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公开(公告)号:US11371536B2
公开(公告)日:2022-06-28
申请号:US16638666
申请日:2018-06-28
发明人: Manfred Vohla , Kurt Haselsteiner
IPC分类号: F15B11/028 , G05D16/20 , B60L5/32 , H01R41/00
摘要: A device for controlling a required pressing force from a current collector of a vehicle on an overhead line, a method for using such a device and a power car having at least one such device, utilize a pilot control circuit, a working pressure control circuit and an adjustment device including a relay valve. The pilot control circuit adjusts a pilot control pressure and the relay valve uses a pilot control pressure to control a power pressure to provide a required working pressure for the pressing force of the current collector.
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公开(公告)号:US11351871B2
公开(公告)日:2022-06-07
申请号:US16638729
申请日:2018-06-28
发明人: Manfred Vohla , Kurt Haselsteiner
IPC分类号: B60L5/32 , F15B11/028 , H01R41/00
摘要: The invention relates to a device for controlling and regulating a required pressing force from a current collector of a vehicle on an overhead line, a method for using such a device and a vehicle having at least one such device, wherein the device has a base control circuit, an additional control circuit and a working pressure control circuit. The base control circuit has a base control circuit adjustment device for adjusting a base pressure from a provided power pressure and the additional control circuit has a control device for adjusting an additional pressure from a provided power pressure, wherein the base pressure and the additional pressure act together to form a working pressure and to provide the required pressing force.
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