ClassID:

151766

F16J9/26 - page 2 - CPC Classification

Classification description:

Piston-rings, e.g. non-metallic piston-rings , seats therefor; Ring sealings of similar construction characterised by the use of particular materials

Recent Application in this class:
#301
20120143148
2012-06-07

Sealing members, articles using the same and methods of reducing sticktion

#302
20120126488
2012-05-24

PISTON RING

#303
20120114971
2012-05-10

WEAR RESISTANT LEAD FREE ALLOY SLIDING ELEMENT METHOD OF MAKING

#304
20120112418
2012-05-10

Oil control ring with ferrous body less than 2.0 millimeters high for internal combustion engines

#305
20120091663
2012-04-19

Nitridable piston rings

#306
20120090462
2012-04-19

Nitratable steel piston rings and steel cylindrical sleeves, and casting method for the production thereof

#307
20120088093
2012-04-12

METHOD FOR COATING A SLIDING ELEMENT AND SLIDING ELEMENT, IN PARTICULAR A PISTON RING

#308
20120085654
2012-04-12

Coating mask for electrolytically coating a peripheral region on an outer surface of a cylindrical body

#309
20120068418
2012-03-22

Gliding element

#310
20120067203
2012-03-22

Sliding element with exposed functional surface

#311
20120018051
2012-01-26

Nitratable steel material composition for producing piston rings and cylindrical sleeves

#312
20110311390
2011-12-22

Steel material composition for producing piston rings and cylinder sleeves

#313
20110309586
2011-12-22

Compression piston ring

#314
20110268946
2011-11-03

Sliding element in an internal combustion engine, in particular a piston ring

#315
20110268944
2011-11-03

Sliding element

#316
20110256366
2011-10-20

Method for coating a sliding element and sliding element, in particular a piston ring or cylinder liner of an internal combustion engine

#317
20110254230
2011-10-20

Coatings and powders, methods of making same, and uses thereof

#318
20110166554
2011-07-07

Osmotic delivery systems and piston assemblies for use therein

#319
20110148047
2011-06-23

Piston ring for internal combustion engine

#320
20110143976
2011-06-16

Nitrogen-containing amorphous carbon-type film, amorphous carbon-type lamination film, and sliding member

#321
20110115167
2011-05-19

Structured chrome solid particle layer and method for the production thereof

#322
20110109048
2011-05-12

Method and device for producing a dispersion-hardened object that contains carbide nanoparticles

#323
20110101620
2011-05-05

Piston ring

#324
20110100318
2011-05-05

Oil ring and piston for an internal combustion engine

#325
20100319647
2010-12-23

COMBINATION STRUCTURE OF PISTON RING AND CYLINDER LINER FOR INTERNAL COMBUSTION ENGINE

#326
20100295251
2010-11-25

Chromium nitride ion-plating coating and its production method, as well as piston ring used for internal combustion engine

#327
20100294229
2010-11-25

Piston for an internal combustion engine comprising a ring carrier being formed of a cast iron alloy

#328
20100253006
2010-10-07

STEEL PRODUCTS FOR PISTON RINGS AND PISTON RINGS

#329
20100247004
2010-09-30

SLIDE STRUCTURE

#330
20100187766
2010-07-29

HARD CHROME LAYER, COATED SUBSTRATE, AND TRIBOLOGICAL SYSTEM

#331
20100185184
2010-07-22

Osmotic delivery systems and piston assemblies for use therein

#332
20100171272
2010-07-08

Piston ring

#333
20100158745
2010-06-24

PISTON RING MATERIAL FOR INTERNAL COMBUSTION ENGINE

#334
20100140880
2010-06-10

PISTON RING

#335
20100127462
2010-05-27

PISTON RING WITH A MULTILAYER ASSEMBLY, AND A METHOD FOR THE PRODUCTION THEREOF

#336
20100117304
2010-05-13

PISTON RING

#337
20100066031
2010-03-18

Piston ring

#338
20100044969
2010-02-25

Piston ring for internal combustion engines

#339
20100044968
2010-02-25

Piston ring for internal combustion engines

#340
20100044967
2010-02-25

Piston ring

#341
20100019458
2010-01-28

PISTON RING

#342
20100019457
2010-01-28

Piston ring

#343
20100001474
2010-01-07

Piston ring with sulphonitriding treatment

#344
20090278320
2009-11-12

Piston ring with chromium nitride coating for internal combustion engines

#345
20090255504
2009-10-15

Method of hardening surface of metallic part, piston, cylinder head, and cylinder block each produced using the surface-hardening method, and process for producing the same

#346
20090226756
2009-09-10

Piston ring

#347
20090199809
2009-08-13

Fluid machine

#348
20090174150
2009-07-09

LATERAL SIDE PROTECTION OF A PISTON RING WITH A THERMALLY SPRAYED COATING

#349
20090058014
2009-03-05

Piston ring

#350
20090054277
2009-02-26

Sliding member and production process thereof

#351
20090051123
2009-02-26

Piston ring

#352
20090051122
2009-02-26

Piston ring

#353
20090026712
2009-01-29

Sliding member

#354
20090026711
2009-01-29

COMPRESSION PISTON RING

#355
20090001669
2009-01-01

Sliding element, in particular piston ring, method for manufacturing a sliding element, sliding system and coating for a sliding element

#356
20080296402
2008-12-04

Retention system

#357
20080271712
2008-11-06

CARBON DEPOSIT RESISTANT COMPONENT

#358
20080256794
2008-10-23

Method For the Production of a Piston Ring For Internal Combustion Engine and a Piston Ring of this Type

#359
20080203674
2008-08-28

Piston ring having hard multi-layer coating

#360
20080136116
2008-06-12

Piston ring for internal combustion engines

#361
20080091176
2008-04-17

Osmotic delivery systems and piston assemblies for use therein

#362
20080042368
2008-02-21

Piston ring assembly including a self accommodating smart piston ring

#363
20080017162
2008-01-24

SURFACE TREATED COMPRESSION RING AND METHOD OF MANUFACTURE

#364
20080007006
2008-01-10

Piston ring for internal combustion engines

#365
20070228669
2007-10-04

Sealing members, articles using the same and methods of reducing sticktion

#366
20070210524
2007-09-13

PISTON RINGS

#367
20070128807
2007-06-07

Piston ring and method for the production thereof

#368
20070099015
2007-05-03

Composite sliding surfaces for sliding members

#369
20060269790
2006-11-30

Piston ring for internal combustion engines

#370
20060040124
2006-02-23

Composite chromium plating film and sliding member having the same and method for manufacture thereof

#371
20050269787
2005-12-08

Piston ring

#372
20050218603
2005-10-06

Piston ring with a PVD coating

#373
20050188942
2005-09-01

Sliding structure for automotive engine

#374
20050132569
2005-06-23

Method of repairing a part using laser cladding

#375
20050127612
2005-06-16

Piston ring having wear resistant composition

#376
20050110190
2005-05-26

Process for making a membrane for fluid-control apparatuses, and membrane made thereby

#377
20050109289
2005-05-26

High temperature and high pressure compressor piston ring

#378
20050100701
2005-05-12

Sliding member and production process thereof

#379
20050073107
2005-04-07

Thermal spraying of a piston ring

#380
20050069724
2005-03-31

Spraying piston ring

#381
19207463
2026-02-17

Thermal ablation-resistant, wear-resistant, and friction-reducing coated piston ring, preparation method thereof and engine

#382
18625273
2025-07-01

Piston ring with hard plating, and preparation method therefor

#383
18623057
2025-01-21

Wear-resistant and low-friction coated piston ring and preparation method therefor