| 摘要 |
<p>A pneumatic valve group (10) with eased installation and maintenance, comprising in a single body (12) at least one through-duct (16) for supplying compressed air and at least one discharge duct (17) both connected to at least two further through-ducts (14), with a circular section and arranged transversally to such a through-duct (16) for supplying compressed air and at least one discharge duct (17); in at least one of these further ducts (14) spools (22) and relative ferrules or cartridges (18) are inserted, wherein the spools are able to be displaced axially to realise a desired valve function connected to the outside of the body (12) by means of usable passages (32). <IMAGE></p> |
