Check valve for use during electrohydraulic hoisting gear regulation of agricultural commercial motor vehicle, has sealing arrangement arranged to valve body, where supporting body of sealing arrangement encloses sealing ring in sections

摘要

The check valve (8) has a valve body (18) prestressed against a valve seat (24). The valve body closes a pressure medium flow path in a closing position and is movable into an open position against the force of a spring (22). A sealing arrangement (36) is provided with a sealing ring (38) and a supporting body (40), and is arranged to the valve body, where the supporting body encloses the sealing ring in sections. The supporting body is implemented with a circumferential edge (42) protruding into the sealing ring.