Patent ID: 11869541
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 16:
17. A data storage device comprising:
a disk media stack comprising a plurality of disk media rotatably mounted on a spindle;
a head stack assembly (HSA) comprising a plurality of head sliders each comprising a read/write head configured to read from and to write to at least one disk media of the disk media stack;
a voice coil motor configured to move the HSA for the plurality of head sliders to access portions of a corresponding disk media of the disk media stack; and
a load/unload ramp having an inner end positioned proximal to the disk media stack and an outer end positioned distal from the disk media stack, the load/unload ramp configured for loading the HSA to the disk media stack and for unloading the HSA from the disk media stack, the load/unload ramp comprising, in a direction from the inner end to the outer end:
a first portion having a non-horizontal first slope; and
a second portion adjacent to the first portion and having a different non-horizontal second slope;
wherein:
each of the first slope and the second slope is curvilinear, and
the first slope has a smaller radius of curvature than the radius of curvature of the second slope.