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)
12/2010
12/15/2010CN201671718U 发动机活塞 Engine piston
12/08/2010CN101907034A Piston group with all-seal piston ring
12/08/2010CN101907033A 发动机活塞 Engine piston
12/02/2010DE102009015008B3 Kolbenringe und Zylinderlaufbuchsen Piston rings and cylinder liners
12/02/2010DE102009003232A1 Gleitelement eines Verbrennungsmotors, insbesondere Kolbenring Sliding member of an internal combustion engine, particularly piston ring
12/01/2010CN201661377U Piston ring and piston
12/01/2010CN201661376U Piston ring I-shaped oil control ring with peripheral composite chromium electroplating layer and ceramic particle
11/2010
11/25/2010DE102009046281B3 Gleitelement, insbesondere Kolbenring, und Kombination eines Gleitelements mit einem Laufpartner Slider, in particular piston ring, and a combination of a slider with a running partner
11/25/2010DE102009031375B4 Kolbenring mit einstellbaren Verschleißeigenschaften und Verfahren zu seiner Herstellung Piston ring with adjustable wear properties and process for its preparation
11/24/2010CN201651286U Three-way high-elasticity combined oil ring
11/24/2010CN201651284U Piston ring
11/24/2010CN201650482U Piston assembly
11/17/2010CN201635789U Oblique wave oil distributing ring
11/10/2010CN201627647U 节能活塞环 Saving piston ring
11/10/2010CN101379324B Three-piece oil ring and combination of three-piece oil ring and piston
11/03/2010CN201620967U Totally closed piston ring
10/2010
10/27/2010CN201615217U 钢质整体式活塞环油环 Steel Integral Piston oil ring
10/21/2010DE102009017609A1 Piston/cylinder-group for piston engine, has piston provided with casing that is made of fine grain graphite, polyether ether ketone-materials, aramide-reinforced thermoplastic, PTFE reinforced plastic or ceramic materials
10/20/2010CN201610794U 活塞环 Piston Ring
10/20/2010CN101865028A Optical engine
10/13/2010CN101858276A Reduction device for reducing gas pressure in piston ring group of reciprocating piston type internal combustion engine
10/07/2010US20100253006 Steel products for piston rings and piston rings
10/07/2010DE112008003230T5 Stahlprodukte für Kolbenringe und Kolbenringe Steel products for piston rings and piston rings
09/2010
09/22/2010CN201588703U Piston and piston ring component for internal combustion engine
09/21/2010US7797829 Oil ring, manufacturing method thereof, and piston structure using the oil ring
09/08/2010CN101825038A Piston ring group
09/08/2010CN101825037A Novel piston ring
09/08/2010CN101825036A Embedded piston ring
09/01/2010CN201568153U Mechanical piston device
08/2010
08/25/2010CN101813035A Long-service life high-efficiency low-carbon piston ring
08/25/2010CN101813034A Piston ring for optical controlled engine
08/18/2010CN101806258A Labyrinth ring overlapped type piston assembly and application thereof
08/12/2010DE102009007751A1 Piston for use in internal combustion engine, has piston rings supported on cylinder wall, and sealing element i.e. rod seal, fixed in cylinder wall in preset position, and sealably supported at friction-optimized shaft surface
08/11/2010CN201546834U Plasma nitriding piston ring
08/11/2010CN201546812U Internal-combustion engine of arc-shaped cylinder
08/11/2010CN101798968A Engine piston leak-proof device
08/04/2010CN201539553U Indirect type seamless energy-saving piston ring
08/04/2010CN201539319U Abrasion-resistant piston ring
08/04/2010CN101793320A Piston used for end shaft-movable shaft mechanism, end shaft-movable shaft mechanism and equipment
08/03/2010US7766339 Seal ring
07/2010
07/29/2010WO2010085206A1 Sealing sleeve
07/22/2010US20100181731 Wire for i-shape oil rings and producing method of the same
07/14/2010EP2206909A1 Piston device for internal combustion engines
07/14/2010CN201526385U Piston ring
07/14/2010CN201526384U Piston ring
07/07/2010CN201521363U Oil storing sealing gas ring of engine piston
07/07/2010CN101769205A Vehicle engine
06/2010
06/30/2010CN201517606U 活塞环 Piston
06/30/2010CN101761416A Piston device for internal combustion engines
06/24/2010DE10312627B4 Kolbenring Piston ring
06/23/2010CN201513553U Strengthening oil ring
06/23/2010CN201513249U First gaseous ring of diesel engine
06/17/2010DE102008062062A1 Wear protective layer useful for sliding element, comprises a matrix containing chromium, aluminum, nitrogen, oxygen and/or carbon, where metallic silver is stored in the matrix in the form of a solid solution
06/17/2010DE102008062061A1 Wear protective layer useful for sliding element, comprises a matrix containing chromium, aluminum, nitrogen, oxygen and/or carbon, where metallic niobium is stored in the matrix in the form of a solid solution
06/17/2010DE102008062060A1 Wear-resistant layer useful in a sliding element such as a piston ring, comprises a matrix containing rhenium, chromium, aluminum and nitrogen, where the rhenium is present in the form of a solid solution
06/16/2010EP2196658A1 A sealing oil ring
06/16/2010CN201507643U A novel aluminium piston abrasion resistant inlay circle
06/16/2010CN201507642U A novel energy conservation piston
06/16/2010CN201507357U Diesel engine piston ring group structure
06/16/2010CN101737191A Optical engine and lengthened piston thereof
06/16/2010CN101166897B Reciprocating engine
06/16/2010CN101069007B Piston for internal-combustion engine and combination of piston and piston ring for internal-combustion engine
06/10/2010US20100140880 Piston ring
06/09/2010CN201502447U Spiral piston ring
06/09/2010CN201502436U Self-compression timing gas occupying suspending piston engine
06/02/2010DE102005023620B4 Verfahren zur Herstellung lamellenartiger Dichtelemente sowie lamellenartiges Dichtelement A process for preparing a lamellar sealing elements and lamellar sealing element
06/02/2010CN1769659B Piston ring
06/02/2010CN101718339A Staggered positioning combination piston ring
06/02/2010CN101430004B PVD chromium based ceramic composite coating piston ring and method for producing the same
05/2010
05/27/2010US20100127462 Piston ring with a multilayer assembly, and a method for the production thereof
05/26/2010CN201486681U Heavy diesel engine piston ring set
05/20/2010WO2010055611A1 Reciprocating engine
05/19/2010CN201475305U Piston with inner cavity aperture adaptable to being processed and mounted
05/18/2010US7717079 Engine
05/12/2010CN201461125U Anti-wear piston ring
05/12/2010CN201461124U Combined sealing ring for sealing single and double directions
05/12/2010CN201461123U Oil-control ring of diesel engine
05/12/2010CN201461119U Piston and piston ring assembly for internal combustion engine or air compressor
05/06/2010DE102005023627B4 Stahlkolbering Kolbe steel ring
05/05/2010CN201448435U Anti-breaking seal piston ring
05/05/2010CN201448162U Air-cooled diesel engine piston ring set
05/05/2010CN201448161U Second gaseous ring of a diesel engine
05/05/2010CN101701313A Cast iron material for aluminum piston ring carrier
04/2010
04/28/2010CN201443441U Piston ring device for engine
04/22/2010DE102009031375A1 Kolbenring mit einstellbaren Verschleißeigenschaften Piston ring with adjustable wear properties
04/22/2010DE10118910B4 Kolbenringanordnung Piston ring assembly
04/15/2010DE102008042747A1 Gleitelement in einem Verbrennungsmotor, insbesondere Kolbenring Sliding member in an internal combustion engine, particularly piston ring
03/2010
03/31/2010EP2169281A1 Wire rod for i-type oil ring, and its manufacturing method
03/31/2010CN201433828Y Thickness-thinness combined piston ring of internal-combustion engine
03/24/2010CN201428522Y Sealing piston ring of improved internal combustion engine
03/24/2010CN101680078A Chromium nitride coating film by ion plating, process for producing the same, and piston ring for internal combustion engine
03/10/2010CN201420581Y Chain-type 125 motorcycle engine
03/03/2010CN201416632Y Piston, and internal combustion engine and compressor with same
03/03/2010CN201416489Y Complete closure type piston ring
02/2010
02/25/2010DE202009013834U1 Ölabstreifring Oil ring
02/24/2010CN201412235Y Engine cylinder piston connecting rod assembly
02/24/2010CN201412223Y Engine with air-suspending sealing ring
02/24/2010CN101655051A Sealed lubricative gaseous ring compound gasket of piston-type internal-combustion engine
02/18/2010DE102008057514B3 Kolbenring für eine Brennkraftmaschine Piston ring for an internal combustion engine
02/17/2010CN101649792A Piston ring set used for natural gas engine
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