| 摘要 |
A hydraulic servovalve including a valve body, a spool bore in the valve body, a spool in the spool bore, inlet and outlet conduits in the valve body, control conduits in the valve body, annular grooves on the spool for providing fluid flow paths between the inlet and outlet conduits and the control conduits, bores extending through the spool for providing additional fluid flow paths in addition to the fluid flow paths through the annular grooves, an inclined base on the valve body, a torque motor mounted on the inclined base, a flapper bore extending through the valve body transversely to the inclined base and lying in line with a diameter of the spool bore, a flapper in the flapper bore, and a filter bore in the valve body located laterally of the spool bore.
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