摘要 |
1312513 insulators CARL-ZEISS-STIFTUNG [trading as JENAER GLASWERK SCHOTT & GEN] 6 July 1970 [7 July 1969] 32556/70 Heading C1M [Also in Division H2] A high-voltage insulator comprises an electrically insulating body made of a translucent glass or glass ceramic having an expansion coefficient of less than 10 Î 10<SP>-7</SP>/‹ C. The insulator takes the form of (1) a surge arrester with said insulating body constituting the surge arrestor housing, (2) a cap and pin type insulator, (3) a rod type insulator or (4) a cable sealing end insulator having a filler material contained by a housing constituted by said insulating body. Three examples of suitable glass compositions are given. |