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7362544 |
Thin film magnetic head slider, magnetic head support mechanism, magnetic disk drive, and method of manufacturing magnetic head
A thermal flying height adjustment slider capable of being mounted on a small-sized thin film magnetic head slider is provided wherein terminals of an energizer serving as a heater prevent...
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7114239 |
Method for manufacturing a thin-film magnetic head wafer
A thin-film magnetic head wafer includes a first principal surface and a second principal surface which are substantially parallel to each other. An electrical/magnetic transducer is provided on...
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7012785 |
Method and apparatus for head slider and suspension reducing air flow turbulence about the slider when accessing a rotating disk in a disk drive
The invention includes head gimbal assemblies, actuators, and disk drives containing at least one airfoil boundary reducing air flow turbulence about a slider induced by said head gimbal assembly...
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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...
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6912772 |
Method for shaping pole pieces of magnetic heads by chemical mechanical polishing
A process for forming the P 2 pole tip/yoke interface of a magnetic head that includes a second CMP polishing step that is performed on the surface of the write head wafer subsequent to the...
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6747844 |
Disk drive
If a floppy disk ( 200 ) is inserted into a disk drive unit, a link member ( 52 ) rotates due to the movement of the floppy disk ( 200 ), and a slide piece ( 61 ) recedes from under a projecting...
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6583959 |
Read write head assembly having air bearing features for contaminant control in flexible media head-disk interface
An improved head assembly having air bearing features for contaminant control in flexible media high contact-pressure zone. The head assembly having one or more air bearing features for improving...
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6462908 |
Magnetic head and structure for supporting same
A magnetic head has at least one magnetic head unit for recording to and reproducing from a flexible rotating recording medium and a slider supporting the magnetic head unit, the magnetic head unit...
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6400528 |
Magnetic head
A magnetic head is provided with first and second magnetic head units and a slider on which is formed a central groove that divides the slider into first and second air bearing surfaces and which...
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6396662 |
High/low density magnetic head slider with lateral incision
A magnetic head has a first magnetic head unit for recording and reproducing information to and from a first flexible rotating recording medium; a second magnetic head unit for recording and...
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6115219 |
Read write head assembly that has a pair of opposed sliders that each have a transverse slotted rail aligned with a rail in the opposing slider that does not have a transverse slotted rail
An improved head assembly, that may be disposed on an actuator of a disk drive, includes a pair of sliders for interfacing with a data storage medium of a data storage cartridge. The improved head...
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6091575 |
Magnetic head support mechanism for a flexible disc drive
An upper magnetic head 71 is supported on an upper gimbal plate 66 about an upper pivot 63-1 to allow swing of the upper magnetic head 71. A lower magnetic head 72 is supported on a lower gimbal...
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6028740 |
Structure for preventing head judder of magnetic disk drive
A structure for preventing head judder of a magnetic disk drive is disclosed. The structure comprises an opening provided at front end portion of an upper plate of a head carriage, a gimbal...
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6023393 |
Shaped rail opposed slider air bearing configuration for increased flying height control of magnetic heads at elevated flexible disk speeds
The invention provides an exemplary slider arrangement for supporting read and/or write elements in operative relation to a first and a second side of a flexible moving recording medium. The slider...
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5831799 |
Magnetic head for use with a floppy disk device
A magnetic head for use with a floppy disk device includes sliders (15, 16) formed in such a way that a magnetic head core (11) having a normal capacity is interposed between them and a magnetic...
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5644449 |
Magnetic head slider assembly
A magnetic head slider assembly for a magnetic recording and reproducing apparatus. A first slide surface and a second slide surface, which are comparatively wide, are formed on the surface of the...
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5311378 |
Dual very-high density magnetic head assembly with optical servo positioning for very high density floppy disk recording and high density format compatability
A disk system comprising an upper and lower head gimbal assembly, a coarse positioning servo system that includes a stepper motor for 135 TPI operation and a voice coil motor type servo for 1251...
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4974106 |
Non-contact magnetic head assembly for a flexible medium disk drive
Opposed magnetic head sliders 22, 24 for dual sided recording on a flexible disk 26 include one or more slots 32 provided longitudinally in one of the opposed rails in order to allow the slotted...
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4414592 |
Support for stabilizing the movement of a magnetic medium over a magnetic head
A coupler for a magnetic head includes a flat circumferential surface around the aperture in which the head is mounted and a circumferential orifice surface outside of and adjacent to the flat...
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4375656 |
Magnetic head assembly with asymmetric slotted configuration
A flexible disk file employs a pivotable head arm which supports a grooved magnetic head. The magnetic head is formed with an asymmetric groove so that skew of the head relative to the rotating...
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4214287 |
Novel TSF head pair for dual recording on flexible disks
Embodiments include flying "catamaran" heads with "TSF" rail-faces, consisting of a flat-taper segment and an adjoining "spherical-flat" segment, adapted to eliminate "pinch-off" instability and...
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3894180 |
Head height control system
A transducer assembly hydrodynamically supported above a surface has its spacing from the surface maintained at predetermined values by a fluid control regulator which responds to changes in fluid...
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3688285 |
FLEXIBLE DISK MAGNETIC RECORDING DEVICE
A flexible magnetic storage disk is stably rotated over a backer plate on a thin film of air entering between disk and plate, at a point interior with respect to the disk periphery, to thereby form...
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3166997 |
Hydrostatic film disc stabilizer and spacer
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