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| Number | Title | Issue Date |
| 8018686 | Head gimbal assembly for use in disk drive devices and method of making the same Systems and methods for accurate position adjustment of thin-film PZT micro-actuators are provided. In certain example embodiments, a head gimbal assembly is provided. A suspension includes a suspension flexure located at one end of the suspension, and the suspensio... | 09/13/2011 |
| 7817379 | Suspension for a disc drive having a slider and a dimple shifted toward a trailing side of the slider A suspension for disc drive has a load beam, a flexure, and a slider. The slider is mounted on a tongue portion of the flexure. When a disc rotates, air flows from an air inflow end (leading side) toward an outflow end (trailing side), whereupon an air bearing is fo... | 10/19/2010 |
| 7420783 | Slim actuator and slim micro-drive apparatus comprising the same A slim actuator and a micro-drive apparatus using the same are provided. The slim actuator includes a suspension having a head mounted at one end of the suspension to write/read data to/from a disk and a head gimbal assembly. The head gimbal assembly includes a unit... | 09/02/2008 |
| RE40203 | Magnetic head suspension assembly fabricated with integral load beam and flexure A magnetic head suspension assembly is fabricated with an integral piece which includes a load beam section, a flexure section, a rear mount section and a leaf spring section between the load beam and rear mount. A tongue extends from the load beam to the flexure an... | 04/01/2008 |
| 7330338 | Method for adjusting pitch and roll in a head suspension Apparatus and method for adjusting at least one of a pitch and roll parameter of a gimbal for a head suspension assembly having a pair of members contacting at least one gimbal arm at spaced apart locations and having an additional member contacting the gimbal arm i... | 02/12/2008 |
| 7312954 | Suspension bearings for data storage drive A stacked suspension assembly for a data storage drive having, for example, at least two suspension members with each suspension member has a bearing hole therethrough. At least one spacer is positioned between the at least two suspension members to separate adjacen... | 12/25/2007 |
| 7283330 | Method of manufacturing a suspension using coining A method of manufacturing a suspension member designed to carry a slider and read/write head elements in a magnetic data storage device. The method includes forming the suspension member into a desired length and width configuration with a nominal thickness dimensio... | 10/16/2007 |
| 7283332 | Suspension with improved gimbal A suspension includes a load beam section and a gimbal section, which is formed with the load beam section as a single, continuous piece of material, having a top surface and a bottom surface. The gimbal section has a first end formed with to the load beam section a... | 10/16/2007 |
| 7265945 | Head drive device including head support mechanism having support arm rotatable relative to base arm via rotation support part, and disk apparatus including the head drive device A head support mechanism of the invention comprises a head (1011) for recording on a disk or reproducing a disk, a head support member composed of this head (1011) and a support arm (2) having this head (1011) attached to one end portion ... | 09/04/2007 |
| 7206171 | Method for correcting a static posture of a head portion and a static posture correcting apparatus A static posture correcting apparatus has a controller preparing a correction recipe-table, a measuring unit measuring a pitch angle and a roll angle of a head portion of a flexure of a head suspension, a laser irradiating unit irradiating laser beams on irradiation... | 04/17/2007 |
| 7203033 | Head gimbal assembly with an integrated mechanical and electrical attachment and a stiff plate A low cost, flex head gimbal assembly has a substrate with an attachment region, a flexure region and an integrated gimbal. The flex head gimbal assembly is electrically and mechanically connected to an actuator arm via solder bumps in the attachment region. A stiff... | 04/10/2007 |
| RE39478 | Magnetic head suspension assembly fabricated with integral load beam and flexure A magnetic head suspension assembly is fabricated with an integral piece which includes a load beam section, a flexure section, a rest mount section and a leaf spring section between the load beam and rear mount. A tongue extends from the load beam to the flexure an... | 01/23/2007 |
| 7099118 | One-piece suspension assembly including interconnect An integrated suspension assembly including interconnect is used to provide an electrical and mechanical connection between an actuation system and a slider. The suspension assembly includes a multi-layer laminate substrate having a base layer, an insulator layer an... | 08/29/2006 |
| 7069156 | Method for adjusting the pitch and roll static torques in a disk drive head suspension assembly A method for adjusting the pitch and roll static torques (PST and RST) on a slider in a disk drive head-suspension assembly (HSA) during manufacturing assures that each HSA is manufactured with acceptable PST and RST values. The method includes measuring each slider... | 06/27/2006 |
| 7057856 | Gimbal strut shape to increase buckling load The present invention includes gimbal having an attachment portion and a head support structure spaced apart from the attachment portion. A first strut connects the attachment portion and the head support structure. The first strut has an increased center portion an... | 06/06/2006 |
| 7057857 | Dimple pivot post for a rotary co-located microactuator A rotary microactuator-based head-gimbal assembly design controls the unwanted deflection of a flexure in a data storage device and eliminates hinge deformation. The head-gimbal assembly maintains the co-planarity of the hinged islands in the microactuator under the... | 06/06/2006 |
| 7046482 | Magnetic head The magnetic head of the present invention is a small magnetic head capable of reducing inertia working thereto. The magnetic head of the present invention includes a suspension having a front end section and a rear end section, a slider mounting section formed in t... | 05/16/2006 |
| 7009799 | Tiltable device, in particular hard disk actuator device, with roll and pitch angle active control In an actuator device for hard disks a suspension element carries a slider that is subject to undesired vibrations which give rise to rotations of the slider with respect to a nominal position. An electrostatically controlled position-control structure is arranged b... | 03/07/2006 |
| 7002780 | Suspension design for elevated slider attachment An actuation assembly includes a movable actuator arm, a suspension assembly, a slider, and means for attaching the slider to the gimbal. The actuator arm supports the suspension assembly, which includes a gimbal carrying a gimbal bond pad that is electrically isola... | 02/21/2006 |
| 6958871 | Head-disk interaction sensor integrated with suspension A write-inhibit signal is generated by a head-disk interaction sensor during a write process that is integrated with a suspension of a hard disk drive (HDD) when fly-height modulation of the slider is detected during a write process The suspension load beam includes... | 10/25/2005 |
| 6950282 | Device for reducing damage due to head slap within a hard disk drive A hard disk drive assembly that includes a device for limiting a movement of a head of a head gimbal assembly from a surface of a disk. The head is coupled to the disk and attached to a suspension of the head gimbal assembly. The invented device limits a distance th... | 09/27/2005 |
| 6947257 | SYSTEM AND METHOD OF INTRODUCING A PREFERENTIAL CURVATURE TO A FLEXIBLE MEDIUM FOR REDUCED MEDIUM VIBRATION AND SENSOR TO MEDIUM SPACING WITH A DISK DRIVE HEAD STACK ASSEMBLY HAVING A NON-ZERO STATIC ROLL ATTITUDE A head stack assembly is provided for interfacing with a flexible medium of a disk. The head stack assembly includes a first head and a second head located substantially adjacent to the first head wherein the flexible medium may be disposed between the first head an... | 09/20/2005 |
| 6894873 | Suspension and head gimbal assembly with the suspension A suspension includes a load beam, a flexure fixed to the load beam for determining a flying attitude of a head slider provided with at least one head element, the flexure having a slider supporting section for supporting the head slider, and a load adjustment mecha... | 05/17/2005 |
| 6801398 | Magnetic head suspension assembly with adhesion limiting structure A magnetic head assembly equipped with a slider and a gimbal spring to which the slider is secured with an adhesive agent. According to one aspect, at least one slit is formed in the gimbal spring opposing the adhesion surface of the slider, so that expansion and co... | 10/05/2004 |
| 6785094 | Weld free high performance laminate suspension A suspension assembly is designed to carry a slider and read/write head elements in a magnetic data storage device. The suspension assembly is formed from a composite laminate structure that includes first, second, third, fourth and fifth material layers. The layers... | 08/31/2004 |
| 6522505 | Magnetic head supporting mechanism A magnetic head supporting mechanism includes a head positioning actuator having an arm, and a load beam connected to the arm. The load beam has a gimbal. The gimbal includes a magnetic head slider fixing portion on which a magnetic head slider having a m... | 02/18/2003 |
| 6430006 | Head assembly and storage device A head assembly for an information storage device that includes a head slider with a read/write element for reading/recording information to/from a disk and a suspension for supporting the head slider. The suspension includes a generally planar sheet that... | 08/06/2002 |
| 6392844 | Single piece suspension with self-hinged flexure A single piece suspension and actuator arm includes a load beam having an integrated flexure and hinge each formed of the same web as the load beam, the flexure being foldable at the hinge to lie over the load beam engaged therewith to secure the flexure ... | 05/21/2002 |
| 6381100 | Integrated lead suspension flexure with balanced parallel leads for insulator layer hygrothermal compensation A flexure for an integrated lead head suspension comprising a metal spring layer having a metal base region, a metal head bonding platform, and one or more metal spring arms connecting the metal head bonding platform to the metal base region for flexure m... | 04/30/2002 |
| 6377425 | One-piece load beam and gimbal flexure using flexible circuit A disk drive suspension has a lower stiffness gimbal flexure formed in one piece with a load beam by setting off the flexure frame from the load beam rigid portion, reducing the frame thickness by partial etch, maintaining the flexure tongue thickness at ... | 04/23/2002 |
| 6373662 | Partially etched flexure arms in an integrated gimbal suspension A head suspension including a one-piece load beam and flexure structure wherein the flexure structure includes partially etched connecting bars. The load beam and flexure structure is fabricated from a single piece of spring steel, and the structure compr... | 04/16/2002 |
| 6373663 | Ultimate low cost disk drive suspension system A very low cost disk drive suspension is a unitary structure carried in a strip with other structures that comprise a load beam and a flexure, the flexure having a head portion that forms a gimballing platform from inner and outer leaves carried on a fram... | 04/16/2002 |
| 6266214 | One-piece load beam and gimbal flexure using flexible circuit A disk drive suspension has a lower stiffness gimbal flexure formed in one piece with a load beam by setting off the flexure frame from the load beam rigid portion, reducing the frame thickness by partial etch, maintaining the flexure tongue thickness at ... | 07/24/2001 |
| 6181523 | Head carriage assembly for a magnetic disk drive In a magnetic disk drive, a head carriage assembly includes a slider which is directly adhered to a carriage. The assembly, therefore, needs a minimum of constituent parts and a minimum of assembling steps. The absence of a conventional metal plate reduce... | 01/30/2001 |
| 6181524 | Magnetic disk apparatus with slider and slider supporting mechanism including flexible section integrally formed from same material A magnetic disk apparatus for recording information on and reproducing information from a magnetic disk with a magnetic head. A magnetic head supporting device includes a slider having the magnetic head mounted thereon, a flexible section supporting the s... | 01/30/2001 |
| 6151195 | Magnetic head slider supporting assembly A magnetic head slider is mounted on a slider mounting portion 204 supported by gimbal arms. Each gimbal arm is connected to a beam suspension. The gimbal arm on the side of the magnetic head is wider and shorter than the other gimbal arm. In a seek opera... | 11/21/2000 |
| 6147840 | One-piece load beam and gimbal flexure using flexible circuit A disk drive suspension has a lower stiffness gimbal flexure formed in one piece with a load beam by setting off the flexure frame from the load beam rigid portion, reducing the frame thickness by partial etch, maintaining the flexure tongue thickness at ... | 11/14/2000 |
| 6014289 | Integrated circuit on a monocoque suspension A head suspension assembly (HSA) for positioning a floating head assembly over selected tracks on the surface of a rotating data storage device, said head suspension assembly comprising a first surface, a proximal end region, a gimbal region acting as a g... | 01/11/2000 |
| 5943192 | Magnetic head supporting mechanism for a slider bearing member and method for assembling magnetic disk storage comprising the same A magnetic head supporting mechanism having: a rectangular slider bearing member for bearing a slider loaded with a magnetic head; a flexure member, provided so as to surround the slider bearing member, for supporting the slider bearing member in one end ... | 08/24/1999 |
| 5912788 | Flexure region for one-piece flexure-load beam structure A magnetic head suspension for supporting a magnetic head at a fixed distance from a rigid actuator arm has a single one-piece structure with a flexure region and a load beam region. A proximal end of the load beam region is joined to the rigid actuator a... | 06/15/1999 |
