Global Patent Index - EP 1476887 A1

EP 1476887 A1 20041117 - VACUUM INTERRUPTER WITH A SWITCH CONTACT PIECE

Title (en)

VACUUM INTERRUPTER WITH A SWITCH CONTACT PIECE

Title (de)

VAKUUMSCHALTROEGHRE MIT EINEM SCHALTKONTAKTSTUECK

Title (fr)

TUBE DE COMMUTATION A VIDE POURVU D'UN PLOT DE CONTACT DE COMMUTATION

Publication

EP 1476887 A1 20041117 (DE)

Application

EP 03742496 A 20030214

Priority

  • DE 0300583 W 20030214
  • DE 10207892 A 20020220

Abstract (en)

[origin: WO03071567A1] According to the invention, heat generated inside a vacuum interrupter (1) is to be extracted, essentially by means of the pins (7, 8) of the contact pieces (5, 6) and, in order to improve the transmission of heat, a first slide contact surface (18) of a slide contact arrangement is provided on a pin (7), whereby the first slide contact surface (18) is arranged on a first section of a pin (7) which comprises an enlarged circumference relative to the remaining sections of the pin (7).

IPC 1-7

H01H 33/66; H01H 1/58

IPC 8 full level

H01H 1/58 (2006.01); H01H 33/66 (2006.01)

CPC (source: EP US)

H01H 1/5833 (2013.01 - EP US); H01H 33/6606 (2013.01 - EP US); H01H 2033/6613 (2013.01 - EP US)

Citation (search report)

See references of WO 03071567A1

Designated contracting state (EPC)

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

DOCDB simple family (publication)

WO 03071567 A1 20030828; CN 1302499 C 20070228; CN 1618112 A 20050518; DE 10207892 A1 20031002; DE 10207892 B4 20040205; DE 50311448 D1 20090604; EP 1476887 A1 20041117; EP 1476887 B1 20090422; JP 2005518635 A 20050623; JP 4405265 B2 20100127; US 2005092713 A1 20050505; US 7115831 B2 20061003

DOCDB simple family (application)

DE 0300583 W 20030214; CN 03802377 A 20030214; DE 10207892 A 20020220; DE 50311448 T 20030214; EP 03742496 A 20030214; JP 2003570377 A 20030214; US 50502304 A 20040819