automatic valve, especially designed to be used in hydraulic systems and, in particular, in installations for the drinking water treatment and water purification

摘要

this found it has as its object a automatic valve is particularly designed to be used in hydraulic systems in general and, in particular,in installations for the drinking water treatment and for the treatment of water in swimming pools, characterised by the fact of include a first body, which has a mouth of it,a first end of a first and a second discharge and feed connected to a filter.the first body has a first diverter for selectively connecting the mouth of sent with the first and the second end of the connection to the filter, for the transition respectively.in equicorrente and upstream in the filter.the first body, the second end is connected to a second body, which has a mouth and a second mouth of recirculation exhaust, controlled by a second deflector.