CN102103864B - 在读取磁头和弯曲突舌间具有径向旋转的压电微制动器的磁头悬架组件 - Google Patents
在读取磁头和弯曲突舌间具有径向旋转的压电微制动器的磁头悬架组件 Download PDFInfo
- Publication number
- CN102103864B CN102103864B CN201010601915.XA CN201010601915A CN102103864B CN 102103864 B CN102103864 B CN 102103864B CN 201010601915 A CN201010601915 A CN 201010601915A CN 102103864 B CN102103864 B CN 102103864B
- Authority
- CN
- China
- Prior art keywords
- detent
- tab
- head suspension
- anchor
- magnetic head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4873—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives the arm comprising piezoelectric or other actuators for adjustment of the arm
Landscapes
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/643,935 | 2009-12-21 | ||
US12/643,935 US8264797B2 (en) | 2009-12-21 | 2009-12-21 | Head gimbal assembly having a radial rotary piezoelectric microactuator between a read head and a flexure tongue |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102103864A CN102103864A (zh) | 2011-06-22 |
CN102103864B true CN102103864B (zh) | 2015-05-27 |
Family
ID=44150719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010601915.XA Active CN102103864B (zh) | 2009-12-21 | 2010-12-20 | 在读取磁头和弯曲突舌间具有径向旋转的压电微制动器的磁头悬架组件 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8264797B2 (zh) |
CN (1) | CN102103864B (zh) |
HK (1) | HK1154114A1 (zh) |
Families Citing this family (157)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8689430B1 (en) | 2006-11-29 | 2014-04-08 | Western Digital (Fremont), Llc | Method for providing a perpendicular magnetic recording (PMR)head |
US8404128B1 (en) | 2009-02-23 | 2013-03-26 | Western Digital (Fremont), Llc | Method and system for providing a perpendicular magnetic recording head |
US8400731B1 (en) | 2009-04-19 | 2013-03-19 | Western Digital (Fremont), Llc | Write head with variable side shield gaps |
DE102009026506A1 (de) * | 2009-05-27 | 2010-12-02 | Robert Bosch Gmbh | Mikromechanisches Bauteil und Herstellungsverfahren für ein mikromechanisches Bauteil |
US8611055B1 (en) | 2009-07-31 | 2013-12-17 | Western Digital (Fremont), Llc | Magnetic etch-stop layer for magnetoresistive read heads |
US9202480B2 (en) | 2009-10-14 | 2015-12-01 | Western Digital (Fremont), LLC. | Double patterning hard mask for damascene perpendicular magnetic recording (PMR) writer |
US8264797B2 (en) | 2009-12-21 | 2012-09-11 | Western Digital (Fremont), Llc | Head gimbal assembly having a radial rotary piezoelectric microactuator between a read head and a flexure tongue |
US8885299B1 (en) | 2010-05-24 | 2014-11-11 | Hutchinson Technology Incorporated | Low resistance ground joints for dual stage actuation disk drive suspensions |
US8441896B2 (en) | 2010-06-25 | 2013-05-14 | Western Digital (Fremont), Llc | Energy assisted magnetic recording head having laser integrated mounted to slider |
US8997832B1 (en) | 2010-11-23 | 2015-04-07 | Western Digital (Fremont), Llc | Method of fabricating micrometer scale components |
US8441756B1 (en) | 2010-12-16 | 2013-05-14 | Western Digital (Fremont), Llc | Method and system for providing an antiferromagnetically coupled writer |
US9123359B1 (en) | 2010-12-22 | 2015-09-01 | Western Digital (Fremont), Llc | Magnetic recording transducer with sputtered antiferromagnetic coupling trilayer between plated ferromagnetic shields and method of fabrication |
US8456961B1 (en) | 2011-03-22 | 2013-06-04 | Western Digital (Fremont), Llc | Systems and methods for mounting and aligning a laser in an electrically assisted magnetic recording assembly |
US8446694B1 (en) | 2011-06-14 | 2013-05-21 | Western Digital Technologies, Inc. | Disk drive head suspension assembly with embedded in-plane actuator at flexure tongue |
US8593764B1 (en) | 2011-06-14 | 2013-11-26 | Western Digital Technologies, Inc. | Method for fine actuation of a head during operation of a disk drive |
US8295012B1 (en) * | 2011-06-14 | 2012-10-23 | Western Digital Technologies, Inc. | Disk drive suspension assembly with rotary fine actuator at flexure tongue |
US8419954B1 (en) | 2011-10-31 | 2013-04-16 | Western Digital (Fremont), Llc | Method for providing a side shield for a magnetic recording transducer |
US8760823B1 (en) | 2011-12-20 | 2014-06-24 | Western Digital (Fremont), Llc | Method and system for providing a read transducer having soft and hard magnetic bias structures |
US8451563B1 (en) | 2011-12-20 | 2013-05-28 | Western Digital (Fremont), Llc | Method for providing a side shield for a magnetic recording transducer using an air bridge |
US9093639B2 (en) | 2012-02-21 | 2015-07-28 | Western Digital (Fremont), Llc | Methods for manufacturing a magnetoresistive structure utilizing heating and cooling |
US9001469B2 (en) | 2012-03-16 | 2015-04-07 | Hutchinson Technology Incorporated | Mid-loadbeam dual stage actuated (DSA) disk drive head suspension |
US9349392B1 (en) | 2012-05-24 | 2016-05-24 | Western Digital (Fremont), Llc | Methods for improving adhesion on dielectric substrates |
US8724259B1 (en) | 2012-06-11 | 2014-05-13 | Western Digital (Fremont), Llc | Conformal high moment side shield seed layer for perpendicular magnetic recording writer |
US8711528B1 (en) | 2012-06-29 | 2014-04-29 | Western Digital (Fremont), Llc | Tunnel magnetoresistance read head with narrow shield-to-shield spacing |
US9269382B1 (en) | 2012-06-29 | 2016-02-23 | Western Digital (Fremont), Llc | Method and system for providing a read transducer having improved pinning of the pinned layer at higher recording densities |
US9213322B1 (en) | 2012-08-16 | 2015-12-15 | Western Digital (Fremont), Llc | Methods for providing run to run process control using a dynamic tuner |
US8861141B2 (en) | 2012-08-31 | 2014-10-14 | Hutchinson Technology Incorporated | Damped dual stage actuation disk drive suspensions |
WO2014043498A2 (en) | 2012-09-14 | 2014-03-20 | Hutchinson Technology Incorporated | Co-located gimbal-based dual stage actuation disk drive suspensions |
JP6356682B2 (ja) | 2012-10-10 | 2018-07-11 | ハッチンソン テクノロジー インコーポレイテッドHutchinson Technology Incorporated | 二段作動構造を有するサスペンション |
US8941951B2 (en) | 2012-11-28 | 2015-01-27 | Hutchinson Technology Incorporated | Head suspension flexure with integrated strain sensor and sputtered traces |
US9053719B2 (en) | 2012-11-30 | 2015-06-09 | Western Digital (Fremont), Llc | Magnetoresistive sensor for a magnetic storage system read head, and fabrication method thereof |
US8984740B1 (en) | 2012-11-30 | 2015-03-24 | Western Digital (Fremont), Llc | Process for providing a magnetic recording transducer having a smooth magnetic seed layer |
US8980109B1 (en) | 2012-12-11 | 2015-03-17 | Western Digital (Fremont), Llc | Method for providing a magnetic recording transducer using a combined main pole and side shield CMP for a wraparound shield scheme |
US8891206B2 (en) | 2012-12-17 | 2014-11-18 | Hutchinson Technology Incorporated | Co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffener |
US8760818B1 (en) | 2013-01-09 | 2014-06-24 | Western Digital (Fremont), Llc | Systems and methods for providing magnetic storage elements with high magneto-resistance using heusler alloys |
US9042208B1 (en) | 2013-03-11 | 2015-05-26 | Western Digital Technologies, Inc. | Disk drive measuring fly height by applying a bias voltage to an electrically insulated write component of a head |
US9336814B1 (en) | 2013-03-12 | 2016-05-10 | Western Digital (Fremont), Llc | Inverse tapered waveguide for use in a heat assisted magnetic recording head |
US8883017B1 (en) | 2013-03-12 | 2014-11-11 | Western Digital (Fremont), Llc | Method and system for providing a read transducer having seamless interfaces |
US9013836B1 (en) | 2013-04-02 | 2015-04-21 | Western Digital (Fremont), Llc | Method and system for providing an antiferromagnetically coupled return pole |
US9111564B1 (en) | 2013-04-02 | 2015-08-18 | Western Digital (Fremont), Llc | Magnetic recording writer having a main pole with multiple flare angles |
US9104107B1 (en) | 2013-04-03 | 2015-08-11 | Western Digital (Fremont), Llc | DUV photoresist process |
US8993217B1 (en) | 2013-04-04 | 2015-03-31 | Western Digital (Fremont), Llc | Double exposure technique for high resolution disk imaging |
US9070381B1 (en) | 2013-04-12 | 2015-06-30 | Western Digital (Fremont), Llc | Magnetic recording read transducer having a laminated free layer |
US9064527B1 (en) | 2013-04-12 | 2015-06-23 | Western Digital (Fremont), Llc | High order tapered waveguide for use in a heat assisted magnetic recording head |
US9245545B1 (en) | 2013-04-12 | 2016-01-26 | Wester Digital (Fremont), Llc | Short yoke length coils for magnetic heads in disk drives |
US9431047B1 (en) | 2013-05-01 | 2016-08-30 | Western Digital (Fremont), Llc | Method for providing an improved AFM reader shield |
US9064528B1 (en) | 2013-05-17 | 2015-06-23 | Western Digital Technologies, Inc. | Interferometric waveguide usable in shingled heat assisted magnetic recording in the absence of a near-field transducer |
US9431039B1 (en) | 2013-05-21 | 2016-08-30 | Western Digital (Fremont), Llc | Multiple sensor array usable in two-dimensional magnetic recording |
US8797691B1 (en) | 2013-05-21 | 2014-08-05 | Western Digital Technologies, Inc. | Disk drive head suspension with a single piezoelectric element adhered to rotary-actuated and non-actuated portions of a structural layer of a tongue of a laminated flexure |
US8982513B1 (en) | 2013-05-21 | 2015-03-17 | Western Digital Technologies, Inc. | Disk drive head suspension with dual piezoelectric elements adhered to rotary-actuated and non-actuated portions of a structural layer of a tongue of a laminated flexure |
US8896969B1 (en) | 2013-05-23 | 2014-11-25 | Hutchinson Technology Incorporated | Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners |
US9263067B1 (en) | 2013-05-29 | 2016-02-16 | Western Digital (Fremont), Llc | Process for making PMR writer with constant side wall angle |
US9361913B1 (en) | 2013-06-03 | 2016-06-07 | Western Digital (Fremont), Llc | Recording read heads with a multi-layer AFM layer methods and apparatuses |
US9406331B1 (en) | 2013-06-17 | 2016-08-02 | Western Digital (Fremont), Llc | Method for making ultra-narrow read sensor and read transducer device resulting therefrom |
US9287494B1 (en) | 2013-06-28 | 2016-03-15 | Western Digital (Fremont), Llc | Magnetic tunnel junction (MTJ) with a magnesium oxide tunnel barrier |
US9318130B1 (en) | 2013-07-02 | 2016-04-19 | Western Digital (Fremont), Llc | Method to fabricate tunneling magnetic recording heads with extended pinned layer |
US8717712B1 (en) | 2013-07-15 | 2014-05-06 | Hutchinson Technology Incorporated | Disk drive suspension assembly having a partially flangeless load point dimple |
US8947985B1 (en) | 2013-07-16 | 2015-02-03 | Western Digital (Fremont), Llc | Heat assisted magnetic recording transducers having a recessed pole |
US8923102B1 (en) | 2013-07-16 | 2014-12-30 | Western Digital (Fremont), Llc | Optical grating coupling for interferometric waveguides in heat assisted magnetic recording heads |
US8792214B1 (en) | 2013-07-23 | 2014-07-29 | Hutchinson Technology Incorporated | Electrical contacts to motors in dual stage actuated suspensions |
US9275657B1 (en) | 2013-08-14 | 2016-03-01 | Western Digital (Fremont), Llc | Process for making PMR writer with non-conformal side gaps |
US9431032B1 (en) | 2013-08-14 | 2016-08-30 | Western Digital (Fremont), Llc | Electrical connection arrangement for a multiple sensor array usable in two-dimensional magnetic recording |
US9042051B2 (en) | 2013-08-15 | 2015-05-26 | Western Digital (Fremont), Llc | Gradient write gap for perpendicular magnetic recording writer |
US8675314B1 (en) | 2013-08-21 | 2014-03-18 | Hutchinson Technology Incorporated | Co-located gimbal-based dual stage actuation disk drive suspensions with offset motors |
US9343098B1 (en) | 2013-08-23 | 2016-05-17 | Western Digital (Fremont), Llc | Method for providing a heat assisted magnetic recording transducer having protective pads |
US9343086B1 (en) | 2013-09-11 | 2016-05-17 | Western Digital (Fremont), Llc | Magnetic recording write transducer having an improved sidewall angle profile |
US9441938B1 (en) | 2013-10-08 | 2016-09-13 | Western Digital (Fremont), Llc | Test structures for measuring near field transducer disc length |
US9042058B1 (en) | 2013-10-17 | 2015-05-26 | Western Digital Technologies, Inc. | Shield designed for middle shields in a multiple sensor array |
US9349394B1 (en) | 2013-10-18 | 2016-05-24 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer having a gradient side gap |
US9214172B2 (en) | 2013-10-23 | 2015-12-15 | Western Digital (Fremont), Llc | Method of manufacturing a magnetic read head |
US9007719B1 (en) | 2013-10-23 | 2015-04-14 | Western Digital (Fremont), Llc | Systems and methods for using double mask techniques to achieve very small features |
US8988812B1 (en) | 2013-11-27 | 2015-03-24 | Western Digital (Fremont), Llc | Multi-sensor array configuration for a two-dimensional magnetic recording (TDMR) operation |
US9194692B1 (en) | 2013-12-06 | 2015-11-24 | Western Digital (Fremont), Llc | Systems and methods for using white light interferometry to measure undercut of a bi-layer structure |
US9280990B1 (en) | 2013-12-11 | 2016-03-08 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer using multiple etches |
US9001628B1 (en) | 2013-12-16 | 2015-04-07 | Western Digital (Fremont), Llc | Assistant waveguides for evaluating main waveguide coupling efficiency and diode laser alignment tolerances for hard disk |
US9082423B1 (en) | 2013-12-18 | 2015-07-14 | Western Digital (Fremont), Llc | Magnetic recording write transducer having an improved trailing surface profile |
US8917581B1 (en) | 2013-12-18 | 2014-12-23 | Western Digital Technologies, Inc. | Self-anneal process for a near field transducer and chimney in a hard disk drive assembly |
US9147408B1 (en) | 2013-12-19 | 2015-09-29 | Western Digital (Fremont), Llc | Heated AFM layer deposition and cooling process for TMR magnetic recording sensor with high pinning field |
US8971160B1 (en) | 2013-12-19 | 2015-03-03 | Western Digital (Fremont), Llc | Near field transducer with high refractive index pin for heat assisted magnetic recording |
US8896970B1 (en) | 2013-12-31 | 2014-11-25 | Hutchinson Technology Incorporated | Balanced co-located gimbal-based dual stage actuation disk drive suspensions |
US8970988B1 (en) | 2013-12-31 | 2015-03-03 | Western Digital (Fremont), Llc | Electric gaps and method for making electric gaps for multiple sensor arrays |
US8867173B1 (en) | 2014-01-03 | 2014-10-21 | Hutchinson Technology Incorporated | Balanced multi-trace transmission in a hard disk drive flexure |
US9305583B1 (en) | 2014-02-18 | 2016-04-05 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer using multiple etches of damascene materials |
US9183854B2 (en) | 2014-02-24 | 2015-11-10 | Western Digital (Fremont), Llc | Method to make interferometric taper waveguide for HAMR light delivery |
US9202493B1 (en) | 2014-02-28 | 2015-12-01 | Western Digital (Fremont), Llc | Method of making an ultra-sharp tip mode converter for a HAMR head |
US9142233B1 (en) | 2014-02-28 | 2015-09-22 | Western Digital (Fremont), Llc | Heat assisted magnetic recording writer having a recessed pole |
US9396743B1 (en) | 2014-02-28 | 2016-07-19 | Western Digital (Fremont), Llc | Systems and methods for controlling soft bias thickness for tunnel magnetoresistance readers |
US8988825B1 (en) | 2014-02-28 | 2015-03-24 | Western Digital (Fremont, LLC | Method for fabricating a magnetic writer having half-side shields |
US9001467B1 (en) | 2014-03-05 | 2015-04-07 | Western Digital (Fremont), Llc | Method for fabricating side shields in a magnetic writer |
US9153255B1 (en) | 2014-03-05 | 2015-10-06 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer having an asymmetric gap and shields |
US9135930B1 (en) | 2014-03-06 | 2015-09-15 | Western Digital (Fremont), Llc | Method for fabricating a magnetic write pole using vacuum deposition |
US9934811B1 (en) | 2014-03-07 | 2018-04-03 | Western Digital (Fremont), Llc | Methods for controlling stray fields of magnetic features using magneto-elastic anisotropy |
US9190085B1 (en) | 2014-03-12 | 2015-11-17 | Western Digital (Fremont), Llc | Waveguide with reflective grating for localized energy intensity |
US9111558B1 (en) | 2014-03-14 | 2015-08-18 | Western Digital (Fremont), Llc | System and method of diffractive focusing of light in a waveguide |
US9135937B1 (en) | 2014-05-09 | 2015-09-15 | Western Digital (Fremont), Llc | Current modulation on laser diode for energy assisted magnetic recording transducer |
US8953422B1 (en) | 2014-06-10 | 2015-02-10 | Western Digital (Fremont), Llc | Near field transducer using dielectric waveguide core with fine ridge feature |
US8976635B1 (en) | 2014-06-10 | 2015-03-10 | Western Digital (Fremont), Llc | Near field transducer driven by a transverse electric waveguide for energy assisted magnetic recording |
US8958272B1 (en) | 2014-06-10 | 2015-02-17 | Western Digital (Fremont), Llc | Interfering near field transducer for energy assisted magnetic recording |
US9007879B1 (en) | 2014-06-10 | 2015-04-14 | Western Digital (Fremont), Llc | Interfering near field transducer having a wide metal bar feature for energy assisted magnetic recording |
US9508363B1 (en) | 2014-06-17 | 2016-11-29 | Western Digital (Fremont), Llc | Method for fabricating a magnetic write pole having a leading edge bevel |
US9361914B1 (en) | 2014-06-18 | 2016-06-07 | Western Digital (Fremont), Llc | Magnetic sensor with thin capping layer |
US9053735B1 (en) | 2014-06-20 | 2015-06-09 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer using a full-film metal planarization |
US9214169B1 (en) | 2014-06-20 | 2015-12-15 | Western Digital (Fremont), Llc | Magnetic recording read transducer having a laminated free layer |
US9042052B1 (en) | 2014-06-23 | 2015-05-26 | Western Digital (Fremont), Llc | Magnetic writer having a partially shunted coil |
US9230565B1 (en) | 2014-06-24 | 2016-01-05 | Western Digital (Fremont), Llc | Magnetic shield for magnetic recording head |
US9190079B1 (en) | 2014-09-22 | 2015-11-17 | Western Digital (Fremont), Llc | Magnetic write pole having engineered radius of curvature and chisel angle profiles |
US9007725B1 (en) | 2014-10-07 | 2015-04-14 | Western Digital (Fremont), Llc | Sensor with positive coupling between dual ferromagnetic free layer laminates |
US9087527B1 (en) | 2014-10-28 | 2015-07-21 | Western Digital (Fremont), Llc | Apparatus and method for middle shield connection in magnetic recording transducers |
US9786301B1 (en) | 2014-12-02 | 2017-10-10 | Western Digital (Fremont), Llc | Apparatuses and methods for providing thin shields in a multiple sensor array |
US9721595B1 (en) | 2014-12-04 | 2017-08-01 | Western Digital (Fremont), Llc | Method for providing a storage device |
US9111550B1 (en) | 2014-12-04 | 2015-08-18 | Western Digital (Fremont), Llc | Write transducer having a magnetic buffer layer spaced between a side shield and a write pole by non-magnetic layers |
US9236560B1 (en) | 2014-12-08 | 2016-01-12 | Western Digital (Fremont), Llc | Spin transfer torque tunneling magnetoresistive device having a laminated free layer with perpendicular magnetic anisotropy |
US9070392B1 (en) | 2014-12-16 | 2015-06-30 | Hutchinson Technology Incorporated | Piezoelectric disk drive suspension motors having plated stiffeners |
US9286919B1 (en) | 2014-12-17 | 2016-03-15 | Western Digital (Fremont), Llc | Magnetic writer having a dual side gap |
US9881638B1 (en) | 2014-12-17 | 2018-01-30 | Western Digital (Fremont), Llc | Method for providing a near-field transducer (NFT) for a heat assisted magnetic recording (HAMR) device |
US9741366B1 (en) | 2014-12-18 | 2017-08-22 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer having a gradient in saturation magnetization of the shields |
US9214165B1 (en) | 2014-12-18 | 2015-12-15 | Western Digital (Fremont), Llc | Magnetic writer having a gradient in saturation magnetization of the shields |
US9343087B1 (en) | 2014-12-21 | 2016-05-17 | Western Digital (Fremont), Llc | Method for fabricating a magnetic writer having half shields |
US10074387B1 (en) | 2014-12-21 | 2018-09-11 | Western Digital (Fremont), Llc | Method and system for providing a read transducer having symmetric antiferromagnetically coupled shields |
US9437251B1 (en) | 2014-12-22 | 2016-09-06 | Western Digital (Fremont), Llc | Apparatus and method having TDMR reader to reader shunts |
US9318136B1 (en) | 2014-12-22 | 2016-04-19 | Hutchinson Technology Incorporated | Multilayer disk drive motors having out-of-plane bending |
US9449625B1 (en) | 2014-12-24 | 2016-09-20 | Western Digital (Fremont), Llc | Heat assisted magnetic recording head having a plurality of diffusion barrier layers |
US9123374B1 (en) | 2015-02-12 | 2015-09-01 | Western Digital (Fremont), Llc | Heat assisted magnetic recording writer having an integrated polarization rotation plate |
US9296188B1 (en) | 2015-02-17 | 2016-03-29 | Hutchinson Technology Incorporated | Partial curing of a microactuator mounting adhesive in a disk drive suspension |
US9312064B1 (en) | 2015-03-02 | 2016-04-12 | Western Digital (Fremont), Llc | Method to fabricate a magnetic head including ion milling of read gap using dual layer hard mask |
US9443541B1 (en) | 2015-03-24 | 2016-09-13 | Western Digital (Fremont), Llc | Magnetic writer having a gradient in saturation magnetization of the shields and return pole |
US9431031B1 (en) | 2015-03-24 | 2016-08-30 | Western Digital (Fremont), Llc | System and method for magnetic transducers having multiple sensors and AFC shields |
US9449621B1 (en) | 2015-03-26 | 2016-09-20 | Western Digital (Fremont), Llc | Dual free layer magnetic reader having a rear bias structure having a high aspect ratio |
US9384763B1 (en) | 2015-03-26 | 2016-07-05 | Western Digital (Fremont), Llc | Dual free layer magnetic reader having a rear bias structure including a soft bias layer |
US9245562B1 (en) | 2015-03-30 | 2016-01-26 | Western Digital (Fremont), Llc | Magnetic recording writer with a composite main pole |
US9147404B1 (en) | 2015-03-31 | 2015-09-29 | Western Digital (Fremont), Llc | Method and system for providing a read transducer having a dual free layer |
US9263071B1 (en) | 2015-03-31 | 2016-02-16 | Western Digital (Fremont), Llc | Flat NFT for heat assisted magnetic recording |
US9508372B1 (en) | 2015-06-03 | 2016-11-29 | Western Digital (Fremont), Llc | Shingle magnetic writer having a low sidewall angle pole |
US9508365B1 (en) | 2015-06-24 | 2016-11-29 | Western Digital (Fremont), LLC. | Magnetic reader having a crystal decoupling structure |
US9530443B1 (en) | 2015-06-25 | 2016-12-27 | Western Digital (Fremont), Llc | Method for fabricating a magnetic recording device having a high aspect ratio structure |
US9646639B2 (en) | 2015-06-26 | 2017-05-09 | Western Digital (Fremont), Llc | Heat assisted magnetic recording writer having integrated polarization rotation waveguides |
US9842615B1 (en) | 2015-06-26 | 2017-12-12 | Western Digital (Fremont), Llc | Magnetic reader having a nonmagnetic insertion layer for the pinning layer |
US9431038B1 (en) | 2015-06-29 | 2016-08-30 | Western Digital (Fremont), Llc | Method for fabricating a magnetic write pole having an improved sidewall angle profile |
US9734852B2 (en) | 2015-06-30 | 2017-08-15 | Hutchinson Technology Incorporated | Disk drive head suspension structures having improved gold-dielectric joint reliability |
US9472216B1 (en) | 2015-09-23 | 2016-10-18 | Western Digital (Fremont), Llc | Differential dual free layer magnetic reader |
US9666214B1 (en) | 2015-09-23 | 2017-05-30 | Western Digital (Fremont), Llc | Free layer magnetic reader that may have a reduced shield-to-shield spacing |
US9384765B1 (en) | 2015-09-24 | 2016-07-05 | Western Digital (Fremont), Llc | Method and system for providing a HAMR writer having improved optical efficiency |
US9424866B1 (en) | 2015-09-24 | 2016-08-23 | Western Digital (Fremont), Llc | Heat assisted magnetic recording write apparatus having a dielectric gap |
US9595273B1 (en) | 2015-09-30 | 2017-03-14 | Western Digital (Fremont), Llc | Shingle magnetic writer having nonconformal shields |
US9484051B1 (en) | 2015-11-09 | 2016-11-01 | The Provost, Fellows, Foundation Scholars and the other members of Board, of the College of the Holy and Undivided Trinity of Queen Elizabeth near Dublin | Method and system for reducing undesirable reflections in a HAMR write apparatus |
US9953670B1 (en) | 2015-11-10 | 2018-04-24 | Western Digital (Fremont), Llc | Method and system for providing a HAMR writer including a multi-mode interference device |
US10037770B1 (en) | 2015-11-12 | 2018-07-31 | Western Digital (Fremont), Llc | Method for providing a magnetic recording write apparatus having a seamless pole |
US9812155B1 (en) | 2015-11-23 | 2017-11-07 | Western Digital (Fremont), Llc | Method and system for fabricating high junction angle read sensors |
US9564150B1 (en) | 2015-11-24 | 2017-02-07 | Western Digital (Fremont), Llc | Magnetic read apparatus having an improved read sensor isolation circuit |
US9754611B1 (en) | 2015-11-30 | 2017-09-05 | Western Digital (Fremont), Llc | Magnetic recording write apparatus having a stepped conformal trailing shield |
US9799351B1 (en) | 2015-11-30 | 2017-10-24 | Western Digital (Fremont), Llc | Short yoke length writer having assist coils |
US9858951B1 (en) | 2015-12-01 | 2018-01-02 | Western Digital (Fremont), Llc | Method for providing a multilayer AFM layer in a read sensor |
US9740805B1 (en) | 2015-12-01 | 2017-08-22 | Western Digital (Fremont), Llc | Method and system for detecting hotspots for photolithographically-defined devices |
US9767831B1 (en) | 2015-12-01 | 2017-09-19 | Western Digital (Fremont), Llc | Magnetic writer having convex trailing surface pole and conformal write gap |
US9646638B1 (en) | 2016-05-12 | 2017-05-09 | Hutchinson Technology Incorporated | Co-located gimbal-based DSA disk drive suspension with traces routed around slider pad |
US10418055B1 (en) | 2018-04-26 | 2019-09-17 | Seagate Technology Llc | Dual-stage head suspension assembly having additional microactuator pair |
WO2024010721A1 (en) * | 2022-07-07 | 2024-01-11 | Magnecomp Corporation | Disk drive suspension assembly with single actuator |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1695180A (zh) * | 2002-11-04 | 2005-11-09 | 新科实业有限公司 | 用于头元件的精确定位致动器及其头万向架组件和盘驱动设备 |
CN101276589A (zh) * | 2007-03-26 | 2008-10-01 | 新科实业有限公司 | 用于提高搜寻性能的平衡磁头万向节组件 |
CN101546562A (zh) * | 2008-03-28 | 2009-09-30 | 日立环球储存科技荷兰有限公司 | 用于挠曲件集成的微致动器的系统、方法和装置 |
Family Cites Families (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5894651A (en) * | 1990-10-29 | 1999-04-20 | Trw Inc. | Method for encapsulating a ceramic device for embedding in composite structures |
US5465186A (en) * | 1994-01-26 | 1995-11-07 | International Business Machines Corporation | Shorted magnetoresistive head leads for electrical overstress and electrostatic discharge protection during manufacture of a magnetic storage system |
US5920978A (en) * | 1995-03-01 | 1999-07-13 | Fujitsu Limited | Method of making a thin film magnetic slider |
US5920145A (en) * | 1996-09-09 | 1999-07-06 | Mcdonnell Douglas Corporation | Method and structure for embedding piezoelectric transducers in thermoplastic composites |
US6291930B1 (en) * | 1998-08-13 | 2001-09-18 | Oceaneering International, Inc. | Low voltage piezoelectric bender elements and unit cells |
US6320730B1 (en) * | 1998-09-26 | 2001-11-20 | Seagate Technology Llc | Low-stress disc drive microactuator cradle |
US6351354B1 (en) * | 1999-05-07 | 2002-02-26 | Seagate Technology Llc | Head to flexure interconnection for disc drive microactuator |
US6351352B1 (en) * | 1999-06-01 | 2002-02-26 | Magnecomp Corp. | Separably bondable shunt for wireless suspensions |
JP2000348321A (ja) * | 1999-06-03 | 2000-12-15 | Nec Corp | 磁気ディスク装置,磁気ヘッド,磁気ヘッドの製造方法および磁気ディスク装置の製造方法 |
US6570730B1 (en) * | 1999-06-09 | 2003-05-27 | Seagate Technology, Llc. | Shear-based transducer for HDD read/write element height control |
US6351353B1 (en) * | 1999-06-11 | 2002-02-26 | Seagate Technology, Inc. | Interconnect designs for micromotor, magnetic recording head and suspension assemblies |
US6501625B1 (en) * | 1999-06-29 | 2002-12-31 | Hutchinson Technology Incorporated | Disk drive suspension with multi-layered piezoelectric actuator controlled gram load |
US6262869B1 (en) * | 1999-08-02 | 2001-07-17 | International Business Machines Corporation | Spin valve sensor with encapsulated keeper layer and method of making |
JP3436735B2 (ja) * | 1999-10-01 | 2003-08-18 | 日本碍子株式会社 | 圧電/電歪デバイス及びその製造方法 |
SG147277A1 (en) * | 2000-02-01 | 2008-11-28 | Matsushita Electric Ind Co Ltd | Head support mechanism and thin film piezoelectric actuator |
US6624984B2 (en) * | 2000-05-25 | 2003-09-23 | Seagate Technology Llc | Fly height control slider with crown and cross curve de-coupling |
US7248444B1 (en) * | 2000-07-21 | 2007-07-24 | Lauer Mark A | Electromagnetic heads, flexures, gimbals and actuators formed on and from a wafer substrate |
JP4246909B2 (ja) * | 2000-12-15 | 2009-04-02 | 日本発條株式会社 | ディスク装置用サスペンション |
WO2003041062A1 (en) * | 2001-11-03 | 2003-05-15 | Sae Magnetics (H.K.) Ltd. | Method and apparatus for improved attachment of a micro-actuator to a slider device |
KR100718174B1 (ko) * | 2001-04-19 | 2007-05-15 | 후지쯔 가부시끼가이샤 | 압전 액추에이터 및 정보 기억 장치 |
US6760196B1 (en) * | 2001-12-12 | 2004-07-06 | Western Digital, Inc. | Microactuator with offsetting hinges and method for high-resolution positioning of magnetic read/write head |
JP3917409B2 (ja) * | 2001-11-16 | 2007-05-23 | 富士通株式会社 | ヘッドスライダ及びディスク装置 |
US6807030B1 (en) * | 2001-12-18 | 2004-10-19 | Western Digital (Fremont), Inc. | Enclosed piezoelectric microactuators coupled between head and suspension |
US6961221B1 (en) * | 2001-12-18 | 2005-11-01 | Western Digital (Fremont), Inc. | Piezoelectric microactuators with substantially fixed axis of rotation and magnified stroke |
KR100442871B1 (ko) * | 2002-02-14 | 2004-08-02 | 삼성전자주식회사 | 헤드 조립체 및 이를 채용한 드라이브 시스템 |
US7057858B2 (en) * | 2002-04-24 | 2006-06-06 | International Business Machines Corporation | Slide microactuator using C-shaped piezoelectric element |
JP4227365B2 (ja) * | 2002-06-18 | 2009-02-18 | 富士通株式会社 | マイクロアクチュエータ付きヘッドアセンブリ |
WO2004019321A1 (en) * | 2002-08-26 | 2004-03-04 | Sae Magnetics (H.K.) Ltd. | A suspension design for the co-located pzt micro-actuator |
US7057857B1 (en) * | 2002-12-20 | 2006-06-06 | Western Digital (Fremont), Inc. | Dimple pivot post for a rotary co-located microactuator |
US7312941B2 (en) * | 2003-09-17 | 2007-12-25 | Hitachi Global Storage Technologies Netherlands B.V. | Disk drive with head-disk interaction sensor integrated with suspension |
US7277257B2 (en) * | 2003-12-05 | 2007-10-02 | Seagate Technology Llc | Transducer-level microactuator for a magnetic recording system |
JP4146811B2 (ja) * | 2004-03-03 | 2008-09-10 | Tdk株式会社 | サスペンション、及びハードディスク装置 |
US7345851B2 (en) * | 2004-08-26 | 2008-03-18 | Hitachi Global Storage Technologies Netherlands B.V. | Disk drive with rotary piezoelectric microactuator |
US7382583B2 (en) * | 2004-08-26 | 2008-06-03 | Hitachi Global Storage Technologies Netherlands B.V. | Rotary piezoelectric microactuator and disk drive head-suspension assembly |
US7466520B2 (en) * | 2004-10-07 | 2008-12-16 | Seagate Technology Llc | Co-located microactuator lever assembly |
US7280319B1 (en) * | 2005-01-31 | 2007-10-09 | Western Digital Technologies, Inc. | Suspension assembly with piezoelectric microactuators electrically connected to a folded flex circuit segment |
US7535680B2 (en) * | 2005-06-29 | 2009-05-19 | Sae Magnetics (H.K.) Ltd. | Micro-actuator with integrated trace and bonding pad support |
US7663843B2 (en) * | 2005-11-02 | 2010-02-16 | Sae Magnetics (H.K.) Ltd. | Flex cable frame assembly for micro-actuator and flex cable suspension assembly for HGA of disk drive device |
US7417831B2 (en) * | 2005-11-03 | 2008-08-26 | Sae Magnetics (H.K.) Ltd. | Micro-actuator and head gimbal assembly for a disk drive device |
CN1967663A (zh) * | 2005-11-16 | 2007-05-23 | 新科实业有限公司 | 薄膜压电微驱动器及其磁头折片组合和磁盘驱动单元 |
US7474512B2 (en) * | 2005-12-15 | 2009-01-06 | Sae Magnetics (H.K.) Ltd. | Miro-actuator, head gimbal assembly, and disk drive unit with the same |
US7538984B2 (en) * | 2005-12-16 | 2009-05-26 | Sae Magnetics (H.K.) Ltd. | Rotational PZT micro-actuator with a rotatable plate |
US7701675B2 (en) * | 2005-12-16 | 2010-04-20 | Sae Magnetics (H.K.) Ltd. | Micro-actuator mounting structure capable of maintaining a substantially constant gap between a top support of a micro-actuator and a suspension during use |
US7719798B2 (en) * | 2006-02-14 | 2010-05-18 | Sae Magnetics (H.K.) Ltd. | Rotational micro-actuator integrated with suspension of head gimbal assembly, and disk drive unit with the same |
US7471490B2 (en) * | 2006-03-21 | 2008-12-30 | Sae Magnetics (H.K.) Ltd. | Micro-actuator including U-shaped frame and metal support frame, and manufacturing method thereof |
CN101042876B (zh) * | 2006-03-24 | 2010-08-11 | 新科实业有限公司 | 含加强板的悬臂件及其磁头折片组合和磁盘驱动单元 |
US20070291419A1 (en) * | 2006-06-19 | 2007-12-20 | Samsung Electronics Co., Ltd. | Apparatus and method for a vertical micro-acatuator in slider of a hard disk drive |
US7660079B2 (en) * | 2006-07-31 | 2010-02-09 | Sae Magnetics (H.K.) Ltd. | Method and system of using a step plate mechanically formed in a disk drive suspension flexure to mount a micro-actuator to the flexure |
JP2008099419A (ja) * | 2006-10-11 | 2008-04-24 | Hitachi Ltd | アクチュエータシステム |
US20080198511A1 (en) * | 2007-02-20 | 2008-08-21 | Toshiki Hirano | Suspension for a hard disk drive microactuator |
US8125741B2 (en) * | 2007-07-20 | 2012-02-28 | Magnecomp Corporation | Rotational, shear mode, piezoelectric motor integrated into a collocated, rotational, shear mode, piezoelectric micro-actuated suspension, head or head/gimbal assembly for improved tracking in disk drives and disk drive equipment |
US8015692B1 (en) * | 2007-11-07 | 2011-09-13 | Western Digital (Fremont), Llc | Method for providing a perpendicular magnetic recording (PMR) head |
JP5032949B2 (ja) * | 2007-11-14 | 2012-09-26 | エイチジーエスティーネザーランドビーブイ | マイクロアクチュエータ、ヘッド・ジンバル・アセンブリ及びディスク・ドライブ装置 |
US8264797B2 (en) | 2009-12-21 | 2012-09-11 | Western Digital (Fremont), Llc | Head gimbal assembly having a radial rotary piezoelectric microactuator between a read head and a flexure tongue |
-
2009
- 2009-12-21 US US12/643,935 patent/US8264797B2/en not_active Expired - Fee Related
-
2010
- 2010-12-20 CN CN201010601915.XA patent/CN102103864B/zh active Active
-
2011
- 2011-08-08 HK HK11108243.5A patent/HK1154114A1/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1695180A (zh) * | 2002-11-04 | 2005-11-09 | 新科实业有限公司 | 用于头元件的精确定位致动器及其头万向架组件和盘驱动设备 |
CN101276589A (zh) * | 2007-03-26 | 2008-10-01 | 新科实业有限公司 | 用于提高搜寻性能的平衡磁头万向节组件 |
CN101546562A (zh) * | 2008-03-28 | 2009-09-30 | 日立环球储存科技荷兰有限公司 | 用于挠曲件集成的微致动器的系统、方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
US8264797B2 (en) | 2012-09-11 |
CN102103864A (zh) | 2011-06-22 |
US20110149439A1 (en) | 2011-06-23 |
HK1154114A1 (zh) | 2012-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102103864B (zh) | 在读取磁头和弯曲突舌间具有径向旋转的压电微制动器的磁头悬架组件 | |
US5898541A (en) | Leading surface slider microactuator | |
US6362542B1 (en) | Piezoelectric microactuator for precise head positioning | |
US6961221B1 (en) | Piezoelectric microactuators with substantially fixed axis of rotation and magnified stroke | |
KR100772071B1 (ko) | 헤드 어셈블리 및 기록 매체 구동 장치 | |
US8593764B1 (en) | Method for fine actuation of a head during operation of a disk drive | |
US7342750B2 (en) | Method for providing electrical crossover in a laminated structure | |
CN101546562B (zh) | 用于挠曲件集成的微致动器的系统、方法和装置 | |
WO2005052927A1 (en) | Thin film piezoelectric micro-actuator for head gimbal assembly | |
CN107424631B (zh) | 用于盘驱动器悬架的多层剪切模式pzt微致动器及其制造方法 | |
US20040125508A1 (en) | Method and apparatus for forming a plurality of actuation devices on suspension structures for hard disk drive suspension | |
JP5890856B2 (ja) | ハード・ディスク・ドライブ用の単板差動ポーリング圧電マイクロアクチュエータ | |
US7126792B2 (en) | Slider for a data storage device including transducer level micro-positioning and method of fabrication therefor | |
US6943990B1 (en) | Head support mechanism, information recording/reproducing apparatus, and method of manufacturing head support mechanism | |
JP3225510B2 (ja) | 磁気ヘッドスライダ位置決め機構 | |
KR101552279B1 (ko) | 박막 pzt 구조의 접착력 강화 | |
US7518833B2 (en) | Micro-actuator with electric spark preventing structure, HGA, and disk drive unit with the same, and manufacturing method thereof | |
US20070165332A1 (en) | Actuation device and method for high density hard disk drive head | |
US7501740B2 (en) | Microscale driving unit and recording disk drive | |
JP5085623B2 (ja) | 薄膜素子の製造方法及び薄膜素子並びにその薄膜素子を用いたヘッドジンバルアセンブリ、及び、ハードディスクドライブ | |
JP4566529B2 (ja) | 微動アクチュエータおよび記録媒体駆動装置 | |
US20100073822A1 (en) | Magnetic head assembly and magnetic disk device | |
JP2010102809A (ja) | ヘッドユニット、ヘッドジンバルアセンブリ及び磁気記録装置 | |
JP2009158676A (ja) | 圧電素子、磁気ヘッドアセンブリ及び磁気記録装置 | |
Cho et al. | A microactuator for a high-density hard disk drive |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1154114 Country of ref document: HK |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1154114 Country of ref document: HK |
|
TR01 | Transfer of patent right |
Effective date of registration: 20200316 Address after: California, USA Patentee after: Western Digital Technologies, Inc. Address before: California, USA Patentee before: Western Digital (Fremont), LLC |
|
TR01 | Transfer of patent right |