Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02F - Cylinders, pistons, or casings for combustion engines; Arrangements of sealings in combustion engines › F02F 5 - Piston rings, e.g. associated with piston crown
Patents for F02F 5 - Piston rings, e.g. associated with piston crown (2,184)
02/2015
02/26/2015DE102013216515A1 Ölabstreifring Oil ring
02/19/2015WO2015023002A1 Pressure ring
02/11/2015CN204153130U 具有双环构造的活塞和缸组件 Piston and cylinder assembly having a bicyclic structure
02/05/2015DE102013215018A1 Leichtmetallkolben Lightweight pistons
02/05/2015DE102008038635B4 Kolbenring Piston ring
02/04/2015CN204140223U 一种带有凸起平台的锥面二道活塞气环 Second Ring Road cone piston gas a raised platform with a
02/04/2015CN104334937A 组合润滑油控制环 Lubricants control loop combination
01/2015
01/29/2015WO2015011982A1 Piston ring and manufacturing method therefor
01/29/2015WO2015010178A1 Sliding assembly
01/28/2015CN204126752U 多环岸复合式活塞环活塞组件 Polycyclic shore composite piston ring piston assembly
01/28/2015CN104314700A 一种发动机活塞环 An engine piston ring
01/21/2015EP2826983A1 Combination of cylinder and piston ring
01/21/2015CN204108626U 一种活塞环装配装置 One kind of piston ring assembly device
01/21/2015CN104295399A 一种防对口组合活塞环 An anti counterpart combination of piston rings
01/07/2015CN204082367U 一种低油耗活塞环油环 A low oil consumption Piston Ring
01/07/2015CN204082366U 内燃机活塞环组油环 Piston Ring set oil ring
01/07/2015CN204082365U 一种新型组合油环 A new combination oil ring
01/07/2015CN104264133A 面向生物油应用的内燃机活塞环摩擦表面涂层及其制备方法 Internal combustion piston ring friction surface coating and preparation method for the application of bio-oil
12/2014
12/31/2014CN204060961U 活塞环磨损自动补偿装置 Piston ring wear automatic compensation device
12/24/2014CN204041266U 一种内燃机密封活塞环 An internal combustion engine piston ring seal
12/24/2014CN104246190A 用于内燃机的活塞环 For an internal combustion engine piston ring
12/17/2014CN204024847U 活塞组件、活塞以及活塞环 Piston assembly, the piston and piston rings
12/17/2014CN204024841U 一种高性能组合活塞环 Combination of a high-performance piston rings
12/17/2014CN104214004A 内燃机活塞环组油环 Piston Ring set oil ring
12/17/2014CN104214002A 用于活塞的热障 Pistons for thermal barrier
12/17/2014CN101956628B 用于大型发动机的气缸的活塞以及润滑设备和润滑方法 Piston lubrication and lubrication apparatus and method for large cylinder of the engine
12/10/2014CN204003139U 用于乙醇燃料发动机的活塞 Piston engines for ethanol fuel
12/10/2014CN104195547A 激光增材耐磨活塞环 Laser gain material wear and piston ring
10/2014
10/09/2014DE102013205912A1 Kolbenring mit Verschleißanzeige Piston ring wear indicator
09/2014
09/18/2014US20140260959 Wear resistant piston ring coating
09/17/2014EP2778481A1 Combination oil ring
09/03/2014EP2772562A1 Piston ring
08/2014
08/20/2014EP2767743A1 Combined oil control ring
07/2014
07/30/2014CN203742821U 一种光学发动机加长活塞 An optical engine piston extension
07/24/2014DE102013200846A1 Gleitelement, insbesondere Kolbenring, mit einer Beschichtung Sliding element, in particular piston ring with a coating
07/23/2014CN203730154U Ab高密封活塞环 Ab high sealing piston ring
07/23/2014CN203730153U 低背压组合活塞环 Low back pressure combination piston ring
07/16/2014CN203717150U 低背压组合活塞环 Low back pressure combination piston ring
07/10/2014DE102013200261A1 Kolbenring für Brennkraftmaschinen mit erhöhter Ermüdungsfestigkeit und Verfahren zu dessen Herstellung Piston ring for internal combustion engines having increased fatigue strength and method of producing the
07/09/2014CN203702365U 节能双体活塞气环及相应内燃机 Saving catamaran piston internal combustion gas ring and the corresponding
07/09/2014CN203702364U 一种适用于增压柴油机排气管的密封活塞环 One for supercharged diesel engine piston ring seal exhaust pipe
07/09/2014CN203702363U 一种用于往复活塞式点燃发动机的活塞环组件 An ignition reciprocating piston engine piston ring assembly for
07/03/2014WO2014103940A1 Cylinder and piston ring assembly
06/2014
06/25/2014CN103890464A 组合式控油环 Combined oil control ring
06/19/2014WO2014091831A1 Piston ring sprayed coating, piston ring, and method for producing piston ring sprayed coating
06/18/2014EP2742226A2 Energy diffusing wear ring and methods thereof
06/18/2014CN203655464U 一种具有排泄功能结构h型衬环的活塞环钢带组合油环 Piston steel combination oil ring structure having an excretory function of h-type collar
06/18/2014CN203655463U 强力径轴向全密封钢环组件 Strong steel ring sealed radial-axial component
06/18/2014CN203655462U 用于柴油机的油环 For diesel oil ring
06/12/2014WO2014088096A1 Piston ring
06/11/2014CN103857823A Piston ring
06/05/2014DE102012111631A1 Piston ring for piston of internal combustion engine, has ring upper edge, ring inner edge, ring outer edge and ring bottom edge, where ring upper edge has recess extending in radial direction
06/04/2014CN203626992U 发动机用活塞环 Engine piston rings
06/04/2014CN203626991U 改进的发动机用活塞环 Improved engine piston rings
06/04/2014CN103835832A Multi-order circumferential variable width follow deformation piston ring
05/2014
05/28/2014DE102012220464A1 Kolbenring mit einer periodisch variierenden Scheitelpunktlinie Piston ring with a periodically varying vertex line
05/28/2014DE102012022906A1 Piston for internal combustion engine, has piston head, which has circumferential ring section with piston rings, where running surfaces of piston rings are partially provided with coating based on chromium nitride
05/28/2014DE10083665B3 Kombination einer Zylinderlaufbuchse und eines Kolbenringes in einer Brennkraftmaschine Combination of a cylinder liner and a piston ring in an internal combustion engine
05/28/2014CN103821631A 一种光学发动机用活塞环及快速安装方法 An optical engine piston rings and quick installation method
05/28/2014CN103821630A 一种带有凸起平台的锥面二道活塞气环 Second Ring Road cone piston gas a raised platform with a
05/22/2014US20140137733 Piston ring
05/21/2014CN203604063U 一种活塞环气环组合结构 One kind of piston ring gas ring composite structure
05/21/2014CN103814241A 组合油环 Combination oil ring
05/21/2014CN103805949A 二硫化钼自润滑复合涂层及覆有该复合涂层的活塞环 Molybdenum disulfide self-lubricating composite coating and covered with a coating of the composite piston ring
05/15/2014WO2014073430A1 Piston ring
05/14/2014CN203594524U 一种活塞环 One kind of piston rings
05/13/2014US8720901 Seal ring
05/07/2014CN103774140A 活塞组件的热化处理方法及活塞组件 Thermal treatment methods and piston assembly piston assembly
04/2014
04/30/2014EP2725266A1 Piston ring
04/30/2014EP2725265A1 Piston ring
04/30/2014EP2725264A1 Pressure ring and fabrication method therefor
04/30/2014CN203570450U High-airtightness labyrinth piston
04/24/2014DE102012112659A1 Struktur zum Montieren von Kolbenring Structure for mounting of piston ring
04/23/2014CN103742284A Piston ring
04/23/2014CN103742283A Piston ring and manufacturing method thereof
04/23/2014CN103741101A MoN/CrN nano-composite coating and piston ring with coating
04/16/2014CN103732898A Energy diffusing wear ring and methods thereof
04/16/2014CN102345084B Piston ring
04/10/2014WO2014054286A1 Piston ring
04/10/2014US20140096736 Piston ring with composite coating
04/09/2014CN103711607A Three-piece oil-control ring for an internal combustion engine
04/03/2014WO2014052290A1 Reduced friction oil control piston rings
04/02/2014CN103696871A Low-backpressure L-shaped piston ring
03/2014
03/26/2014CN203499842U Compression ring with external tangential conical surface
03/26/2014CN103670779A Sealing piston ring applicable to exhaust pipe of supercharged diesel engine
03/26/2014CN103670778A Piston ring assembly used for reciprocation piston type ignition engine
03/26/2014CN103670777A Combined oil ring
03/20/2014WO2014043666A1 Reduced friction piston rings
03/20/2014US20140076265 Piston ring for two-stroke engines
03/20/2014DE102006046917C5 Kolbenring für Verbrennungskraftmaschinen Piston ring for internal combustion engines
03/19/2014CN101624936B Self compression timing gas occupied suspension piston engine
03/12/2014EP2706272A1 Piston ring
03/12/2014CN203476528U Opening structure on compressing ring
03/12/2014CN103628999A High-airtightness labyrinth type piston
03/06/2014DE102010002688C5 Schraubendruckfeder für einen Ölabstreifring eines Kolbens in einem Verbrennungsmotor und Verfahren zur Beschichtung einer Schraubendruckfeder Helical compression spring for an oil scraper ring of a piston in an internal combustion engine and method for coating a helical compression spring
03/05/2014CN103620275A Pressure ring and fabrication method therefor
03/05/2014CN103620274A Piston ring
03/05/2014CN103620273A Piston ring
03/05/2014CN101761416B Piston device for internal combustion engines
02/2014
02/27/2014DE102012220471B3 Kolbenring mit einer periodisch variierenden Nut Piston ring with a periodically varying groove
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