Patent ID: 8084905

Claim:
An electric motor comprising: a housing including a body portion having a nose and an open end opposite from the nose, the open end providing access to an interior region of the housing; a magnet structure located in the interior region of the housing; an armature located in the interior region of the housing, the armature including an armature shaft having a portion located in the nose of the housing, the armature and armature shaft being rotatable relative to the magnet structure; and a bearing located in the nose of the housing, the bearing including: a generally cylindrical body portion having a first diameter and an open end configured to receive a portion of the armature shaft, the body portion having an inner surface configured to directly engage the armature shaft and support radial loads on the armature shaft in a direction normal to a longitudinal axis of the armature shaft, a base formed as a single structure with the body portion and made of the same material as the body portion, the base being movable relative to the body portion to apply a spring force to an end of the armature shaft in an axial direction generally parallel to the longitudinal axis of the armature shaft, and a retaining portion formed as a single structure and made of the same material as the body portion and the base, the retaining portion extending radially outwardly from the body portion beyond the first diameter so that the retaining portion engages an inner surface of the housing to retain the bearing in the nose of the housing.