Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ASEA AB, Allmanna Svenska Elektriska ABfiledCriticalASEA AB
Application grantedgrantedCritical
Publication of FR1133439ApublicationCriticalpatent/FR1133439A/fr
H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
H01H33/002—Very heavy-current switches
FR1133439D1954-05-171955-05-17Dispositif pour séparer des groupes redresseurs dans un convertisseur de puissance à courant continu à haute tension
ExpiredFR1133439A
(fr)