Patent ID: 7522385
Filing Date: 2009-04-21
Classification: G11B

Abstract:
1. A rotating disk storage device comprising: a rotating disk storage medium supported rotatably on a base; a head accessible to said rotating disk storage medium; and an actuator arm carrying said head thereon and supported on said base for pivoting movement, said actuator arm including an integral main surface spreading in a pivoting direction thereof, said main surface having a longitudinally centrally extending rigid area and a flow uniformizing area adjacent to said rigid area and thinner than said rigid area, said flow uniformizing area being formed in a longitudinally extending, substantially flat shape and parallel to said rigid area, wherein said main surface includes a slant surface formed unitarily of the same material as the actuator arm with an oblique slope at a boundary between said flow uniformizing area and said rigid area; and wherein the oblique slope is formed at a lateral side of said rigid area.