Global Patent Index - EP 1278951 B1

EP 1278951 B1 20060301 - COMBUSTION ENGINE WITH A BUILT-UP PISTON

Title (en)

COMBUSTION ENGINE WITH A BUILT-UP PISTON

Title (de)

VERBRENNUNGSMOTOR MIT EINEM GEBAUTEN KOLBEN

Title (fr)

MOTEUR A COMBUSTION INTERNE DOTE D'UN PISTON INTEGRE

Publication

EP 1278951 B1 20060301 (DE)

Application

EP 01940141 A 20010407

Priority

  • DE 0101404 W 20010407
  • DE 10022035 A 20000505

Abstract (en)

[origin: DE10022035A1] The engine (1) has a piston with a steel base (3) and a piston lower part (4), which are connected by a single screw in or near the piston longitudinal axis and have a central cooling chamber (7) between them. An oil-filled connecting rod (10) is connected to the piston lower part by a piston bolt (9). A device to transfer oil from the connecting rod to the central cooling chamber is provided in the screw head (11) area.

IPC 8 full level

F02F 3/00 (2006.01); F01P 3/10 (2006.01); F02F 3/22 (2006.01); F16J 1/09 (2006.01); F16J 1/18 (2006.01)

CPC (source: EP KR US)

F02F 3/00 (2013.01 - KR); F02F 3/0023 (2013.01 - EP US); F02F 3/22 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

DE 10022035 A1 20011108; BR 0110520 A 20030408; BR 0110520 B1 20100223; DE 50109078 D1 20060427; EP 1278951 A1 20030129; EP 1278951 B1 20060301; JP 2003532831 A 20031105; JP 4490025 B2 20100623; KR 100754536 B1 20070904; KR 20020093129 A 20021212; US 2003154855 A1 20030821; US 6829977 B2 20041214; WO 0186133 A1 20011115

DOCDB simple family (application)

DE 10022035 A 20000505; BR 0110520 A 20010407; DE 0101404 W 20010407; DE 50109078 T 20010407; EP 01940141 A 20010407; JP 2001582706 A 20010407; KR 20027014821 A 20021105; US 27536103 A 20030225