发明名称 |
CONTACT SYSTEM |
摘要 |
The electrical switching device (1) can comprise at least a nominal contact arrangement, wherein the nominal contact arrangement comprises at least a first nominal contact comprising a plurality of nominal contact fingers (3a) forming a finger cage concentric with respect to a longitudinal axis (z), and at least a mating second nominal contact (3b). It can further comprise at least an arcing contact arrangement, wherein the arcing contact arrangement comprises a first arcing contact (4a) and a mating second arcing contact (4b), wherein the first arcing contact comprises at least an arcing contact finger (4a).The arcing contact finger (4a) comprises at its free end a first impact area (7a) in which a first contacting to the second arcing contact (4b) occurs when closing the electrical switching device (1). The first impact area (7a) is formed by a first planar surface arranged at an inclination angle (α) larger than zero degrees with respect to the longitudinal axis (z). |
申请公布号 |
WO2014075992(A1) |
申请公布日期 |
2014.05.22 |
申请号 |
WO2013EP73317 |
申请日期 |
2013.11.08 |
申请人 |
ABB TECHNOLOGY AG |
发明人 |
PISU, FRANCESO;KOSTOVIC, JADRAN;KOTILAINEN, SAMI;SUTHERLAND, TIMOTHY |
分类号 |
H01H1/46;H01H1/38;H01H1/44;H01H1/50 |
主分类号 |
H01H1/46 |
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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