Global patent index - EP 1034606 A1

EP 1034606 A1 2000-09-13 - TRACTION MOTOR AND DRIVE SYSTEM

Title (en)

TRACTION MOTOR AND DRIVE SYSTEM

Title (de)

TRAKTIONSMOTOR UND STEUERUNGSSYSTEM

Title (fr)

MOTEUR DE TRACTION ET SYSTEME D'ENTRAINEMENT

Publication

EP 1034606 A1 (EN)

Application

EP 98965202 A

Priority

  • EP 9807727 W
  • GB 9725337 A

Abstract (en)

[origin: GB2331861A] A three-phase traction motor, or a transformer or rotating convertor in a drive system for a traction motor, comprises a winding including insulation consisting of at least two semiconducting layers 32,34, each providing a substantially equipotential surface, and solid insulation 33 between the semiconducting layers.

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

H02K 3/40; B60L 9/28; H01F 27/28; H01F 27/32

IPC 8 full level (invention and additional information)

B60L 9/28 (2006.01); H01F 27/28 (2006.01); H01F 27/32 (2006.01); H02K 3/40 (2006.01); H02K 47/20 (2006.01)

CPC (invention and additional information)

B60L 9/28 (2013.01); H01F 27/288 (2013.01); H01F 27/323 (2013.01); H02K 3/40 (2013.01); B60L 2200/26 (2013.01); B60L 2210/20 (2013.01); H02K 2203/15 (2013.01); Y02T 10/725 (2013.01)

Citation (search report)

See references of WO 9929019A1

Designated contracting state (EPC)

AT CH DE DK ES FR GB IT LI SE

EPO simple patent family

GB 2331861 A9; GB 2331861 A 19990602; GB 9725337 D0 19980128; AU 2051099 A 19990616; CA 2310836 A1 19990610; CN 1279837 A 20010110; EA 002726 B1 20020829; EP 1034606 A1 20000913; JP 2001525656 A 20011211; NO 20002729 A 20000526; NO 20002729 D0 20000526; PL 340634 A1 20010212; TR 200001501 T2 20001121; TW 420897 B 20010201; WO 9929019 A1 19990610; ZA 9810947 B 19990531

INPADOC legal status

2003-11-05 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030503

2002-12-04 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20021021

2000-09-13 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000623

2000-09-13 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT CH DE DK ES FR GB IT LI SE

2000-09-13 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Ref Legal Event Code: AX

- Free Format Text: RO PAYMENT 20000623