Patent ID: 7619853

Claim:
A magnetic disk drive comprising: a base member; a spindle motor disposed on said base member; a magnetic disk adapted to be driven rotationally by said spindle motor to record information thereon; a magnetic head for read and write of information from and to said magnetic disk; a magnetic head assembly which positions said magnetic head; a cover member fixed to said base member to define a space to receive therein said spindle motor, said magnetic disk, said magnetic head and said magnetic head assembly; a flexible printed circuit assembly disposed within said space so as to be urged by said cover member, said flexible printed circuit assembly transferring information to be read or written from or to said magnetic disk; and a stress member disposed between said base member and said flexible printed circuit assembly and adapted to induce stress against an urging pressure provided from said cover member on said stress member whereby said flexible printed circuit assembly is fixed in both vertical and transverse directions.