F16J 1/16

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Description

Class  F16J : PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS


Subclass 1/16: Pistons; Trunk pistons; Plungers (bellows pistons F16J 3/06; piston-rings or seats therefor F16J 9/00; rotary pistons, e.g. for "Wankel" type engines, F01C; specific for combustion engines, i.e. constructed to withstand high temperature or modified for guiding, igniting, vaporising, or otherwise treating the charge, F02F; pistons specially adapted for reciprocating-piston liquid engines F03C 1/28; for pumps F04B; floats F16K 33/00) Connection to driving members with connecting-rods, i.e. pivotal connections with gudgeon-pin; Gudgeon-pins

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12241549 Piston pin and manufacturing method thereofApr 29, 21Mar 04, 25Hyundai Motor Company; KIA CORPORATION; SINTERON;
12209551 Friction loss-reduced piston for an internal combustion engineJul 20, 20Jan 28, 25KS Kolbenschmidt GmbH
12049960 Piston—crankshaft connecting means for internal combustion engineSep 09, 22Jul 30, 24Not available
12007024 Lubricating mechanism of pin connection pair of internal combustion engineSep 21, 21Jun 11, 24MAHLE AUTOMOTIVE TECHNOLOGIES (CHINA) CO., LTD.; Mahle International GmbH;
11828324 Quick-detachable connecting device with simplified thread structure and connection method using sameAug 24, 23Nov 28, 23Sichuan University
11402020 Piston with multiaxial bearing and piston bowlDec 17, 20Aug 02, 22Cummins Inc.; Achates Power Inc.;
11371424 Piston external pin boss, longer combustion time, and power control valveJul 28, 21Jun 28, 22Not available
11248557 Piston having oil gallery drain outlets biased in distribution to anti-thrust sideDec 03, 20Feb 15, 22Caterpillar Inc.
11225931 Piston for internal combustion engine having a target, and internal combustion engine comprising such a pistonMay 28, 18Jan 18, 22MCE 5 Development
10774931 PistonOct 04, 16Sep 15, 20Mahle International GmbH
10760636 Engine reciprocative rotating mechanism and method for manufacturing the sameOct 19, 18Sep 01, 20Mazda Motor Corporation
10711896 Piston for an internal combustion engineSep 08, 16Jul 14, 20Mahle International GmbH
10634247 Piston structure for engineOct 25, 16Apr 28, 20501 Mazda Motor Corporation
10612615 Engine reciprocative rotating mechanism and method for manufacturing the sameOct 19, 18Apr 07, 20Mazda Motor Corporation
10583496 Method for producing a groove structure in an internal surface of a pistonAug 16, 17Mar 10, 20Mahle International GmbH
10520087 Cylinder deviceJun 20, 17Dec 31, 19SMC Corporation
10487754 Variable-compression-ratio engineAug 03, 18Nov 26, 19Hyundai Motor Company; Kia Motors Corp.;
10415630 Connecting rod lubrication apparatusOct 09, 17Sep 17, 19Cummins Inc.
10400324 Method of treating composite piston pin and surface treated composite piston pinNov 29, 16Sep 03, 19Hyundai Motor Company
10393265 Damper for piston and piston pin, for ice enginesOct 18, 17Aug 27, 19GM Global Technology Operations LLC

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0012,230 PISTON, CRANK DRIVE AND RECIPROCATING INTERNAL COMBUSTION ENGINEDec 22, 22Jan 09, 25Not available
2020/0003,305 GUDGEON PIN FOR INTERNAL COMBUSTION ENGINES, SYSTEM, ENGINE AND USE OF A GUDGEON PIN OF THIS TYPEMar 02, 18Jan 02, 20Not available
2019/0316,678 Fully-Floating Pivot Joint With Press-Fit BushingsApr 12, 18Oct 17, 19Ford Global Technologies, LLC
2019/0301,606 LUBRICATION FEATURE FOR PIN OF TWO STROKE PISTON ASSEMBLYMar 30, 18Oct 03, 19Not available
2018/0335,140 PISTON STRUCTURE FOR ENGINEOct 25, 16Nov 22, 18501 Mazda Motor Corporation
2018/0306,320 PISTONOct 04, 16Oct 25, 18Not available
2018/0292,006 BIMETALLIC PISTON PINApr 10, 17Oct 11, 18GM Global Technology Operations LLC
2018/0266,557 PISTON FOR AN INTERNAL COMBUSTION ENGINESep 08, 16Sep 20, 18Not available
2018/0010,688 COMPOSITE PISTON PIN AND MANUFACTURING METHOD OF THE SAMENov 16, 16Jan 11, 18HYUNDAI MOTOR COMPANY, SK CHEMICALS CO., LTD.,
2017/0307,082 HYBRID PISTON PIN AND MANUFACTURING METHOD THEREOFNov 15, 16Oct 26, 17Not available
2017/0284,545 LIGHTWEIGHT PISTON PIN FOR PISTON INERTIAL LOADINGApr 01, 16Oct 05, 17MAHLE INTERNATIONAL GMBH
2017/0074,399 LIGHTWEIGHT PISTON PIN AND METHOD FOR MANUFACTURING THE LIGHTWEIGHT PISTON PINNov 30, 15Mar 16, 17HYUNDAI MOTOR COMPANY

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Patents Issued To Date - By Filing Year

Average Time to Issuance