Patent ID: 8381237
Filing Date: 2013-02-19
Classification: G11B

Abstract:
1. An optical disc drive, comprising: a base having a bottom plate and three raised mesas protruding from the base, wherein the raised mesa comprises a cup part and a position part, and the raised mesas and the bottom plate are formed as an integrative unit; a main shaft motor having a carrier platen for supporting a motor body, wherein the carrier platen has a plurality of positioning holes corresponding to the respective raised mesas; a pick-up motor disposed on the base; and a pick-up head module connected to the pick-up motor and supported on a guide rod, wherein the pick-up motor drives the pick-up head module to move on the guide rod, wherein the thickness of the cup part is thinner than the thickness of the bottom plate, wherein the motor body is disposed on one side to the guide rod, and one of the raised mesas is disposed on the other side of the guide rod, wherein the other two raised mesas are disposed on the same side to the guide rod with the motor body and are disposed at different sides to a rotating center of the motor body.