EP 3004610 A1 20160413 - PISTON FOR AN INTERNAL COMBUSTION ENGINE
Title (en)
PISTON FOR AN INTERNAL COMBUSTION ENGINE
Title (de)
KOLBEN FÜR EINEN VERBRENNUNGSMOTOR
Title (fr)
PISTON POUR MOTEUR À COMBUSTION INTERNE
Publication
Application
Priority
- DE 102013009161 A 20130531
- DE 2014000264 W 20140528
Abstract (en)
[origin: WO2014190963A1] The invention relates to a piston (10, 110, 210, 310, 410) for an internal combustion engine, comprising a piston crown (11) and a piston skirt (21), said piston crown (11) comprising a piston head (12), a peripheral top land (14), a peripheral annular zone (15) with annular grooves (16, 17, 18) and in the region of the annular zone (15), a peripheral cooling channel (19) which is open towards the base and which is closed by means of a closure element. Said cooling channel (19) has a cooling channel base (26) and a cooling channel cover (27). According to the invention, said closure element (35, 135, 235, 335, 435) is arranged in such a manner in the piston crown (11) that the cooling channel base (26) is arranged above the lowest annular groove (18).
IPC 8 full level
F02F 3/22 (2006.01)
CPC (source: EP US)
F01P 3/08 (2013.01 - US); F02F 3/00 (2013.01 - US); F02F 3/02 (2013.01 - US); F02F 3/16 (2013.01 - US); F02F 3/20 (2013.01 - US); F02F 3/22 (2013.01 - EP US)
Citation (search report)
See references of WO 2014190963A1
Citation (examination)
- JP 2010196559 A 20100909 - TOYOTA MOTOR CORP
- JP S5429209 U 19790226
- FR 2327409 A1 19770506 - WELLWORTHY LTD [GB]
- DE 2546388 A1 19770421 - MTU FRIEDRICHSHAFEN GMBH [DE]
- FR 2246742 A1 19750502 - MASCHF AUGSBURG NUERNBERG AG [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2014190963 A1 20141204; BR 112015029824 A2 20170725; CN 105283655 A 20160127; CN 105283655 B 20190604; DE 102013009161 A1 20141218; EP 3004610 A1 20160413; JP 2016520175 A 20160711; US 2016115901 A1 20160428; US 9869269 B2 20180116
DOCDB simple family (application)
DE 2014000264 W 20140528; BR 112015029824 A 20140528; CN 201480032598 A 20140528; DE 102013009161 A 20130531; EP 14753001 A 20140528; JP 2016515653 A 20140528; US 201414894902 A 20140528