Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16J - Pistons; Cylinders; Pressure vessels in general; Sealings › F16J 9 - Piston-rings, seats therefor; Ring sealings of similar construction in general
Patents for F16J 9 - Piston-rings, seats therefor; Ring sealings of similar construction in general (4,592)
10/2012
10/10/2012CN101680546B Pneumatic component
10/04/2012WO2012133714A1 Multi-piece oil ring
10/04/2012WO2012130839A1 Process for producing a piston for an internal combustion engine and piston for an internal combustion engine
10/04/2012US20120248711 Piston ring
10/04/2012US20120248710 Piston ring and process for manufacturing a piston ring
10/04/2012DE102012005174A1 Piston ring e.g. pressure ring, for use in groove of piston of e.g. diesel engine, has bonding layer made of pure chromium material and arranged between lower and exterior layers of outer peripheral front side of main annular metallic base
10/03/2012EP2505880A1 Oil scraper ring
10/03/2012EP2505685A1 Piston ring
10/03/2012CN202468053U Piston and piston ring group thereof
10/03/2012CN102713373A Piston ring and process for manufacturing a piston ring
10/03/2012CN102127293B Formula and production process of thermoplastic polyurethane hydraulic sealing ring material
09/2012
09/27/2012WO2012126446A1 Method for producing piston rings
09/27/2012US20120242047 Piston ring and piston device
09/27/2012DE102011014603A1 Tubular spring for piston ring e.g. oil control ring, of internal combustion engine, has connector whose portion is provided with contour deviating from circumferential curvature that is provided in peripheral region of spring
09/26/2012CN202451688U Covering piston for shock absorber
09/25/2012US8272539 Angled slot foam dispenser
09/20/2012WO2012122693A1 Piston ring with diamond-like gradient coating
09/20/2012US20120235359 Oil ring for internal combustion engine
09/20/2012DE102011079016B3 Verschleißschutzschicht für Kolbenringe, Auftragsverfahren und Kolbenring Wear-resistant coating for piston rings, and piston ring coating method
09/19/2012EP2499402A1 Piston ring
09/19/2012CN202441882U Sealing structure of planetary reducer
09/18/2012US8267062 Internal combustion engine
09/13/2012WO2011075804A8 Piston ring
09/13/2012US20120228831 Piston ring
09/12/2012EP2496734A1 Sliding element, in particular piston ring, and combination of a sliding element with a mating running element
09/12/2012CN202431952U Piston seal wheel with magnetic seal ring
09/12/2012CN202431791U Clutch cylinder
09/12/2012CN102667264A Piston having piston rings and support rings
09/12/2012CN102666925A Sliding element, in particular piston ring, and combination of a sliding element with a mating running element
09/11/2012US8262091 Scarf cut backup rings
09/07/2012WO2012118036A1 Piston ring
09/07/2012WO2012117987A1 Piston ring
09/06/2012DE102008017583B9 Kolbenring Piston ring
09/05/2012CN202418548U Hydraulic cylinder piston
09/05/2012CN202417732U Piston ring with non-stick coating
08/2012
08/30/2012WO2012113946A1 Oxygen compressor
08/30/2012WO2012113417A1 Piston-piston ring system for a combustion engine
08/30/2012WO2012113350A1 Coiled felt seal(cfs) sealed piston of hydraulic cylinder
08/30/2012WO2012113349A1 Hydraulic cylinder and spool type hydraulic control valve with metallic seal ring
08/29/2012EP2492482A1 Piston and engine
08/29/2012EP2491278A1 Multi-part piston ring
08/29/2012CN102652237A Seal assembly for internal combustion engine
08/29/2012CN101498256B Chromium based diamond composite chrome plating coating piston ring and method of processing the same
08/23/2012WO2012112297A1 Assembly for sealing a sliding interface
08/23/2012WO2012111826A1 Piston ring
08/23/2012US20120211942 Assembly for sealing a sliding interface
08/22/2012EP2489906A1 Piston disc assembly and tensioning element for same
08/22/2012EP2153091B1 Oil wiper ring
08/22/2012CN202392100U Piston ring
08/22/2012CN202391590U Piston ring
08/22/2012CN202387732U Piston and piston rod sealing device of bending roller block
08/22/2012CN102648366A Piston ring and piston device
08/22/2012CN102644737A Brake cylinder sealing structure
08/16/2012WO2012107012A1 Piston ring
08/16/2012US20120205876 Piston ring
08/16/2012US20120205875 Sliding element, in particular a piston ring, having a coating
08/16/2012DE112009004401T5 Kolbenanordnung mit einer Passage, die sich zu der zweiten Ringnut erstreckt Piston assembly having a passage extending to the second annular groove
08/15/2012CN102639852A Oil ring for internal combustion engine
08/15/2012CN102639851A Piston ring
08/14/2012US8240676 Piston ring
08/09/2012WO2012105538A1 Combined piston ring
08/09/2012DE102011010656A1 Kolbenring Piston ring
08/08/2012EP2484941A1 Combined oil ring
08/08/2012EP2484868A2 Damping ring
08/08/2012EP2483579A1 Oil stripper ring
08/08/2012EP1536167B1 Seal ring
08/08/2012CN102630287A Oil control ring
08/08/2012CN102627861A Method for manufacturing a material for centering a ring within a groove of a piston when the ring is in a free state
08/08/2012CN102007231B Structured chrome solid particle layer and method for the production thereof
08/07/2012US8235393 Piston ring
08/02/2012WO2012100847A1 Sliding element, in particular piston ring, having a coating and process for producing a sliding element
08/02/2012DE102011003254A1 Gleitelement, insbesondere Kolbenring, mit einer Beschichtung sowie Verfahren zur Herstellung eines Gleitelements Sliding element, in particular piston ring with a coating and methods of producing a sliding member
08/01/2012EP2257654B1 Piston ring
08/01/2012CN202360750U Double-sided pressure resistant seal ring
08/01/2012CN202360749U Piston sealing structure of mercury-free high-pressure physical analyzer
07/2012
07/26/2012WO2012098267A1 Oil control ring
07/26/2012WO2012098266A1 Oil control ring
07/25/2012EP2479460A1 Oil scraping ring
07/25/2012CN202349198U Bidirectional internal seal structure of mechanical vibrator
07/19/2012US20120180747 Thermal spray coating with a dispersion of solid lubricant particles
07/19/2012DE112010002065T5 Ölringmechanismus eines kolbens Oil ring mechanism of a piston
07/19/2012DE102011009326A1 Hydropneumatic accumulator i.e. twin-piston accumulator, for emergency operation of hydraulic actuators, has attachment structure arranged on outer side of sealing element which is attached at inner wall of storage housing
07/19/2012CA2824765A1 Firearm
07/18/2012CN202338409U 一种内燃机活塞环 An internal combustion engine piston ring
07/18/2012CN202338408U 带有氮化层和铬-石墨复合涂层的活塞环 With a nitride layer and chromium - graphite composite coating piston ring
07/18/2012CN102588494A Coating piston for vibration damper
07/11/2012EP1660794B1 Oil scraper ring ring groove arrangement for pistons of internal combustion engines
07/11/2012CN202327074U 一种活塞密封件 One kind of piston seal
07/11/2012CN202327073U 一种往复密封装置 An iterative and sealing device
07/11/2012CN202327072U 一种活塞环 One kind of piston rings
07/11/2012CN202327071U 用于空气动力发动机的活塞组件 Piston assembly for air engine power
07/11/2012CN202327068U 一种汽车变速箱低速档用活塞 An automobile transmission downshifts piston
07/11/2012CN102575768A Piston ring
07/11/2012CN102575767A Combined oil ring
07/11/2012CN102575612A Piston and engine
07/11/2012CN102563060A Compressed gas system, manual valve assembly, and manual valve piston with isochoric thermal isolation zone
07/11/2012CN102562868A Clutch slave cylinder
07/05/2012WO2012091047A1 Composite chromium plating film, and sliding member equipped with the film
07/04/2012CN202301918U 一种活塞环 One kind of piston rings
07/04/2012CN202301917U Das孔用组合密封圈 Das hole combination with ring
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ... 46