Patent ID: 6105931
Filing Date: 2000-08-22
Classification: F16K

Abstract:
A wear resistant valve, comprising:a housing part,a movable part, relative to said housing part,a guiding part which guides the movement of said movable part,a valve seat located on to either said housing part or on said movable part,a valve closing surface located on the other of said housing part or said movable part, said valve closing surface facing said valve seat,a movement-actuating part which causes said valve closing surface to impact against said valve seat,wherein when said valve closing surface impacts against said valve seat, said wear-resistant valve is closed, andwherein a plastic coating at least partially covers those areas of said valve seat or said valve closing surface which impact against each other within said wear-resistant valve to attenuate the force of said impact,wherein said wear-resistant valve further comprises a solenoid,said movement-actuating part is the coil of said solenoid,a portion of said housing part is located within said coil, and is the core of said solenoid,said movable part is at least partially located within said coil, and is the armature of said solenoid, andwherein said solenoid coil, said housing part, and said movable part armature are magnetically linked to each other.