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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co LtdfiledCriticalToshiba Corp
Priority to JP9085076ApriorityCriticalpatent/JPS5316897A/en
Publication of JPS5316897ApublicationCriticalpatent/JPS5316897A/en
PURPOSE: To provide a supporting insulation in which non-uniformity in the distribution of electrical potential caused by non-uniformity and non-stability of DC resistance is eliminated and which is most suitable for use in DC electrical equipment having a high withstand voltage.