| Patent Number |
Title Of Patent |
Date Issued |
| 7611303 |
Tolerance ring with high axial static friction |
November 3, 2009 |
| A tolerance ring for applications requiring high axial static friction has contacting portions having a novel profile. The use of multiple contacting portions having a smaller size that are wedge-shaped increases rigidity and provides a directional grip that increases axial static fu |
| 7583476 |
Tolerance ring for data storage with cut-out feature for mass control |
September 1, 2009 |
| A tolerance ring configured to improve mass eccentricity of an actuator arm assembly. The tolerance ring has a cylinder with a predetermined length between two ends, with a gap along the predetermined length of the cylinder, the gap having a first and a second edge, the cylinder having |
| 7580225 |
Tolerance ring having variable height and/or assymmetrically located bumps |
August 25, 2009 |
| A tolerance ring configured to reduce torque ripple for a pivot bearing in an actuator arm assembly. The tolerance ring comprises a cylinder having a predetermined length, and a first and a second row of contacting portions arranged around the surface of the cylinder, the contacting |
| 7554771 |
Tolerance ring for data storage with overlapping tab feature for mass control |
June 30, 2009 |
| A tolerance ring for coupling an actuator arm to a pivot bearing while maintaining mass eccentricity of the actuator arm. The tolerance ring having a substantially cylindrical base portion with a first radius about a central axis and extending a length parallel to the central axis, the |
| 7304824 |
Plated base plate for suspension assembly in disk drive |
December 4, 2007 |
| A swage mount for a recording head suspension comprising a flange, and a hub made of a base metal extending from the flange, and at least an outer surface of the hub is plated with one or more layers of metal which provides increased retention torque, and/or increased cleanliness, and/or |
| 5796558 |
Adaptive micro-actuated head gimbal assembly |
August 18, 1998 |
| A disk drive has a head stack assembly with head arms which extend between adjacent magnetic disks. Each head arm includes head gimbal assemblies. The head arm is capable of pivoting about a first axis of rotation for providing the head gimbal assembly with a macro-actuation movement |
| 5682669 |
Method of making a magnetic head gimbal suspension assembly with double dimple |
November 4, 1997 |
| A head-gimbal assembly for suspending a magnetic head over a spinning disk in a magnetic disk drive having head suspension positioning apparatus includes a base plate fastenable to the positioning apparatus in the magnetic disk drive. a load beam coupled at one end thereof to the base |
| 5652684 |
Magnetic head gimbal suspension with double dimple |
July 29, 1997 |
| A head-gimbal assembly for suspending a magnetic head over a spinning disk in a magnetic disk drive having head suspension positioning apparatus includes a base plate fastenable to the positioning apparatus in the magnetic disk drive, a load beam coupled at one end thereof to the base |
| 5452158 |
Magnetic head gimbal having two degrees of fredom with localized torsion and bending for respect |
September 19, 1995 |
| A gimbal embodying the present invention couples the magnetic head to the load beam through torsion fingers which twist to permit rotational motion of the head in one degree of freedom (e.g., pitch or roll) and bending arms which bend to permit rotational motion of the head in the other |
