Global Patent Index - EP 2002102 A1

EP 2002102 A1 20081217 - SYSTEM FOR CONTROLLING THE OPERATION OF A MOTOR VEHICLE POWER PLANT IN ORDER TO LESSEN THE EFFECT OF PLAY IN A VEHICLE DRIVE LINE

Title (en)

SYSTEM FOR CONTROLLING THE OPERATION OF A MOTOR VEHICLE POWER PLANT IN ORDER TO LESSEN THE EFFECT OF PLAY IN A VEHICLE DRIVE LINE

Title (de)

SYSTEM ZUR STEUERUNG DES BETRIEBS EINES KRAFTFAHRZEUG-ANTRIEBSSYSTEMS ZUR MINDERUNG DES SPIELRAUMS EINES FAHRZEUGFAHRWEGES

Title (fr)

SYSTEME DE CONTROLE DE FONCTIONNEMENT D'UN GROUPE MOTO-PROPULSEUR DE VEHICULE AUTOMOBILE POUR L'ATTENUATION DE PERTURBATIONS LORS DU PASSAGE DE JEU D'UNE TRANSMISSION DU VEHICULE

Publication

EP 2002102 A1 20081217 (FR)

Application

EP 07731839 A 20070328

Priority

  • FR 2007051033 W 20070328
  • FR 0651185 A 20060404

Abstract (en)

[origin: FR2899282A1] The system has a preventive authorization unit (38) with a calculation module (44) connected to a resistive torque calculation module (42). The module (44) calculates a resistive torque value that is returned to a drive train (12) and corresponds to a passage torque of a transmission backlash. The unit (38) has a torque threshold calculation module (46) connected to the modules (42, 44). The module (46) calculates and delivers the torque threshold value to the drive train according to a numerical relation, for controlling the drive train.

IPC 8 full level

F02D 41/10 (2006.01)

CPC (source: EP)

F02D 41/107 (2013.01); F02D 41/307 (2013.01); F02D 2200/1006 (2013.01); F02D 2250/21 (2013.01)

Citation (search report)

See references of WO 2007116168A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

FR 2899282 A1 20071005; FR 2899282 B1 20110513; EP 2002102 A1 20081217; WO 2007116168 A1 20071018

DOCDB simple family (application)

FR 0651185 A 20060404; EP 07731839 A 20070328; FR 2007051033 W 20070328