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US 12,687,239 B2Granted
Direct drive valve
AssigneeMicrotecnica S.R.L.
InventorsAndrea Mornacchi, Enrico Quaglia, Dario Savino
Life of this patent
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Abstract
A direct drive valve for controlling fluid flow, includes a flow spool operable to control fluid flow through the direct drive valve; a control spool located within the flow spool and an actuator operable to drive the control spool relative to the flow spool. The direct drive valve is configured such that in use movement of the control spool relative to the flow spool causes the flow spool to be actuated by fluid pressure.
Claims10
A direct drive valve for controlling fluid flow, comprising:
- a flow spool operable to control fluid flow through the direct drive valve;
- a control spool located within the flow spool;
- and
- an actuator operable to drive the control spool relative to the flow spool;
- wherein the actuator comprises a shaft that extends through the flow spool and is attached to the control spool for actuating the control spool;
- wherein the direct drive valve is configured such that in use movement of the control spool relative to the flow spool causes the flow spool to be actuated by fluid pressure.
3 more elements
Dependencies are inferred from the claim text.