Patent Number: 7,535,673

Title: Fluid dynamic bearing comprising a lubricating fluid having tolutriazole

Abstract: A system and method for reducing corrosion in a fluid dynamic bearing is disclosed. In one embodiment, a fluid dynamic bearing comprising a rotor portion and a stator portion is formed. In addition, a corrosion inhibitor containing lubricating fluid is provided between the rotor portion and the stator portion of the fluid dynamic bearing, wherein the corrosion inhibitor containing lubricating fluid does not react with either the rotor portion or the stator portion of the fluid dynamic bearing.

Inventors: Burns; John M. (San Jose, CA), Carter; Malika D. (San Jose, CA), Karis; Thomas E. (Aromas, CA), Shida; Kunihiro (San Jose, CA), Wong; Stanley Y. (San Jose, CA)

Assignee: Hitachi Global Storage Technologies Netherlands B.V.

International Classification: G11B 17/02 (20060101)

Expiration Date: 2021-05-19 0:00:00