发明名称 Remotely controllable device for bracing a shut-off member between two pipe flanges
摘要 The invention proposes a remotely controllable device for bracing a shut-off member between the flanges of two axis-parallel pipe ends, in the case of which there is provided a worm wheel, arranged concentrically with respect to the pipe axis, with a drive worm which can be rotated, by means of a remotely controlled tool, perpendicularly to the pipe axis in a rotationally fixed mounting, it being possible, by means of a transporting thread provided on the inner circumference of the worm wheel, for a component with a counter-thread to be displaced parallel to the pipe axis.
申请公布号 DE3731939(A1) 申请公布日期 1989.04.06
申请号 DE19873731939 申请日期 1987.09.23
申请人 METALLGESELLSCHAFT AG;DEUTSCHE GESELLSCHAFT FUER WIEDERAUFARBEITUNG VON KERNBRENNSTOFFEN MBH 发明人 SCHWALBACH,MANFRED,DIPL.-ING.;SCHWIEDERGOLL,ERHARD,DIPL.-ING.;WENDELIN,MARCEL,DIPL.-ING.
分类号 F16L23/036;F16L37/00;G21F7/06 主分类号 F16L23/036
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