Patent ID: 7649717

Claim:
A data storage device comprising a storage disk which stores data and which is rotatable, a head adapted to access a storage area of said storage disk, and an actuator adapted to hold said head and pivot about a pivot shaft for moving said head, said actuator comprising: a wiring structure portion extending along a side portion of said actuator and configured to perform signal transmission for said head; and a wiring structure support portion disposed in the side portion of said actuator so as to support said wiring structure portion; wherein said wiring structure portion has a convex portion formed on said pivot shaft side and projecting sideways of said actuator, and wherein said wiring structure support portion has a convex wall portion projecting sideways of said actuator and overlapping said convex portion so as to protect the convex portion from an air current in the vicinity of an end portion of said storage disk, wherein said wiring structure support portion has a first wall portion projecting sideways of said actuator and formed along the side portion of said actuator and a second wall portion projecting sideways of said actuator and formed along the side portion of said actuator, and said wiring structure portion is disposed between said first and second wall portions, and wherein said first wall portion has a different shape from said second wall portion.