Patent ID: 8770544

Claim:
An electric waste gate actuator for a turbocharger, comprising: a housing having an installation space inside; a decelerator installed in an upper portion of the installation space; a lever coupled to an upper end of the decelerator and installed outside the installation space; a driving motor installed in a lower portion of the installation space; a blocking plate dividing the installation space into the upper portion, where the decelerator is installed, and the lower portion, where the driving motor is installed, and preventing foreign particles generated in the decelerator from being introduced into the lower portion of the installation space; and a sensor unit installed under the blocking plate to measure a rotation angle of the decelerator, wherein the blocking plate comprises: a motor terminal installed on a top surface of the driving motor and having a first through-hole for fixing the driving motor; and a plate coupled to a top surface of the motor terminal and having a second through-hole coupled to the first through-hole.