Global Patent Index - EP 0926334 A3

EP 0926334 A3 2000-05-03 - Device for recirculating exhaust gas and for preheating an exhaust gas cleaner

Title (en)

Device for recirculating exhaust gas and for preheating an exhaust gas cleaner

Title (de)

Vorrichtung zum Rückführen von Abgas und zum Vorheizen eines Abgasreinigers

Title (fr)

Dispositif de recirculation de gaz d'échappement et pour préchauffer un purificateur de gaz d'échappement

Publication

EP 0926334 A3 (DE)

Application

EP 98123967 A

Priority

DE 19757931 A

Abstract (en)

[origin: EP0926334A2] The assembly to return exhaust gas, at an internal combustion motor (1) and preheat the exhaust gas cleaner (4), has a valve system (6) in a housing (7) with three outlets (11-13). The first outlet can be linked with a second, or a second outlet can be connected to the third. The first outlet (11) is linked to the motor (1) intake (2). The second outlet is connected to the exhaust (3), and the third outlet is linked to an air supply (14).

IPC 1-7 (main, further and additional classification)

F02M 25/07; F01N 3/22; F01N 3/32

IPC 8 full level (invention and additional information)

F01N 3/22 (2006.01); F02M 25/07 (2006.01)

CPC (invention and additional information)

F01N 3/22 (2013.01); F01N 3/227 (2013.01); F02M 26/36 (2016.02); F02M 26/57 (2016.02); F02M 26/67 (2016.02); F02M 26/70 (2016.02); F02M 26/71 (2016.02)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0926334 A2 19990630; EP 0926334 A3 20000503; DE 19757931 A1 19990701

INPADOC legal status


2003-01-02 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20020702

2002-01-09 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: SIEMENS AKTIENGESELLSCHAFT

2001-01-10 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: DE FR GB

2000-06-28 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000325

2000-05-03 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-05-03 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI

1999-06-30 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

1999-06-30 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI