作者: Bastien Rechke , Aude Festor , Sébastien Adenot
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摘要: The invention relates to an assembly of a valve body (A) and seal (11). comprises gas flow duct (4) shutter (6), movably mounted between open position closed for closing off the movement gases in (4). is intended be connected passage (B) enable therebetween, (11) being ensure that are sealed from one another. characterized forms seat (6) position. ensures sealing passage, regardless whether or position,