Fluid control spool
AssigneeDanfoss Power Solutions a.s,. Povazska, Slovakia
InventorStanislav Smolka
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Abstract
The invention relates to a fluid control device (7, 30) that comprises a fluid transfer chamber (17) and a first fluid conduit (13), a second fluid conduit (11) and a third fluid conduit (14) which are fluidly connected to the fluid transfer chamber (17). A control spool (15) is arranged movably inside the fluid transfer chamber (17) in a way that the first fluid conduit (13) and the third fluid conduit (14) can be selectively fluidly connected to the second fluid conduit (11) through said fluid transfer chamber (17). The control surfaces (19, 20) of the control spool (15) are arranged in the vicinity of the first fluid conduit (13) the third fluid conduit (14).
Claims20
A fluid control device, comprising a fluid transfer chamber, a first fluid conduit, a second fluid conduit and a third fluid conduit that are fluidly connected to said fluid transfer chamber, a control spool that is arranged movably inside said fluid transfer chamber in a way that said first fluid conduit and said third fluid conduit can be selectively fluidly connected to said second fluid conduit through said fluid transfer chamber, wherein at least one control surface of said control spool is arranged in the vicinity of said first fluid conduit or said third fluid conduit.
Dependencies are inferred from the claim text.