Matches 1 - 50 out of 109 1 2 3 >


Match Document Document Title
US20120327535 Chamfered Magnetic Write Pole  
A write pole can have a magnetically conductive pole tip has at least one corner. The at least one corner may be chamfered to limit magnetic saturation of the conductive pole tip. The conductive...
US20130083433 MAGNETIC TRANSDUCER  
A magnetic head that includes: a slider having a leading edge and a trailing edge; and a transducer, the transducer formed on the trailing edge of the slider and the transducer including: a...
US20150103439 WRITE POLE WITH VARYING BEVEL ANGLES  
A magnetic element can have at least a write pole configured with a write pole tip that has a tip surface oriented at a first angle with respect to an air bearing surface (ABS), a first bevel...
US20110058277 ASYMMETRIC WRITER FOR SHINGLED MAGNETIC RECORDING  
In one embodiment, a system includes a writer for shingled recording which includes a write pole having a trailing edge and first and second side edges extending from the trailing edge. The writer...
US20150049400 GRADIENT WRITE GAP FOR PERPENDICULAR MAGNETIC RECORDING WRITER  
The present disclosure provides for a magnetic writer pole for use in a hard drive. The magnetic writer pole comprises a first bevel formed by a non-magnetic layer, the first bevel formed at a...
US20110116190 Optimized write pole flare angle for side shield or semi side shield PMR writer application  
Improved writability and a reduction in adjacent track erasure are achieved in a PMR writer with a large flare angle of 45 and 90 degrees in the main write pole and a full side shield or partial...
US20070268622 DUAL THICKNESS CARBON OVERCOAT  
A transducer carrying structure includes a first portion carrying the transducer, a second portion spaced from the transducer, and a spacing control actuation system operable to adjust a position...
US20120154951 METHOD FOR MANUFACTURING A PERPENDICULAR MAGNETIC WRITE POLE HAVING A WRITE POLE AND TRAILING SHIELD WITH A TAPERED TRAILING GAP  
A method for manufacturing a magnetic write head having a that has a write pole with a tapered trailing edge in a pole tip region, and a trailing shield that has a leading edge that tapers away...
US20110267720 READER SHIELD WITH TILTED MAGNETIZATION  
An apparatus that includes a first read shield and a second read shield and a reader stack between the first and second read shields. The first and second read shields each include a tilted...
US20110261485 MAGNETIC WRITE HEAD HAVING A WRAP AROUND TRAILING SHIELD WITH AN ASYMETRICAL SIDE GAP  
A magnetic write head having a magnetic write pole with a wrap around magnetic trailing shield. The wrap around magnetic trailing shield is separated by a first non-magnetic side gap at a first...
US20080192380 REDUCED TAPE STICK TAPE DRIVE SYSTEMS  
A read and/or write head for a tape drive system has a tape bearing surface that includes relatively smooth areas surrounded by relatively rough areas. Read and/or write elements are located in...
US20060207083 Adjusting method and device for magnetic head position  
The present invention provides a method of easily adjusting relative positions of a magnetic head gap and guide rollers of a magnetic tape recording/reproducing device without using an adjust...
US20110273796 Magnetic Write Head with Flux Diverting Structure  
A magnetic write head with a flux diverting structure for diverting stray flux received from an external source. The write head includes a yoke with two poles and a non-magnetic gap formed there...
US20060256471 Magnetic writing pole and a perpendicular writing element  
The writing pole is formed of a magnetic material and includes a pole tip having an air-bearing surface and a throat portion extending away from the pole tip and away from the air-bearing surface....
US20080253022 MAGNETIC WRITE TRANSDUCER  
A magnetic write transducer includes a yoke having a lower pole portion, an upper pole portion, and a First bobbin portion; a first coil turn wrapped around the first bobbin portion of the yoke in...
US20080278854 MAGNETIC HEAD WITH WEAR RESISTANT PORTION NEAR OVERCOAT  
A magnetic head according to one embodiment includes a substrate; at least one transducer formed above the substrate, the at least one transducer being selected from a group consisting of a reader...
US20090231757 HEAD FOR TAPE DRIVE WITH TRANSVERSELY VARYING CONTOUR  
A system comprises a head having a tape bearing surface and an array of transducers in the tape bearing surface, the transducers being selected from a group consisting of readers, writers and...
US20110157748 HEAD AND DISK DRIVE WITH SAME  
According to one embodiment, a facing surface of a slider of a head includes a leading step on an inflow side of the slider, a leading pad on the leading step, a pair of side steps extending in a...
US20080247086 Method for forming interleaved coils with damascene plating  
A method of forming interleaved coils of a write head is disclosed using a combination of non-damascene and damascene processes.
US20080291570 High performance computer hard disk drive and method  
A high performance hard disk drive is disclosed in which a flying read/write head runs in contact or in near contact with a rotating platter. In this design there is no wear of the hard disk...
US20110032640 MULTI-LAYER, THIN FILM OVERCOAT FOR MAGNETIC MEDIA DISK  
A thin film magnetic disk overcoat for perpendicular magnetic recording media comprises three layers. The initial layer comprises a dense mixture of both SiCx and SiNy compounds. The intermediate...
US20080037167 Forming a head with reduced pole tip recession  
Embodiments of the present invention pertain to forming a head with reduced pole tip recession. According to one embodiment, a pole tip element is formed from a platinum containing material....
US20080253021 Non-magnetic contact enhancement feature  
A transducer having an external contact surface includes a writer and a contact member. The writer has a portion extendable beyond the external contact surface. The contact member surrounds at...
US20080112076 MAGNETIC SPACING AND TAPE CHARACTERISTIC COMPENSATION SYSTEM AND METHOD  
A magnetic head according to one embodiment includes a reader and a thermal sensor for detecting a thermal effect thereon from a magnetic medium passing by the thermal sensor. A tape drive system...
US20120106006 MAGNETIC SENSOR HAVING IMPROVED RESISTANCE TO THERMAL STRESS INDUCED INSTABILITY  
A magnetic read sensor having improved robustness to withstand thermal variations resulting from thermal fly height heating. Improved thermal robustness comes as a result of improved pinned layer...
US20110249364 PMR writer with seamless shields and method of making it  
A process (and the structure resulting therefrom) is described for manufacturing a magnetic write head in which there is no physical interface between the first and second trailing shields. This...
US20090219649 PERPENDICULAR MAGNETIC WRITE HEAD HAVING A NOVEL TRAILING RETURN POLE FOR REDUCED WIDE-AREA-TRACK-ERASURE  
A magnetic write head having a magnetic return pole that is configured to prevent wide area track erasure. The magnetic return pole has a throat region with a relatively narrow width and has a...
US20140307348 High Data Rate Writer Design  
A magnetic write head is fabricated with its main pole attached to and magnetically coupled to a tapered yoke. The tapered yoke can be a top yoke (on the trailing side of the pole), a bottom yoke...
US20090135520 Magnetic tape head  
A magnetic tape head has a base substrate, a magnetic head layer formed on the base substrate, and a closure piece formed on the magnetic head layer. The distance from a first plane comprising a...
US20110181982 SERVO WRITE HEAD, SERVO WRITER, AND METHOD FOR MANUFACTURING MAGNETIC TAPE WITH SERVO SIGNAL WRITTEN THEREON  
A servo write head for writing a servo pattern on a magnetic tape is provided. A flat magnetic pattern writing surface has a magnetic gap contoured to correspond to the servo pattern, and is...
US20120281313 Perpendicular Shield Pole Writer with Tapered Main Pole and Tapered Non-Magnetic Top Shaping Layer  
A PMR writer with a tapered main pole layer and tapered non-magnetic top-shaping layer is disclosed that minimizes trailing shield saturation. A second non-magnetic top shaping layer may be...
US20090021861 Magnetic write device including an encapsulated wire for assisted writing  
A magnetic device includes a write element having a write element tip and is operable to generate a first field at the write element tip. A conductor is proximate the write element tip for...
US20130128385 OVERCOATS THAT INCLUDE MAGNETIC MATERIALS  
A device having an air bearing surface, the device including a writer portion having an air bearing surface at the air bearing surface of the device; and an overcoat layer disposed on at least a...
US20080170328 MAGNETIC HEAD  
The present invention provides a magnetic head that can sustain favorable head contact even when magnetic tapes having different thicknesses are used. A magnetic head has a sliding surface coming...
US20110194209 MAGNETIC RECORDING HEAD, HEAD GIMBAL ASSEMBLY, AND DISK DRIVE UNIT WITH THE SAME  
A magnetic recording head includes a trailing surface and a plurality of bonding pads arranged on the trailing surface and in a row adapted for both bonding and testing. Each of the bonding pads...
US20080231992 Metal oxynitride adhesion/corrosion barrier layer and a diamond-like carbon overcoat  
A method for forming a protective bilayer on a magnetic read/write head or magnetic disk. The bilayer is formed as an adhesion enhancing and corrosion resistant underlayer and a protective...
US20110063754 Perpendicular magnetic write head  
A perpendicular magnetic write head in which unintended erasure of information at the time of non-writing can be suppressed while keeping the capability of writing is provided. The perpendicular...
US20070121241 Disk drive having a magnetic head for perpendicular magnetic recording  
According to one embodiment, a disk drive is provided which realizes an effective variable track pitch structure of a perpendicular magnetic recording system. The disk drive uses a magnetic head...
US20090191367 MEMORY DEVICES, STYLUS-SHAPED STRUCTURES, ELECTRONIC APPARATUSES, AND METHODS FOR FABRICATING THE SAME  
An exemplary hollow stylus-shaped structure is disclosed, including a hollow column spacer formed over a base layer and a hollow cone spacer stacked over the hollow column spacer, wherein the...
US20050005425 Method and apparatus for HDD suspension gimbal-dimple separation (contact) force measurement  
Apparatus and techniques for measuring dimple-gimbal separation force for a suspension assembly in a computer disk, commonly called a hard disk drive (HDD), for understanding the impact on...
US20050094314 Magnetic head  
In a magnetic head, a magnetic core is formed by joining core halves. The magnetic core includes first stepped portions, second stepped portions, and a narrow core portion. A magnetic gap is...
US20070247745 Magnetic head and magnetic disk device  
As the surface of a main pole facing a magnetic disk, one with a rectangle-shaped part whose width in a radius direction consecutively changes in a direction orthogonal to the radius direction of...
US20080137230 EMI protective magnetic read head  
An EMI protective magnetic read head for use in a magnetic rule position feedback system to read signal from a magnetic rule is disclosed to include a sensor for reading signal from a magnetic...
US20050041336 Magnetic head assembly having trimming recesses, method for producing the same, and magnetic-tape recording and playback apparatus  
A multichannel magnetic head assembly includes a head container having thin-film magnetic heads therein. Each of the thin-film magnetic heads includes a gap layer and a pair of core layers, and...
US20140327986 MAGNETIC RECORDING HEAD HAVING QUILTED-TYPE COATING  
A module according to one embodiment includes a plurality of transducers; a tape bearing surface having a transducer region aligned with the transducers in a tape travel direction, and outer...
US20140002927 WRITE HEAD STRUCTURE DESIGNED FOR TEMPERATURE INSENSITIVE WRITING PERFORMANCE  
A magnetic write head for magnetic data recording that includes a structure having a low coefficient of thermal expansion for controlling thermal expansion of the write head. The structure having...
US20080204930 Perpendicular recording head with a grooved yoke  
Disclosed is a perpendicular recording head for a hard disk drive. The perpendicular recording head includes a yoke that has a plurality of grooves essentially perpendicular to a magnetic flux...
US20130027809 HIGH DATA RATE MAGNETIC WRITER DESIGN  
A high speed magnetic data writer containing a stitched pole tip that works in conjunction with the main pole is disclosed, together with a process for their manufacture. The material composition...
US20090161256 Multiple writing process for magnetic bit-patterned media  
Two pass writing system and method for patterned media. In a first step, a write head of a hard disk drive writes with a strong write field. In a second step, a write head of the hard disk drive...
US20110019309 MAGNETIC HEAD HAVING A STEPPED OR SEGMENTED WRAP AROUND SHIELD AND METHODS OF FORMATION THEREOF  
According to one embodiment, a system comprises a magnetic pole having a media-facing end and a wrap around shield spaced from the magnetic pole, wherein the wrap around shield has a media-facing...

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