发明名称 Pneumatic directional valve for switching of compressed air flow between several external connections has control pressure piston which in addition to movement of valve spool also serves as shut-off component for valve seat
摘要 <p>The pneumatic directional valve for the switching of a compressed air flow between several external connections installed on a valve housing (1) by means of a valve spool (4) axially movable in a bore (2) in the housing, has at least one control pressure piston (5) which in addition to the movement of the valve spool via a rear section (10) also serves as a shut-off component for a valve seat (11a,11b) for the switching of the compressed air flow.</p>
申请公布号 DE102005003982(A1) 申请公布日期 2006.08.10
申请号 DE20051003982 申请日期 2005.01.28
申请人 BOSCH REXROTH AG 发明人 WIDERA, JOERG
分类号 F15B13/02;F16K27/04 主分类号 F15B13/02
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