公开(公告)号：US06202984B1

公开(公告)日：2001-03-20

申请号：US09384843

申请日：1999-08-27

Applicant: Lothar Fichtner ,  Markus Rosam

Inventor： Lothar Fichtner ,  Markus Rosam

IPC: F16K4110

CPC classification number: F16D3/10 ,  F01L1/348

Abstract: The device is used for a shut-off device for pipes comprising a spindle communicating with a shut-off device arranged in a housing, whereas the spindle is borne in an upper part of the housing so as to be axially slidable, the upper part of the housing being provided with a cover resting on the housing, whereas the interior space of the cover is communicating with the medium led through the housing, whereas the spindle (40) is provided at its lower end facing the shut-off device (80) with a ring (60) carrying at least two concentrically arranged expansion bellows, whereas the inner expansion bellows (70) is communicating with the spindle (40) and the other outer expansion bellows (50) is communicating with the flange (11b) of the cover of the housing (11).

Abstract translation: 该装置用于管道的切断装置，其包括与布置在壳体中的切断装置连通的主轴，而主轴承载在壳体的上部，以便可轴向滑动， 所述壳体设置有搁置在所述壳体上的盖，而所述盖的内部空间与通过所述壳体引导的介质连通，而所述主轴（40）设置在其面向所述切断装置（80）的下端， 具有承载至少两个同心布置的膨胀波纹管的环（60），而内部膨胀波纹管（70）与主轴（40）连通，另一个外部膨胀波纹管（50）与凸缘（11b）连通 外壳（11）的盖子。