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| Number | Title | Issue Date |
| 7886422 | Ultrasonic reclaim method for disk drive suspensions A method is provided for reclaiming a suspension from a disk drive head gimbal assembly (HGA). An ultrasonic probe is applied to the HGA's read/write head slider on a side opposite that of its solder balls. Ultrasonic oscillations are transmitted through the ceramic... | 02/15/2011 |
| 7640649 | Method for removing a magnetic head slider A method which enables easy removal of a magnetic head slider soldered to a suspension and easy reuse of the removed parts. In the method for removing the magnetic head slider, heat is applied to a suspension to which at least a part of the magnetic head slider is j... | 01/05/2010 |
| 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 |
| 7293351 | Apparatus for protecting and merging a head stack assembly An apparatus for protecting and merging a head stack assembly with a disc stack of a data storage device. The head stack assembly comprises a cantilevered flexure which supports a transducer at a distal end thereof. A carrier includes a carrier support surface arran... | 11/13/2007 |
| 7170716 | Method of forming a head suspension with an integral boss tower A method of making a multi-piece head suspension for a rigid disk drive. The method includes providing a first layer including a mounting region with an integral boss tower attached to a stiffener by one or more positioning tabs; attaching a second layer including a... | 01/30/2007 |
| 7134182 | Method to form an embedded micro-pedestal in a conductive layer Conventional liftoff processes used to define track width in magnetic read heads can produce an uneven etch-depth of dielectric materials around the sensor and cause shorting to the overlay top lead layer. This problem has been overcome by printing the images of tra... | 11/14/2006 |
| 7127798 | Method for converting disk drive storage enclosure into a standalone network storage system An existing disk drive storage enclosure is converted into a standalone network storage system by removing one or more input/output (I/O) modules from the enclosure and installing in place thereof one or more server modules (“heads”), each implemented on a singl... | 10/31/2006 |
| 7051424 | Method and apparatus for electrically and physically coupling a micro-actuator and slider to a hard drive arm suspension for component replacement after detachment from the suspension A system and method are disclosed for coupling a replacement micro-actuator to a drive arm suspension after a micro-actuator, such as a defective micro-actuator, has been detached from the suspension. ... | 05/30/2006 |
| 7028394 | System for automatically debonding, processing, and handling fragile slider rows An automatic thermal debonding system removes slider rows from a stainless steel processing fixture. The system uses a bimodal pitch adjustment and a mechanical row detainment mechanism to remove the rows from the fixture. The system allows full control of all criti... | 04/18/2006 |
| 7013554 | Wireless suspension salvage method The invention is a method to salvage suspensions from defective head gimbal assembly units. At present the hard disk industry is undergoing rapid product cycles. The products are being upgraded faster and faster, and the ability for sliders to meet higher density re... | 03/21/2006 |
| 6954978 | Method for reducing corrosion of a head element during the manufacture of a disk drive A method is provided for protecting a head element of a computer disk drive during rework operations by applying thioropolymeric protective coating or film to the head element after the disk drive has been opened. Application of the protective coating is preferably ... | 10/18/2005 |
| 6848167 | Apparatus and method for separating head gimbal assembly from bonding jig A head gimbal assembly, which is a component of a hard disk drive, has a bending portion that has elasticity and is bent at a predetermined angle under an unloaded condition, and a slider is bonded to a holding portion thereof by mounting the head gimbal assembly on... | 02/01/2005 |
| 6829818 | Manufacturing method of a head gimbal assembly A magnetic head slider with at least one thin-film magnetic head element on a suspension is mounted. This mounting includes electrically connecting the magnetic head slider with the suspension with ball bonding connections. Electrical property of the thin-film magne... | 12/14/2004 |
| 6826825 | Method for manufacturing a magnetic recording medium A manufacturing method achieves excellent magnetic recording characteristics by sequentially sputtering a non-magnetic under-layer, a non-magnetic intermediate layer, and a magnetic layer on a non-magnetic substrate in an atmosphere of H2O partial pressur... | 12/07/2004 |
| 6772506 | Method for detaching swaged components of a disc drive A method for detaching a suspension assembly adapted to support a head staked to an actuator arm of an actuator block of a disc drive. The method includes the steps of inserting an expandable device having an expandable flanged end, expanding a dimension of the inse... | 08/10/2004 |
| 6757961 | Wireless suspension salvage method A method to salvage suspensions from defective head gimbal assembly units is presented. Because the performance of a slider becomes more sensitive to signals and the wafer manufacturing process produces a lower yield, a suspension salvage method is developed to recy... | 07/06/2004 |
| 6634086 | Method for connecting a head interconnect circuit with alignment finger to a printed circuit A head interconnect circuit for connecting transducer elements of a data head to drive circuitry including an alignment finger on a lead tip for aligning leads relative to connectors or solder pads for electrically connecting heads to drive circuitry. A m... | 10/21/2003 |
| 6571455 | Method of manufacturing head suspension for disk drive, and semi-finished suspension A method manufactures a head suspension for a disk drive. The method includes a first step of forming a semi-finished suspension (55) having a base plate (37), a rigid part (27) solidly joined with the base plate through a bridge (57), and a positioning h... | 06/03/2003 |
| 6551438 | Method of manufacturing magnetic head slider, method of fixing row bars, and curing agent Disclosed are a method of manufacturing a magnetic head slider and a method of fixing row bars, which realize improved fabrication accuracy without increasing manufacturing costs and can prevent adhesion of a foreign matter to a magnetic head slider. Afte... | 04/22/2003 |
| 6539609 | Method of forming a head gimbal assembly A method for forming a head gimbal assembly in which the head gimbal assembly and a frame are formed from a continuous piece of laminated material comprised of a first layer, a second layer and a third layer. A plurality of electrical lines are formed in ... | 04/01/2003 |
| 6523250 | Method of attaching a slider with head transducer to a suspension A method for assembling a slider suspension assembly for use in a disk drive is disclosed. A ceramic slider with an attached recording head is placed on a suspension and is held in alignment by soldering the electrical connections while the epoxy placed b... | 02/25/2003 |
| 6507992 | Head-disc merge assembly station A method for merging the disc pack, E-block and magnet of a disc drive, the disc pack conveyed to a first selected position in a merge assembly station and moved to a merge slide assembly where calibration measurements of disc pack height and squareness a... | 01/21/2003 |
| 6269532 | Device for detaching swaged components in a disc drive A device for detaching a suspension assembly, adapted to support a head, staked to an actuator arm of an actuator block of a disc drive. The device includes an expandable device operable between an insertion dimension and a deswaging dimension having a fl... | 08/07/2001 |
| 5613292 | Method and apparatus for disk drive modification A disk drive that is the product of modifying a standard computer disk drive to read and write data in parallel with all of its transducer heads at once, rather than serially with only one head at a time. A method and apparatus are disclosed for protectin... | 03/25/1997 |
| 5553374 | Tool for a de-swaging head gimbal assembly In a magnetic head carrying device a method and apparatus for removing a magnetic head carrying arm from a support arm wherein ball stake mounting is used to affix the magnetic head carrying arm to the support arm. Tool receiving holes are provided in the... | 09/10/1996 |
| 5471735 | De-swaging technique for head gimbal assembly In a magnetic head carrying device a method and apparatus for removing a magnetic head carrying arm from a support arm wherein ball stake mounting is used to affix the magnetic head carrying arm to the support arm. Tool receiving holes are provided in the... | 12/05/1995 |
| 5471732 | Method for detaching and attaching a rotary cylinder When detaching or attaching a rotary cylinder in a rotary cylinder device having a hydrodynamic bearing, a gap is formed between the end surface of a shaft and a thrust plate and this gap is maintained by inserting an insertion member between opposing sur... | 12/05/1995 |
| 5347413 | De-swaging technique for head gimbal assembly In a magnetic head carrying device a method and apparatus for removing a magnetic head carrying arm from a support arm wherein ball stake mounting is used to affix the magnetic head carrying arm to the support arm. Tool receiving holes are provided in the... | 09/13/1994 |
| 5191705 | Combination for removably supporting a magnetic transducer carrying arm In a magnetic head carrying device a method and apparatus for removing a magnetic head carrying arm from a support arm wherein ball stake mounting is used to affix the magnetic head carrying arm to the support arm. A mounting plate is provided having a be... | 03/09/1993 |
| 5035044 | Method for removing ball staked head gimbal assembly In a magnetic head carrying device a method and apparatus for removing a magnetic head carrying arm from a support arm wherein ball stake mounting is used to affix the magnetic head carrying arm to the support arm. A mounting plate is provided having a be... | 07/30/1991 |
| 5012367 | Removable ball staked head gimbal assembly In a magnetic head carrying device a method and apparatus for removing a magnetic head carrying arm from a support arm wherein ball stake mounting is used to affix the magnetic head carrying arm to the support arm. A mounting plate is provided having a be... | 04/30/1991 |
