发明名称 Ball valve with integrated cam operated internal microswitch
摘要 A ball valve includes a valve housing that has a main passage defined therein and a valve assembly that includes a valve body, which is movable within the main passage between open and closed positions, and a valve stem that fixedly engages the valve body. A handle is disposed on the valve housing that is connected to the valve stem and is operable to rotate the valve body between the open and closed positions via the valve stem. A switch is disposed within the housing, which operatively engages the valve assembly and is configured to transmit a signal to an operator's station regarding the position of the valve body.
申请公布号 AU2012220773(A1) 申请公布日期 2013.09.26
申请号 AU20120220773 申请日期 2012.02.21
申请人 WABTEC HOLDING CORP. 发明人 EVATT, S. CLAY;CHILDERS, GREGORY S.
分类号 F16K5/06;F16K31/60;F16K37/00 主分类号 F16K5/06
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