发明名称 |
Double break installation switchgear |
摘要 |
An installation switching device having at least one pole current path comprises two stationary contact pieces; a moving contact bridge including two moving contact pieces forming a double-break pole with the two stationary contact pieces; a contact pressure spring exerting a pressure on the moving contact bridge in a closing direction of the moving contact bridge; a pusher configured to act on the moving contact bridge counter to the pressure of the contact pressure spring in an opening direction, the pusher including a slide and a striking pin disposed moveably relative to the moving contact bridge and to one another in a movement direction of the moving contact bridge; a switch latch having a latching point; an operating lever configured to act on the pusher; and an electromagnetic release having an impact armature. |
申请公布号 |
US8138862(B2) |
申请公布日期 |
2012.03.20 |
申请号 |
US20070516019 |
申请日期 |
2007.11.08 |
申请人 |
MUELLER RALF;HUSTERT FRANK;WEYAND HANS-PETER;ABB AG |
发明人 |
MUELLER RALF;HUSTERT FRANK;WEYAND HANS-PETER |
分类号 |
H01H9/00;H01H67/02;H01H75/00 |
主分类号 |
H01H9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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