Patent ID: 6614748
Filing Date: 2003-09-02
Classification: G11B

Abstract:
A disk drive comprising:a turntable to which a disc recording medium used for recording and/or reproducing an information signal is mounted; and a spindle motor on which a rotatable portion of the turntable is set, wherein said turntable is provided with a mounting portion on which the disc recording medium is mounted and a fitting portion to be fitted to a center hole of the disc recording medium, said fitting portion having a plurality of radially arranged fixed pieces and a plurality of outwardly extending and radially arranged elastic pieces respectively set between adjacent fixed pieces whereby the fixed pieces and the elastic pieces are alternately arranged in the circumferential direction by maintaining a predetermined angular interval and wherein the fixed pieces and elastic pieces are continuously and integrally connected to the fitting portion and each said elastic piece decreases in thickness from an end attached to said fitting portion to a free end thereof; and the mounting portion and the fitting portion are formed into one body.