Global Patent Index - EP 2780651 A1

EP 2780651 A1 20140924 - HEAT ACCUMULATOR

Title (en)

HEAT ACCUMULATOR

Title (de)

WÄRMESPEICHER

Title (fr)

ACCUMULATEUR THERMIQUE

Publication

EP 2780651 A1 20140924 (DE)

Application

EP 11782648 A 20111117

Priority

EP 2011070408 W 20111117

Abstract (en)

[origin: WO2013071976A1] The invention relates to a heat accumulator (1), in particular for use in a motor vehicle, comprising a heat accumulator container (2) which can be integrated into the motor oil circuit, through which motor oil (8) flows when the motor (4) is running, and which is disconnected from the circuit when the motor (4) is switched off. The oil pan (3) of the motor (4), in particular the lower part (5) of the oil pan, is provided as the heat accumulator container (2), and the oil pan is provided with heat-insulating container walls (6). In particular, an element for increasing the heat capacity of the heat accumulator is provided.

IPC 8 full level

F28D 20/00 (2006.01); F01M 5/02 (2006.01); F01P 11/20 (2006.01)

CPC (source: EP US)

F01M 5/021 (2013.01 - EP US); F01P 11/08 (2013.01 - US); F28D 20/02 (2013.01 - EP US); F01M 2005/023 (2013.01 - EP US); F01M 2011/0016 (2013.01 - EP US); F01P 2011/205 (2013.01 - EP US); F28F 2270/00 (2013.01 - EP US); Y02E 60/14 (2013.01 - EP US)

Citation (search report)

See references of WO 2013071976A1

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 2013071976 A1 20130523; CN 103988045 A 20140813; CN 103988045 B 20161116; EP 2780651 A1 20140924; JP 2015503049 A 20150129; JP 6021931 B2 20161109; KR 20140101379 A 20140819; US 10138798 B2 20181127; US 2014331946 A1 20141113

DOCDB simple family (application)

EP 2011070408 W 20111117; CN 201180074889 A 20111117; EP 11782648 A 20111117; JP 2014541545 A 20111117; KR 20147016573 A 20111117; US 201414278858 A 20140515