Global Patent Index - EP 2229522 A1

EP 2229522 A1 20100922 - PISTON FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR THE PRODUCTION THEREOF

Title (en)

PISTON FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR THE PRODUCTION THEREOF

Title (de)

KOLBEN FÜR EINEN VERBRENNUNGSMOTOR SOWIE VERFAHREN ZU SEINER HERSTELLUNG

Title (fr)

PISTON POUR MOTEUR À COMBUSTION INTERNE ET SON PROCÉDÉ DE PRODUCTION

Publication

EP 2229522 A1 20100922 (DE)

Application

EP 08864437 A 20081210

Priority

  • DE 2008002073 W 20081210
  • DE 102007061601 A 20071220

Abstract (en)

[origin: WO2009079988A1] The invention relates to a piston (10, 110) for an internal combustion engine comprising a lower piston part (11, 111) and an upper piston part (12, 112) that is located on the lower piston part (11, 111), said upper part having a fire land (25, 125) running around the periphery and an annular section (26, 126) running around said fire land. According to the invention, at least the upper piston part (12, 112) consists of a sintered material. The invention also relates to a method for producing a piston (10, 110) of this type.

IPC 8 full level

F02F 3/00 (2006.01)

CPC (source: EP US)

F02F 3/003 (2013.01 - EP US); F02F 3/20 (2013.01 - US); F02F 2003/0053 (2013.01 - US); Y10T 29/49249 (2015.01 - EP US)

Citation (search report)

See references of WO 2009079988A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA MK RS

DOCDB simple family (publication)

DE 102007061601 A1 20090625; BR PI0821785 A2 20150616; CN 101903633 A 20101201; EP 2229522 A1 20100922; JP 2011506830 A 20110303; JP 5502748 B2 20140528; KR 101510916 B1 20150410; KR 20100093606 A 20100825; US 2009194059 A1 20090806; US 2012024255 A1 20120202; US 2015152807 A1 20150604; US 8074617 B2 20111213; US 8950375 B2 20150210; WO 2009079988 A1 20090702

DOCDB simple family (application)

DE 102007061601 A 20071220; BR PI0821785 A 20081210; CN 200880122152 A 20081210; DE 2008002073 W 20081210; EP 08864437 A 20081210; JP 2010538330 A 20081210; KR 20107015757 A 20081210; US 201113270324 A 20111011; US 201514617470 A 20150209; US 31596808 A 20081208