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)
09/2014
09/09/2014US8827277 Oil-reserving piston ring
09/09/2014US8826801 Pneumatic brake cylinder
09/04/2014US20140246835 Component
09/04/2014US20140246834 Combination oil ring
09/04/2014DE102010047836B4 Verfahren zur Herstellung eines Kolbenrings A process for producing a piston ring
09/04/2014DE102010046551B4 Verfahren zur Herstellung eines Kolbenrings A process for producing a piston ring
09/03/2014EP2772562A1 Piston ring
09/02/2014US8820750 Internal combustion engine oil ring
08/2014
08/21/2014US20140234549 Thermally sprayed wear-resistant piston ring coating
08/20/2014EP2767743A1 Combined oil control ring
08/14/2014US20140225330 Piston ring
08/14/2014US20140225329 Piston ring
08/14/2014DE102013101246A1 Reibungsreduziertes Gleitsystem Reduced friction sliding
08/12/2014US8800740 Method and device for sealing different oil environments
08/07/2014US20140217677 Piston ring with dual coating
08/06/2014CN203756975U 一种高温气缸密封组件 A high-temperature cylinder seal assembly
08/06/2014CN203756638U 一种新型助力油缸 A new booster cylinders
08/06/2014CN103968071A 密封机构 Sealing mechanism
08/05/2014US8794396 Seal groove with a projection
07/2014
07/30/2014CN203743415U 中体垫圈 The body washer
07/30/2014CN102356257B 可氮化活塞环 Nitrided piston rings can
07/30/2014CN102257299B 可氮化钢活塞环和钢汽缸套及制造它们的铸造方法 Can nitrided steel piston rings and cylinder liners and steel casting manufacturing method thereof
07/24/2014DE102013200846A1 Gleitelement, insbesondere Kolbenring, mit einer Beschichtung Sliding element, in particular piston ring with a coating
07/24/2014DE102011100418B4 Hubkolben für eine Kolbenmaschine Reciprocating piston for a piston engine
07/23/2014EP2756192A1 Stroke piston for a stroke piston compressor for generating compressed air for a vehicle
07/23/2014CN203730745U 液压缸活塞密封用铜质支撑环 Hydraulic cylinder piston seal with a copper support ring
07/23/2014CN103946605A 活塞环 Piston Ring
07/23/2014CN103939415A 一种油缸 One kind of fuel tanks
07/17/2014US20140197602 Piston ring with localized nitrided coating
07/17/2014DE102012022268B4 Verfahren zur Herstellung eines Kolbenrings sowie danach hergestellter Kolbenring A process for producing a piston ring and piston ring produced thereafter
07/16/2014CN203715201U 一种前移式叉车的缓冲前移油缸 One kind of cushion forward reach truck fuel tank
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
07/09/2014CN203703104U 鼓型增压多环复合密封柱塞 Drum-type supercharger polycyclic compound sealing plunger
07/09/2014CN103917809A 装有盘绕交织密封件（cfs）的液压缸活塞 Equipped with coil interwoven seals (cfs) of the hydraulic cylinder piston
07/08/2014US8770590 Oil control ring
07/03/2014WO2014106175A1 Piston ring with dual coating
07/03/2014WO2014103940A1 Cylinder and piston ring assembly
07/03/2014WO2014100871A1 A piston ring and a process for making a piston ring
07/02/2014CN203686117U 液压缸活塞的密封装置 Hydraulic cylinder piston seal
07/02/2014CN203685757U 一种液压缸 A hydraulic cylinder
06/2014
06/26/2014DE102012112593A1 Dichtring für ein Druckregelventil Seal for a pressure control valve
06/25/2014EP2746624A1 Piston ring
06/25/2014CN103890464A 组合式控油环 Combined oil control ring
06/24/2014US8757630 Waterproofing device for an actuator
06/24/2014US8757047 Low leakage plunger assembly for a high pressure fluid system
06/19/2014WO2014091831A1 Piston ring sprayed coating, piston ring, and method for producing piston ring sprayed coating
06/19/2014US20140165826 Oil scraper ring
06/18/2014CN103862024A Aluminum-aluminum composite piston and preparation method thereof
06/12/2014WO2014088096A1 Piston ring
06/11/2014EP2740964A2 Air shock absorber and straddle-type vehicle
06/11/2014CN203641479U 一种低温密封活塞 A cryogenic piston seal
06/11/2014CN203641164U 动态轴向压缩柱专用液压缸 Dynamic axial compression column dedicated hydraulic cylinders
06/11/2014CN103857823A Piston ring
06/11/2014CN103851188A Hydraulic cylinder sealing part
06/11/2014CA2847760A1 Piston seal assembly with controlled leakage
06/10/2014US8746701 Piston assembly
06/05/2014US20140154454 Heat Resistant Seal Member
06/04/2014CN203627775U 用于加载油缸的活塞 Piston cylinder for loading
06/04/2014CN103836186A Ceramic thin film cast iron piston ring and manufacturing method thereof
06/04/2014CA2847376A1 Piston seal
06/03/2014US8739684 Fluid pressure apparatus
05/2014
05/28/2014EP2735720A1 Piston for combustion engine
05/28/2014EP2734753A1 Oil scraper ring
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
05/28/2014CN203614881U 一种气动阀门执行器 One kind of pneumatic valve actuators
05/21/2014EP2733395A1 Piston ring
05/21/2014CN203604327U 剪式副油缸 Scissor Vice cylinder
05/21/2014CN103814241A 组合油环 Combination oil ring
05/21/2014CN103807436A 一种油缸活塞杆密封装置 One kind of cylinder piston rod sealing device
05/15/2014WO2014073430A1 Piston ring
05/15/2014WO2014072115A1 Piston ring with a periodically varying groove
05/15/2014WO2014072113A1 Piston ring with varying apex lines
05/15/2014DE102012022268A1 Method for preparing piston ring for internal combustion engine e.g. petrol engine, involves partially extending interruptions introduced into hard material layer as channel between flank surfaces in circumferential direction
05/14/2014EP2729718A2 Oil scraper ring for a piston of an internal combustion engine
05/14/2014CN103797285A 活塞环 Piston Ring
05/14/2014CN103797248A 产生车辆所用的压缩空气的往复式活塞压缩机的往复式活塞 Compressed air used to produce the vehicle reciprocating piston reciprocating piston compressor
05/14/2014CN103789725A 一种活塞环表面的多层多元复合硬质pvd镀层、活塞环及制备工艺 One kind of piston ring surface multiple composite multilayer rigid pvd coating, piston rings and preparation
05/14/2014CN103089996B 用于空气动力发动机的活塞组件 An air piston assembly for the engine power
05/14/2014CN102428206B 滑动元件 Sliding element
05/13/2014US8720901 Seal ring
05/08/2014WO2014068040A1 Sliding element, in particular a piston ring, having a coating
05/08/2014WO2014066965A1 Single-piece oil control ring
05/08/2014WO2014044370A3 Piston with oil reservoir
05/08/2014US20140125013 Piston ring
05/07/2014CN203585307U 具有Ni-P化学镀层的组合式压缩机活塞环 Combined with a piston ring compressor Ni-P Electroless Plating
05/07/2014CN203584960U 一种液压缸活塞复合式密封结构 A hydraulic cylinder piston composite seal structure
05/07/2014CN203584955U 四柱二次举升油缸 Poster secondary lift cylinder
05/06/2014US8714560 Bidirectional seal assembly for use with valves
05/01/2014WO2014064291A1 Piston ring
05/01/2014US20140117626 Compression ring and its production method
04/2014
04/30/2014EP2725266A1 Piston ring
04/30/2014EP2725265A1 Piston ring
04/30/2014EP2725264A1 Pressure ring and fabrication method therefor
04/30/2014EP2724057A2 Piston guide ring comprising polyamide-poly(arylene ether) composition
04/30/2014DE102012219934A1 Method for manufacturing piston of sealing arrangement in pump, involves providing machine-removing lubrication pockets in machined surface portion of seal, and re-melting surface layer of machined surface portion
04/30/2014CN203571027U Piston retaining device based on shearing pillars in gel fuel supercritical study device
04/30/2014CN103759003A Graphite piston cup
04/24/2014DE102012112659A1 Struktur zum Montieren von Kolbenring Structure for mounting of piston ring
04/23/2014CN203560424U Novel accumulator piston for automatic transmission
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