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.)
Rockwell Automation Switzerland GmbH
Original Assignee
Sprecher und Schuh AG
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 Sprecher und Schuh AGfiledCriticalSprecher und Schuh AG
Publication of JPS5131871ApublicationCriticalpatent/JPS5131871A/ja
H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
H01H33/66—Vacuum switches
H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
H01H33/6646—Contacts; Arc-extinguishing means, e.g. arcing rings having non flat disc-like contact surface
Landscapes
High-Tension Arc-Extinguishing Switches Without Spraying Means
(AREA)