Patent ID: 7785083
Filing Date: 2010-08-31
Classification: F04B

Abstract:
1. Dynamic fluid device comprising: a first pumping arrangement and a second pumping arrangement arranged in parallel with each other to pump a pressurized fluid to user devices; a distributor member interposed amongst said first pumping arrangement, said second pumping arrangement and said user devices and connected to them with connection arrangements, wherein said distributor member is arranged to connect at least one of said first pumping arrangement and said second pumping arrangement to said user devices; wherein said distributor member comprises: a body element in which a sliding chamber is obtained, said body element being fitted with connection holes to connect with said user devices, with said first pumping arrangement, with said second pumping arrangement, and with discharge means; a distributor element slidingly accommodated in said sliding chamber and adapted, through said sliding, to open and shut said connection holes; a contrast member for contrasting said sliding of the distributor element; wherein said connection holes comprise: a first annular-shaped connection hole between said sliding chamber and said first pumping arrangement, a second annular-shaped connection hole between said sliding chamber and said second pumping arrangement, a third annular-shaped connection hole between said sliding chamber and said discharge means, a fourth annular-shaped connection hole between said sliding chamber and said discharge means, a fifth connection hole between said sliding chamber and a user device of said user devices, and a sixth connection hole between said sliding chamber and another user device of said user devices and wherein said distributor element comprises a cylindrical body provided with at least three perimeter grooves obtained in succession on an outer surface of said cylindrical body, a first groove being provided to connect, by means of said sliding, said second connection hole and said fourth connection hole together, a second groove being provided to connect, by means of said sliding, said first connection hole and said third connection hole together, a third groove being provided to connect, by means of said sliding, said first hole and said sixth hole together.