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| Number | Title | Issue Date |
| 8064168 | Head stack assembly with flexure tail retention features A novel head stack assembly (HSA), and method for HSA assembly, are disclosed and claimed. A first flexure tail has a long axis approximately parallel to a side of the actuator arm. The actuator arm includes a slot in the side having a slot end. The first flexure ta... | 11/22/2011 |
| 7894164 | Head stack assembly having a head gimbal including a recessed flexure and hard disk drive including the same A head stack assembly of a hard disk drive includes a swing arm having a prong at its leading end, an actuator for rotating the swing arm, and a head gimbal having a head slider including a read/write head for reading/writing data from/onto a disk. The head gimbal i... | 02/22/2011 |
| 7649716 | Head suspension with arm having flexure and resilient support on opposing sides A head suspension for a hard disk drive has an arm to be attached to a carriage of the hard disk drive and turned around a spindle, a load beam including a rigid part and a resilient part, to apply load onto a head that is arranged at a tip end thereof to write and ... | 01/19/2010 |
| 7352530 | Method and apparatus for reducing a suspension gram load to increase head to disk interface reliability for contact recording systems An apparatus and method for reducing a suspension gram load to increase head to disk interface reliability for contact recording systems. The method provides a suspension for reaching over a disk. A slider having a read/write head element on a trailing edge (TE) por... | 04/01/2008 |
| 7349184 | System and apparatus for continuous reference plane for wireless suspension A reference plane is added to the freestanding conductors of a wireless suspension to maintain a continuous reference plane therein. Post processing steps to the flexure are used after the underlying steel has been etched and prior to any forming or welding steps. T... | 03/25/2008 |
| 7337529 | Method for forming an electrical interconnect to a spring layer in an integrated lead suspension A method for forming an electrical interconnect to the spring metal layer in an integrated lead suspension or suspension component of the type having a multi-layer structure including a spring metal layer and a conductor layer separated by a dielectric insulator lay... | 03/04/2008 |
| 7317595 | Suspension assembly and rotary disk storage device Embodiments of the invention provide a suspension assembly offering large peel stiffness, small pitch stiffness and small roll stiffness. In one embodiment, the suspension assembly includes a load beam and a flexure 100. The flexure is connected to the load b... | 01/08/2008 |
| 7315436 | Suspension assembly with a shape memory actuator coupled to a gimbal A suspension assembly for use with a disk drive having a disk and a slider. The suspension assembly includes a gimbal for receiving the slider. The suspension assembly further includes a shape memory actuator coupled to the gimbal. The shape memory actuator is forme... | 01/01/2008 |
| 7312956 | Micro-actuator, head gimbal assembly, and disk drive unit with the same A head gimbal assembly includes a slider, a rotatable micro-actuator and a suspension to load the slider and the rotatable micro-actuator. The rotatable micro-actuator horizontally rotates the slider with a central portion of the slider as an axis, which includes a ... | 12/25/2007 |
| 7303636 | Method of laser cleaning surfaces on a head suspension A method of cleaning an contaminated surface on a head suspension with laser energy. A laser beam is patterned such that a single pulse extends across the entire contaminated surface. One or more pulses of the laser energy is applied to the contaminated surface suff... | 12/04/2007 |
| 7301730 | Suspension with stiffened end-tab for actuator in data storage device An end-tab extends from a suspension for an actuator within a data storage device such as a HDD (hard disk drive). A suspension body supports a read/write head, and the end-tab extends from the suspension body. At least one dimension, such as the width and/or the he... | 11/27/2007 |
| 7296335 | Method of detaching of magnetic head slider from head gimbal assembly A method is provided for reworking a head gimbal assembly (HGA). An ultrasonic probe is used to stress the connection between the slider component of an HGA to remove the slider from its mounting position. ... | 11/20/2007 |
| 7289285 | Information storage systems An information storage apparatus includes a storage media including a plurality of information tracks. Each storage medium has a head assembly having a substantially planar surface and a plurality of read/write heads positioned in registry with the information track... | 10/30/2007 |
| 7277258 | Dual-stage actuator disk drive with optimal location of the movable portion of the secondary actuator A dual-stage actuator disk drive has both a rotary primary actuator and a rotary secondary actuator. When the primary actuator initiates a seek there are two torque components acting on the center of mass of the secondary actuator's moving portion. The center of rot... | 10/02/2007 |
| 7271985 | System and method for crosstalk reduction in a flexible trace interconnect array A system for reducing signal crosstalk in a flexible trace interconnect array includes a flexible dielectric material base, and a plurality of conductors longitudinally arranged as pairs in a signal layer array on the base. At least one of the pairs of conductors co... | 09/18/2007 |
| 7257880 | Method for assembling an actuator head suspension Embodiments of the invention provide a method for easily and reliably neutralizing charge in an assembly process for an actuator head suspension assembly used in a magnetic disk device. In one embodiment, a head suspension assembly includes a wire trace that include... | 08/21/2007 |
| 7230796 | Features for improved slider attachment A slider for supporting at least one transducer includes a slider body having a bearing surface and an opposing mounting surface. The slider also includes at least one adhesive control feature formed on the mounting surface to increase a surface area on which an adh... | 06/12/2007 |
| 7194795 | Method for manufacturing a head suspension A head suspension or head suspension component for supporting a head slider over a rigid disk in a dynamic storage device and a method of manufacturing. The head suspension includes a head suspension component and a compliant locating feature formed within the head ... | 03/27/2007 |
| 7184245 | Head slider to be adhered to precise positioning actuator, head gimbal assembly with the head slider, method for adhering the head slider to the actuator, manufacturing method of head slider and manufacturing method of head gimbal assembly A head slider provided with at least one head element, to be fixed to an actuator for precisely positioning the at least one head element, including adhering sections to be adhered to the actuator, and recesses for receiving an adhesive. At least one of the recesses... | 02/27/2007 |
| 7152303 | Method of localized thermal processing of integrated lead suspensions for controlling the pitch static attitude of sliders A method is provided for controlling the pitch static attitude of a slider in an integrated lead suspension head gimbal assembly. The integrated lead suspension includes a load beam, a mount plate, a hinge and a flexure made out of a multi-layer material. Localized ... | 12/26/2006 |
| 7130157 | Head suspension having a displacement limiter A suspension including a load beam, a flex gimbal, and a displacement limiter. The load beam includes a distal end having a dimple extending downwardly therefrom and an aperture. The flex gimbal includes a base dielectric layer and a plurality of electrical conducto... | 10/31/2006 |
| 7095594 | Active read/write head circuit with interface circuit A method and apparatus for collocating an interface circuit with a disk drive read/write head is described. In one embodiment the interface circuit is attached to the load arm on one side and the miniflex interconnect on the other. The read/write head is mounted on ... | 08/22/2006 |
| 7075754 | Magnetic-head gimbal assembly capable of reworking and its production A method for mounting a flexible flexure, which has a slider fixed thereto and having an electro-magnetic conversion element integrally, on a load beam includes the steps of joining a main flexure, which has a junction piece for joining the load beam, to the load be... | 07/11/2006 |
| 7068471 | Low stiffness gimbal for disk drive head suspensions A gimbal and load beam apparatus for a head suspension for a disk drive having lateral arms with dielectric and conductor layers without metal backing to provide for low pitch and roll stiffness while also having a structural layer attached to the gimbal at proximal... | 06/27/2006 |
| 7065858 | Method for welding components of a disk drive head suspension A method of affixing head suspension components to one another using an edge weld formed at the edge of one head suspension assembly component positioned in an overlapping fashion relative to another head suspension assembly component, and an apparatus assembled by ... | 06/27/2006 |
| 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 |
| 7021097 | Method for adjusting a head suspension parameter A method for adjusting the static attitude of a head suspension by scanning a region of the head suspension with a laser. A head suspension having a gimbal region is provided that permits a head slider attached thereto to gimbal about pitch and roll axes in response... | 04/04/2006 |
| 7009814 | Disc drive suspension in which track-direction swing in the low-frequency band is restrained A disc drive suspension comprises a load beam, baseplate, hinge member, and wired flexure. The wired flexure has a metal base and a wiring portion formed on the metal base. A supported portion is formed on a part of the metal base of the flexure. The supported porti... | 03/07/2006 |
| 7006331 | Head gimbal assembly including a trace suspension assembly backing layer with a conductive layer formed upon a gimbal having a lower oxidation rate A head gimbal assembly for a disk drive. The head gimbal assembly includes a trace suspension assembly backing layer including a gimbal. The trace suspension assembly backing layer is formed of a conductive material having a first oxidation rate. The head gimbal ass... | 02/28/2006 |
| 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 |
| 6993824 | Method of controlling pitch static attitude of sliders on integrated lead suspensions by improved plastic deformation processing A method is provided for controlling the pitch static attitude of a slider in an integrated lead suspension head gimbal assembly. The integrated lead suspension includes a load beam, a mount plate, a hinge and a flexure made out of a multi-layer material. The flexur... | 02/07/2006 |
| 6992862 | Disk drive with controlled pitch static attitude of sliders on integrated lead suspensions by improved plastic deformation processing The pitch static attitude of a slider in an integrated lead suspension head gimbal assembly of a disk drive is controlled at the manufacturing stage. The integrated lead suspension includes a load beam, a mount plate, a hinge and a flexure made out of a multi-layer ... | 01/31/2006 |
| 6989969 | Integrated lead suspension and method of construction An integrated lead suspension includes a solder ball that is placed between a lead wiring pad provided on a flexure of the suspension, and a bonding pad provided on a slider of a head gimbal section. The lead wiring pad and bonding pad are soldered by melting the so... | 01/24/2006 |
| 6985335 | Integrated lead suspension and method of construction An integrated lead suspension includes a solder ball that is placed between a lead wiring pad provided on a flexure of the suspension, and a bonding pad provided on a slider of a head gimbal section. The lead wiring pad and bonding pad are soldered by melting the so... | 01/10/2006 |
| 6977788 | Method and apparatus for adjusting angular position of magnetic head unit A significant change in the static angular position can be produced from a small physical displacement of the flexible member. The flexible member 12 in a magnetic head unit 95 is stressed for adjusting the static angular position. Simultaneously, the ... | 12/20/2005 |
| 6973535 | Digital device configuration and method An electromechanical data storage arrangement is interfaced with a host. The interface may include a conductor that carries read and write gate signals. Another conductor carries both a servo sync mark and an error signal. The storage arrangement includes an externa... | 12/06/2005 |
| 6970327 | Data storage device with damped load arm formed from Mn-Cu alloy composition A data access assembly with a load arm formed from an Mn—Cu alloy is disclosed. The load arm may be supported by and actuator arm formed from a common Mn—Cu damping alloy, which has a composition (X)Fe—(A)Mn—(B)Cu—(C)Ni. In one embodiment, X is substantial... | 11/29/2005 |
| 6967820 | Head suspension for disk drive A head suspension for a disk drive has a flexure extended from a load beam toward a plate. The flexure is structured to prevent fluttering. The head suspension has the plate attached to a carriage and turned around a spindle, the load beam having a rigid part and a ... | 11/22/2005 |
| 6965501 | Integrated lead suspension for high density drive The integrated lead suspension assembly comprises several improvements. An oversized terminating pad for the electrical traces and a smaller adjacent insulation layer on the flexure assembly enable laser solder ball bonding of the pads to the read/write terminal con... | 11/15/2005 |
| 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 |
