发明名称 |
Electrical protective circuit breaker having an exhaust passage for the arc gas. |
摘要 |
<p>A circuit interrupter comprises, in a compartment defined in an electrically insulating housing 10, a pair of separable contacts 18, 20 defining, when separated, an arcing region therebetween, and an operating mechanism 22, including a tripping unit and an operating handle, for opening and closing the separable contacts. The housing includes an electrically insulating bottom wall 16 and a gas exhaust passage 50 having an inlet opening in the inner surface of the housing, the inlet 52 of the gas exhaust passage being located in the bottom wall at a position effective for exhausting arc gas generated in the arcing region without the gas contacting the operating mechanism.</p> |
申请公布号 |
EP0127336(A2) |
申请公布日期 |
1984.12.05 |
申请号 |
EP19840302903 |
申请日期 |
1984.04.30 |
申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
YAMAGATA, SHINJI;TAMARU, SHIGEMI;FUJII, HIROSHI;SUHARA, HIDEO;HISATSUNE, FUMIYUKI;HOSOGAI, SETSUO;YAMAMOTO, KIYOMI |
分类号 |
H01H9/34;(IPC1-7):01H73/18 |
主分类号 |
H01H9/34 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|