Control valve comprising an integrated filter and cam shaft phase setter comprising said control valve

摘要

A control valve for controlling a pressure fluid, said control valve comprising: a valve housing (10) comprising a valve inlet (P) for the pressure fluid, a control port (A, B) for connecting to an assembly which is to be operated using the pressure fluid, and a valve outlet (TA, TB); a valve piston (20) which can be moved in the valve housing (10) along an axis (R) and which comprises a hollow space (21) through which the pressure fluid can flow from the valve inlet (P) to the control port (A, B); and a filter device (30) which is arranged in the control valve and comprises a filter cross-section (35) which filters the pressure fluid as it passes through it, wherein at least a part of the filter cross-section (35) of the filter device (30) is situated in the hollow space (21) of the valve piston (20).

主权项

1. A control valve for controlling a pressure fluid, said control valve comprising:
a valve housing comprising a valve inlet for the pressure fluid, a control port for connecting to an assembly which is to be operated using the pressure fluid, and a valve outlet; a valve piston which is moveable in the valve housing along an axis and which comprises a hollow space through which the pressure fluid flows from the valve inlet to the control port; and a filter device which is arranged in the control valve and comprises a filter cross-section which filters the pressure fluid as it passes through it, wherein at least a part of the filter cross-section of the filter device is situated in the hollow space of the valve piston and the filter device is supported on the valve housing and protrudes into the valve piston.