Patents-Review.com
ClassID:

140092 ⎘

F02F3/22 - page 2 - CPC Classification

Classification description:

Pistons  having cooling means the means being a fluid flowing through or along piston the fluid being liquid

Recent Application in this class:
#301
20110155092
2011-06-30

Piston/piston ring arrangement

 #302
20110155091
2011-06-30

INLAY PART FOR A PISTON OF AN INTERNAL COMBUSTION ENGINE AND PISTON OR PISTON HEAD PROVIDED WITH THE INLAY PART

 #303
20110155080
2011-06-30

Multi-part cooled piston for an internal combustion engine

 #304
20110154984
2011-06-30

Piston for an Internal-Combustion Engine and Method for Manufacturing a Piston of this Type

 #305
20110146074
2011-06-23

Reinforced dual gallery piston and method of construction

 #306
20110132971
2011-06-09

Method of friction welding of a piston having a cooling duct

 #307
20110120299
2011-05-26

CAST PISTON WITH PIN BORE LUBRICATION AND METHOD OF MANUFACTURING SAME

 #308
20110107997
2011-05-12

Steel piston with cooling gallery and method of construction thereof

 #309
20110100317
2011-05-05

Weight balanced internal combustion engine piston

 #310
20110073061
2011-03-31

PISTONS WITH A ROUGH SURFACE

 #311
20110048365
2011-03-03

Monobloc piston with a low friction skirt

 #312
20110041684
2011-02-24

Two-part piston for an internal combustion engine

 #313
20110030645
2011-02-10

Low thermal conductivity piston and method of construction thereof

 #314
20110030214
2011-02-10

PISTON ASSEMBLY MULTIPLE STEP FORMING PROCESS

 #315
20100319648
2010-12-23

PISTON FOR AN INTERNAL COMBUSTION ENGINE

 #316
20100307445
2010-12-09

Two-part piston for an internal combustion engine

 #317
20100299922
2010-12-02

COOLING DUCT PISTON FOR AN INTERNAL COMBUSTION ENGINE

 #318
20100275873
2010-11-04

SIMPLE FRICTIONAL WELD

 #319
20100275861
2010-11-04

Piston having a central cooling gallery with a contoured flange

 #320
20100263620
2010-10-21

Coolable piston for internal combustion engine

 #321
20100258064
2010-10-14

Piston with crown cooling nozzle

 #322
20100236515
2010-09-23

Method for the production of a single part piston and a piston produced by such a method

 #323
20100218673
2010-09-02

Piston with central directional oil flow and wrist pin lubrication feature and method of construction thereof

 #324
20100163203
2010-07-01

Casting core for forming a cooling channel in a piston produced by casting

 #325
20100147250
2010-06-17

Piston for an internal combustion engine

 #326
20100122681
2010-05-20

Two-Part piston for an internal combusion engine

 #327
20100108017
2010-05-06

Multi-part piston for an internal combustion engine and method for its production

 #328
20100108016
2010-05-06

Multi-part piston for an internal combustion engine and method for its production

 #329
20100108015
2010-05-06

Multi-part piston for an internal combustion engine

 #330
20100108001
2010-05-06

Multi-part piston for an internal combustion engine and method for its production

 #331
20100108000
2010-05-06

Multi-part piston for an internal combustion engine and method for its production

 #332
20100107999
2010-05-06

Multi-part piston for an internal combustion engine and method for its production

 #333
20100107998
2010-05-06

Multi-part piston for an internal combustion engine

 #334
20100107868
2010-05-06

Multi-part piston for an internal combustion engine and method for its production

 #335
20100050862
2010-03-04

Piston for an internal combustion engine

 #336
20090288632
2009-11-26

Piston for an internal combustion engine and method for its production

 #337
20090288618
2009-11-26

Piston for internal combustion engine

 #338
20090261232
2009-10-22

Casting core for forming a cooling channel

 #339
20090250033
2009-10-08

Piston for an internal combustion engine

 #340
20090241769
2009-10-01

Cooling channel piston for an internal combustion engine and method for the production thereof

 #341
20090220820
2009-09-03

METHOD OF FRICTION WELDING AND FRICTION WELDED PART WITH AT LEAST TWO FRICTION WELD POINTS

 #342
20090205604
2009-08-20

Coolable piston for internal combustion engine

 #343
20090178640
2009-07-16

Cast steel piston for internal combustion engines

 #344
20090158925
2009-06-25

Method for attaching a ring element to a piston for an internal combustion engine

 #345
20090151688
2009-06-18

Piston for internal combustion engine and internal combustion engine with the same

 #346
20090151556
2009-06-18

Two-part piston for an internal combustion engine

 #347
20090151555
2009-06-18

Piston with a cooling gallery

 #348
20090145295
2009-06-11

Cooling gallery insert for a piston

 #349
20090139481
2009-06-04

Liquid-cooled composite piston

 #350
20090071001
2009-03-19

Method for producing piston for internal-combustion engine

 #351
20090025674
2009-01-29

Piston for an internal combustion engine and method for its production

 #352
20090025550
2009-01-29

Piston for an internal combustion engine and method for its production

 #353
20090020007
2009-01-22

SINGLE-PIECE FORGED-STEEL PISTON WITH INNER OIL COOLING CHAMBER AND A METHOD FOR MANUFACTURING THEREOF

 #354
20090007776
2009-01-08

Piston for an internal combustion engine

 #355
20080314240
2008-12-25

Two-piece twist lock piston

 #356
20080307958
2008-12-18

Two-part piston for an internal combustion engine

 #357
20080295683
2008-12-04

FOCAL OILING FOR A PISTON ASSEMBLY

 #358
20080289490
2008-11-27

Piston for a combustion engine, and combustion engine

 #359
20080263861
2008-10-30

Method for screwing skirt and crown parts of a metal piston together

 #360
20080250640
2008-10-16

Method for producing a piston for an internal combustion engine and the thus produced piston

 #361
20080245231
2008-10-09

Piston, Especially Cooling Channel Piston, of an Internal Combustion Engine, Comprising Three Friction Welded Zones

 #362
20080229923
2008-09-25

Piston, especially cooling channel piston, comprising three friction-welded zones

 #363
20080210204
2008-09-04

Internal combustion engine

 #364
20080134880
2008-06-12

Multi-part piston for a combustion engine

 #365
20080134879
2008-06-12

Piston with a lightweight construction that is subjected to high thermal stress

 #366
20080134876
2008-06-12

Piston for an internal combustion engine

 #367
20080127818
2008-06-05

Piston produced from a single forged or cast piston blank

 #368
20080121205
2008-05-29

Piston For A Combustion Engine

 #369
20080121204
2008-05-29

Multipart, cooled piston for a combustion engine

 #370
20080121102
2008-05-29

Two-Part Piston For a Combustion Engine

 #371
20080110335
2008-05-15

Method of making a piston

 #372
20080078339
2008-04-03

Piston for an internal combustion engine and combination a piston provided with an oil injection device

 #373
20080060514
2008-03-13

Composite piston for an internal combustion engine

 #374
20070295299
2007-12-27

Piston for a combustion engine

 #375
20070283917
2007-12-13

Piston for a combustion engine

 #376
20070251487
2007-11-01

Cooling duct piston for an internal combustion engine comprising heat pipes

 #377
20070227350
2007-10-04

Lubricant-cooled and wristpin lubricating piston

 #378
20070209614
2007-09-13

Cooling channel cover for a piston of an internal combustion engine

 #379
20070137605
2007-06-21

Two-part piston for an internal combustion engine

 #380
20070113802
2007-05-24

Piston for internal combustion engine

 #381
20070107215
2007-05-17

Method for producing a piston for an internal combustion engine

 #382
20070074695
2007-04-05

Piston having improved cooling characteristics

 #383
20070039460
2007-02-22

One-piece piston for an internal combustion engine

 #384
20070028863
2007-02-08

Piston for an internal combustion engine and cover ring for the cooling channel of the piston

 #385
20070022980
2007-02-01

Method for production of a coolable annular support for internally cooled piston rings

 #386
20060278180
2006-12-14

Piston for an internal combustion engine

 #387
20060243131
2006-11-02

Piston for combustion engine

 #388
20060191508
2006-08-31

Internal engine piston and its production method

 #389
20060151573
2006-07-13

Method for producing a cooled ring carrier

 #390
20060150940
2006-07-13

Internal combustion engine

 #391
20060096557
2006-05-11

Monosteel piston having oil drainage groove with enhanced drainage features

 #392
20060037471
2006-02-23

One piece cast steel monobloc piston

 #393
20060016330
2006-01-26

Monobloc piston having open floor

 #394
20060005701
2006-01-12

One-piece steel piston

 #395
20060005700
2006-01-12

One-piece steel piston

 #396
20060000087
2006-01-05

Method of producing a cooling channel piston for an internal combustion engine

 #397
20050284424
2005-12-29

Piston cooling system

 #398
20050283976
2005-12-29

Method for manufacturing internal combustion engine piston

 #399
20050211089
2005-09-29

Lubricant-cooled and wristpin lubricating piston

 #400
20050211088
2005-09-29

Cooled piston for an internal combustion engine

 #401
20050155560
2005-07-21

Cooled piston consisting of two parts

 #402
20050115523
2005-06-02

Oil inlet for an internal combustion engine piston that is provided with a cooling duct

 #403
20050092279
2005-05-05

Engine piston and manufacture

 #404
20050072394
2005-04-07

Cooling channel cover for a one-piece piston of an internal combustion engine

 #405
20050072387
2005-04-07

Cooling channel cover for a one-piece piston of an internal combustion engine

 #406
20050072386
2005-04-07

Cooling channel cover for a one-piece piston of an internal combustion engine

 #407
20050034598
2005-02-17

Multi-axially forged piston

 #408
17406582
2022-04-26

Piston with enhanced undercrown cooling

 #409
17110470
2022-02-15

Piston having oil gallery drain outlets biased in distribution to anti-thrust side

 #410
16168187
2020-03-17

Internal combustion engine including piston cooling jets