EP 1672655 A1 20060621 - Vacuum switch with increased current load capacity
Title (en)
Vacuum switch with increased current load capacity
Title (de)
Vakuumschalter mit grosser Stromtragfähigkeit
Title (fr)
Interrupteur à vide avec une intensité de courant admissible élevée
Publication
Application
Priority
EP 04405786 A 20041220
Abstract (en)
A vacuum switch chamber has first and second contact pieces (11;12) for switching an electric current flowing through the vacuum chamber. To remove heat arising from the electric current in the vacuum chamber, at least one heat tube (1) is provided.
IPC 8 full level
H01H 1/62 (2006.01)
CPC (source: EP US)
H01H 1/62 (2013.01 - EP US); H01H 33/6606 (2013.01 - EP US); H01H 2009/523 (2013.01 - EP US); H01H 2033/6613 (2013.01 - EP US)
Citation (search report)
- [X] DE 3941388 A1 19910620 - SACHSENWERK AG [DE]
- [X] US 4005297 A 19770125 - CLEAVELAND CHARLES M
- [X] EP 1022758 A2 20000726 - MOELLER GMBH [DE]
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 MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1672655 A1 20060621; AT E391337 T1 20080415; CN 100570781 C 20091216; CN 101080792 A 20071128; DE 502005003599 D1 20080515; EP 1831903 A1 20070912; EP 1831903 B1 20080402; JP 2008524814 A 20080710; US 2008000879 A1 20080103; US 7471495 B2 20081230; WO 2006066427 A1 20060629
DOCDB simple family (application)
EP 04405786 A 20041220; AT 05812681 T 20051214; CH 2005000748 W 20051214; CN 200580043445 A 20051214; DE 502005003599 T 20051214; EP 05812681 A 20051214; JP 2007547138 A 20051214; US 81231607 A 20070618