Valve unit with an overridable check valve and a fluid power drive fitted therewith
AssigneeFesto AG & Co.
InventorsPeter Christiani, Evelyn Kauer, Rolf Maninger
Life of this patent
Estimating the term…
Abstract
A valve unit having an overridable check valve. On a valve housing a first and a second power connection are provided, which are connected by way of a power duct, on which an overridable check valve is placed, which may be overridden by a fluid control signal, such control signal being able to be supplied to a signal input connection on the valve housing. The valve housing is additionally fitted with a signal output connection communicating with the power duct.
Claims9
A valve unit comprising an overridable check valve and a valve housing, on which a first and second fluid power connection are provided, which are connected by way of a power duct on which a check valve is placed, which may be overridden by a fluid control signal, said signal being able to be supplied by way of a signal input connection of the valve housing, wherein the valve housing further includes a branch duct formed therein, said branch duct communicating with said power duct and forming a signal output connection integral with said valve housing for permitting fluid control signal tapping directly from the valve housing.
A valve unit comprising an overridable check valve and a valve housing, on which a first and second fluid power connection are provided, which are connected by way of a power duct on which a check valve is placed, which may be overridden by a fluid control signal, said signal being able to be supplied by way of a signal input connection of the valve housing, wherein the valve housing is additionally provided with a signal output connection connected with the power duct and, wherein the first power connection and the signal output connection are arranged jointly on a pivot part, which is rotatably mounted on a principal body of the valve unit, said principal body having the second power connection and the signal input connection.
A valve unit comprising an overridable check valve and a valve housing, on which a first and second fluid power connection are provided, which are connected by way of a power duct on which a check valve is placed, which may be overridden by a fluid control signal, said signal being able to be supplied by way of a signal input connection of the valve housing, wherein the valve housing is additionally provided with a signal output connection connected with the power duct and wherein the first power connection and the signal output connection are aligned to be parallel to one another and are placed side by side.
Dependencies are inferred from the claim text.