Patent ID: 6299130
Filing Date: 2001-10-09
Classification: F02M,F16K

Abstract:
An EEGR valve for an internal combustion engine, comprising:a solenoid further including,a toroidal electrical coil,a cylindrical armature disposed inside the toroidal coil, andtwo bearings coupled to the armature and to a substantially stationary portion of the solenoid, wherein the bearings each include a disk having a plurality of rings of slits, each of the rings being radially spaced apart; anda valve assembly including a valve pintle coaxial with the armature and disposed to abut and be moved by the solenoid, the pintle including a head with a conical sealing surface, and a circular valve seat surrounding the head and disposed for sealing engagement with the conical surface to throttle a flow of exhaust gas.