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公开(公告)号:US3229057A
公开(公告)日:1966-01-11
申请号:US28673863
申请日:1963-06-10
申请人: COQ UTRECHT NV
发明人: DE RUITER AREND
IPC分类号: H01H33/48 , H01H33/52 , H02B13/035
CPC分类号: H02B13/035 , H01H33/48 , H01H33/52
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公开(公告)号:US3614717A
公开(公告)日:1971-10-19
申请号:US3614717D
申请日:1969-08-22
申请人: COQ UTRECHT NV
发明人: BOERSMA RINTJE , IRIK GIJSBERT W
IPC分类号: H01R13/187 , H01R13/12
CPC分类号: H01R13/187
摘要: An electric contact device comprising two cooperating contacts, of which one consists of a holder containing at least one stack of interlocked, equal and equally directed, resilient, metal plates which are folded in V-shape and mounted for tilting about their folds in said holder, said plates lying with one of their free edges, which are parallel to the folds, against a contact surface of the holder and forming with their other free edges, which are also parallel to the folds, a resilient contact surface for cooperation with the other contact.
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公开(公告)号:US3761661A
公开(公告)日:1973-09-25
申请号:US3761661D
申请日:1972-09-01
申请人: COQ UTRECHT NV
IPC分类号: H01H33/72 , H01H33/12 , H01H33/14 , H01H33/70 , H01H33/83 , H01H33/867 , H01H33/873 , H01H33/98 , H01H33/80
CPC分类号: H01H33/12 , H01H33/14 , H01H33/7015 , H01H33/83 , H01H33/982
摘要: A gas blast circuit-breaker having cooperating axially slotted tubular contact pieces which are so formed that at the moment at which said contact pieces are separated from one another a current path is formed which consists of at least three axial portions interconnected by substantially radial portions, the middle one of said axial portions extending nearest the axis of the tubular contact pieces.
摘要翻译: 一种具有协作的轴向开槽的管状接触片的气体爆炸断路器,其形成为使得在所述接触片彼此分离的时刻形成电流路径,该电流路径由至少三个通过大致径向部分互连的轴向部分组成, 所述轴向部分的中间一个最靠近管状接触片的轴线延伸。
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公开(公告)号:US3578924A
公开(公告)日:1971-05-18
申请号:US3578924D
申请日:1969-04-11
申请人: COQ UTRECHT NV
发明人: BOERSMA RINTJE
IPC分类号: H02B13/02 , H01H33/56 , H02B13/035 , H01H31/00
CPC分类号: H02B13/035 , H01H33/56
摘要: Metal clad switch gear for high voltages, all switches and accessories belonging to the same phase of a switching unit of the switch gear being accommodated in a common metal vessel which consists of a base member supporting said switches and accessories and a hood which is detachably secured with its lower rim to said base member and encloses said switches and accessories while remaining clear thereof.
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公开(公告)号:US2772335A
公开(公告)日:1956-11-27
申请号:US47515854
申请日:1954-12-14
申请人: COQ UTRECHT NV
IPC分类号: H01H33/70
CPC分类号: H01H33/70
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