Patent ID: 6982837
Filing Date: 2006-01-03
Classification: G11B

Abstract:
1. An objective lens driving device comprising: an objective lens provided for focusing light onto a recording medium so as to optically record information on or reproduce the information from the recording medium; a lens holder for holding the objective lens; a plurality of support members for supporting the lens holder so that the objective lens is freely movable in a focusing direction perpendicular to a surface of the recording medium and a tracking direction perpendicular to the focusing direction; a driving system for driving the lens holder in the focusing direction and the tracking direction; and a fixing member provided with a viscoelastic member formed for holding the plurality of support members; wherein each of the plurality of support members comprises the linear portion is formed as a straight line between the lens holder and the viscoelastic member, the arm portion branches off from a part of the straight line of the linear portion, the arm portion has a T-shaped tip held by the viscoelastic member, and the linear portion has a bent portion formed in its end portion held by the viscoelastic member.