| 摘要 |
A servovalve pilot stage assembly is provided having a first fluid conduit (152) having a first orifice (156), a second fluid conduit (154) having a second orifice (158), a flapper (44) having a deformable first region (176) disposed between the first orifice and the second orifice, an actuator (24) arranged to drive the flapper (44) from a first condition in which the first region of the flapper has a first width between the first and second orifice to a second condition in which the first region of the flapper has a second width between the first and second orifice, the second width being less than the first width. |
