Patent ID: 6016237
Filing Date: 2000-01-18
Classification: G11B,H02K

Abstract:
A disk drive comprising:inside a housinga disk that stores information;a disk driving means which includes a spindle motor to rotate said disk; anda head assembly that performs read/write operations on said disk, wherein said housing is constituted from a base at the lower side and a cover at the upper side,wherein said spindle motor has:a pair of first bearing means that support said disk rotatably; anda first fixed shaft that fixes said first bearing means in a predetermined position inside said housing, andsaid head assembly has:a head that executes reproducing/recording operations corresponding to read/write operations of said information in a predetermined position on said disk;an arm that support said head;a rotary type actuator that forces said head to move to said predetermined position on said disk;a pair of second bearing means that support said rotary type actuator rotatably; anda second fixed shaft that fixes said second bearing means in a predetermined position inside said housing, and wherein said first and second fixed shafts are constructed to be fitted into said base and fastened thereto by at least means of rivetting.