| 摘要 |
<p>PCT No. PCT/EP96/00886 Sec. 371 Date Sep. 18, 1997 Sec. 102(e) Date Sep. 18, 1997 PCT Filed Mar. 2, 1996 PCT Pub. No. WO96/30653 PCT Pub. Date Oct. 3, 1996In a hydraulically actuatable directional control valve the servo-piston of which is to be controlled by electromagnetically actuatable pilot valves of small nominal size developed as insertion cartridges integrated in the directional control valve housing, the hydraulic connection between the pilot valves and the directional control valve are effected via channels extending in the directional control valve housing, the channels in the directional control valve housing are produced as cast channels, in particular for mass production, and the connections of the pilot valves are adapted to the size and arrangement of these channels.</p> |
