发明名称 |
Electrode for vacuum circuit breaker |
摘要 |
An electrode for a vacuum circuit breaker being provided with a connecting portion (14) made of a material having the same resistivity as the arc running face portions (5B, 5C, 5D) across the corresponding arc guiding channel (13A, 13B, 13C) at the outer circumferential end (5E) thereof, wherein when assuming the outer diameter of the connecting portion as D1 and the inner diameter of the connecting portion as D2, the width (L) of the connecting portion is designed so as to satisfy the ratio D2/D1 to be in a range of more than 0.9 and less than 1.0. <IMAGE> |
申请公布号 |
EP0740321(A3) |
申请公布日期 |
1998.04.22 |
申请号 |
EP19960105890 |
申请日期 |
1996.04.15 |
申请人 |
HITACHI, LTD. |
发明人 |
HAKAMATA, YOSHIMI;TANIMIZU, TORU;KOBAYASHI, MASATO;OKABE, HITOSHI;KOMURO, KATSUHIRO;WADA, AKIRA |
分类号 |
H01H33/664 |
主分类号 |
H01H33/664 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|