| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pneumatic valve assembly facilitating installation and maintenance. <P>SOLUTION: This pneumatic valve assembly comprises at least one through-duct 16 for supplying compressed air to a single body 12, and at least one discharge duct 17. Both of these ducts 16, 17 are connected to at least two other through-ducts 14 having circular cross section and arranged traversing at least one through-duct 16 for supplying the compressed air and at least one discharge duct 17. Spools 22 and relative ferrules or cartridges 18 are inserted in at least one of the other through-ducts 14, and the spools 22 are axially displaceable in the ferrules or cartridges 18 to realize a desired valve function connected to the outside of the body 12 by means of usable passages 32. <P>COPYRIGHT: (C)2004,JPO</p> |
