Patent ID: 6866065

Claim:
Pneumatic valve group ( 10 ) with eased installation and maintenance, which comprises 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 said at least one through-duct ( 16 ) for supplying compressed air and at least one discharge duct ( 17 ), in at least one of said further ducts ( 14 ) being inserted spools ( 22 ) and relative ferrules or cartridges ( 18 ), in said ferrules or cartridges ( 18 ) said spools being able to be displaced axially to provide a desired valve function connected to the outside of said body ( 12 ) by means of usable passages ( 32 ) wherein said further through-ducts ( 14 ) have axes which are parallel to each other and which perpendicularly intersect said at least one through-duct ( 16 ) supplying compressed air and at least one discharge duct ( 17 ).