EP 2890883 B1 20170510 - PISTON
Title (en)
PISTON
Title (de)
KOLBEN
Title (fr)
PISTON
Publication
Application
Priority
- DE 102012215541 A 20120831
- EP 2013067302 W 20130820
Abstract (en)
[origin: WO2014033011A2] The invention relates to a piston (1) for an internal combustion engine, said piston (1) comprising a piston head (7) and a piston skirt (15), said piston head (7) having a circumferential ring part (8) and a circumferential cooling channel (5). Also, a ring support (4) is provided in the region of the ring part (8). According to the invention, said ring part (4) forms a wall section (11) of the cooling channel (5) and is in direct contact with said cooling channel (5) which has a cross-section with a contraction (12) formed in the central area of the cross-section.
IPC 8 full level
F02F 3/22 (2006.01)
CPC (source: CN EP US)
F02F 3/22 (2013.01 - CN EP US)
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
DOCDB simple family (publication)
WO 2014033011 A2 20140306; WO 2014033011 A3 20140501; BR 112015004142 A2 20170704; BR 112015004142 A8 20190806; CN 104603438 A 20150506; CN 104603438 B 20180731; DE 102012215541 A1 20140306; EP 2890883 A2 20150708; EP 2890883 B1 20170510; JP 2015528537 A 20150928; JP 6340368 B2 20180606; US 2015322886 A1 20151112; US 9664137 B2 20170530
DOCDB simple family (application)
EP 2013067302 W 20130820; BR 112015004142 A 20130820; CN 201380045679 A 20130820; DE 102012215541 A 20120831; EP 13753156 A 20130820; JP 2015528957 A 20130820; US 201314423656 A 20130820