Global Patent Index - EP 1062115 A1

EP 1062115 A1 2000-12-27 - HYBRID PROPULSION FOR FUEL-CELL CARS

Title (en)

HYBRID PROPULSION FOR FUEL-CELL CARS

Title (de)

HYBRID-ANTRIEBSKONZEPT FÜR BRENNSTOFFZELLEN-FAHRZEUGE

Title (fr)

MODE D'ENTRAINEMENT HYBRIDE POUR VEHICULES A HYDROGENE

Publication

EP 1062115 A1 (DE)

Application

EP 99908873 A

Priority

  • DE 19810467 A
  • EP 9900879 W

Abstract (en)

[origin: WO9946140A1] The invention relates to a hybrid propulsion for an electric vehicle comprising a fuel cell, an energy store, an electric drive motor and electric auxiliary consumers. The invention provides for two separate electric circuits each having switching devices for optionally connecting the electric drive motor and electric auxiliary consumers with the fuel cells or the energy store and for a switchable connecting line between the fuel cell and energy store.

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

B60L 11/18; H01M 8/04

IPC 8 full level (invention and additional information)

B60L 11/18 (2006.01); H01M 8/04828 (2016.01)

CPC (invention and additional information)

H01M 8/04947 (2013.01); B60L 11/1881 (2013.01); H01M 16/006 (2013.01); Y02T 90/34 (2013.01)

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

WO 9946140 A1 19990916; DE 19810467 C1 19991014; EP 1062115 A1 20001227; JP 2002506340 A 20020226; US 6380638 B1 20020430

INPADOC legal status


2004-06-16 [18W] WITHDRAWN

- Effective date: 20040319

2001-01-03 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION):

- Designated State(s): DE FR GB IT

2000-12-27 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000816

2000-12-27 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB IT