & C.S.P.A.
11939891 Internal combustion engine with camshaft valve phase variation deviceSep 11, 20Mar 26, 24PIAGGIO & C. S.P.A.
11927118 Remotely mounted idler gearFeb 01, 23Mar 12, 24Cummins Inc.
11828206 Hydraulic tensioner with external pin and ratchet mechanismNov 14, 22Nov 28, 23BorgWarner Inc.
11795859 Motorcycle engine with an always spring biased open exhaust valveOct 18, 22Oct 24, 23Not available
11788437 Radial engine-generator with overhead camshaftJun 28, 22Oct 17, 23UNIGEN POWER INC.
11761525 Strain wave gear unit, gear transmission device, and valve timing changing deviceSep 10, 19Sep 19, 23Mikuni Corporation
11761336 Adiabatic salt energy storageFeb 01, 21Sep 19, 23Malta Inc.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0392,721 ENGINE ASSEMBLY FOR OFF-ROAD VEHICLESMay 21, 24Nov 28, 24Not available
2024/0392,708 INTERCHANGEABLE ENGINE ASSEMBLYApr 29, 24Nov 28, 24Not available
2023/0175,419 REMOTELY MOUNTED IDLER GEARFeb 01, 23Jun 08, 23Not available
2022/0381,164 INTERNAL COMBUSTION ENGINE VALVE SYSTEM AND METHODAug 01, 22Dec 01, 22LSE R&D ENGINEERING LIMITED
2022/0290,585 CRANK SPROCKET AND MOUNTING STRUCTURE THEREFORMar 11, 22Sep 15, 22Not available
2022/0010,690 ARTICULATED CHAIN WITH SLEEVE JOINTS ARRANGED AT AN ANGLEJun 28, 21Jan 13, 22Not available
2021/0003,043 APPARATUS AND METHOD FOR VALVE TIMING IN AN INTERNAL COMBUSTION ENGINESep 22, 20Jan 07, 21Not available
2020/0240,294 INTERNAL COMBUSTION ENGINEJan 14, 20Jul 30, 20c/o TOYOTA JIDOSHA KABUSHIKI KAISHA
2020/0173,316 CAM PHASING SYSTEMS AND METHODSFeb 06, 20Jun 04, 20Not available
2020/0157,976 DRIVE FORCE TRANSMISSION MECHANISMOct 15, 19May 21, 20c/o TOYOTA JIDOSHA KABUSHIKI KAISHA
2020/0141,283 Synchronous Belt Drive SystemJan 06, 20May 07, 20Not available
2020/0003,083 LIGHTWEIGHT GEARDRIVE SYSTEMSSep 10, 19Jan 02, 20Not available
2019/0345,848 SYNCHRONOUS DRIVE APPARATUS WITH ADJUSTABLE NON-CIRCULAR DRIVE ELEMENTSDec 19, 17Nov 14, 19Not available
2019/0345,849 CAM DRIVE SYSTEM FOR AN ENGINEJul 22, 19Nov 14, 19Not available
2019/0338,679 OPPOSED PISTON TYPE ENGINEJul 05, 17Nov 07, 19ISHIKAWA ENERGY RESEARCH CO., LTD.
2019/0242,275 LIGHTWEIGHT GEARDRIVE SYSTEMSSep 08, 17Aug 08, 19Not available
2019/0234,494 VARIABLE FORCE TENSIONER WITH SECONDARY PISTON RATCHET CLIPJan 31, 19Aug 01, 19Not available
2019/0234,244 VALVE TIMING CONTROLLERJan 24, 19Aug 01, 19Aisin Seiki Kabushiki Kaisha
2018/0334,928 TIMING CHAIN DEVICE OF ENGINEApr 20, 18Nov 22, 18501 Mazda Motor Corporation

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Patents Issued To Date - By Filing Year

Average Time to Issuance