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Class 360/245.3 - Gimbal detail


Subclass of Class 360 - Dynamic magnetic information storage or retrieval
Definition: Subject matter including specifics of a structure that
No. of patents: 190
Last issue date: 05/29/2012


1          
NumberTitleIssue Date
8189296Thin-film piezoelectric device, production method thereof, head gimbals assembly using the thin-film piezoelectric device, and hard disk using the head gimbals assembly
A method includes a step of stacking a first electrode layer, a piezoelectric layer, and a second electrode layer on a first substrate to form a first laminate; a step of stacking a support layer on a second substrate to form a second laminate; a step of bonding the...
05/29/2012
8134803Suspension tongue design for varying the static pitch and roll torque on the slider of a disk drive
A head gimbal assembly includes a slider assembly and a flexure tongue that cantilevers in a first direction and supports the slider assembly. The slider assembly cantilevers away from the flexure tongue in a second direction different than the first direction. A lo...
03/13/2012
8134804Micro electro mechanical system and head gimbal assembly
Embodiments of the present invention help to prevent dropout of a head slider from an micro electrical mechanical system (MEMS) and damage of the MEMS. In an embodiment of the present invention, a suspension for a slider dynamic electric test (DET) comprises an MEMS...
03/13/2012
8130469Suspension, head gimbal assembly and/or disk drive unit including outrigger with spring beams, and/or manufacturing method thereof
A suspension for a HGA includes a flexure having a tongue region and an outrigger. The outrigger has a pair of rigid beams and a pair of spring beams. The pair of spring beams enables the flexure to possess favorable flexibility and assists a slider to have enough d...
03/06/2012
8130470Suspension assembly including a limiter having a gross length larger than a between-coupling-portions distance between coupling portions
Embodiments of the present invention provide a suspension assembly having a dielectric limiter. According to one embodiment, the suspension assembly includes a load beam and a flexure assembly. The flexure assembly includes a metal layer where there are formed a fix...
03/06/2012
8089732Thin film piezoelectric element and its manufacturing method, head gimbal assembly and disk drive unit with the same
A thin film piezoelectric element includes a piezoelectric thin film layer, a seed layer and an elastic substrate layer. The piezoelectric thin film layer is a laminated structure comprising a first electrode layer, a second electrode layer and a piezoelectric layer...
01/03/2012
8089731Bend-down tab for outrigger lead support in a disk drive suspension
A disk drive suspension with a bend-down tab which supports an outrigger lead. The bend-down tab extends laterally to the suspension and away from the slider, and can include tabs which are narrower than the electrical lead. The depth of the tab can be at least the ...
01/03/2012
8054585Gimbal with assymmetric dynamic stiffness
In a suspension in a hard disk drive, a gimbal with asymmetric dynamic properties, in which the two halves of the gimbal may have different stiffness distribution or inertia distribution. Structural difference between the two halves, or materials with different stif...
11/08/2011
8027128Suspension and disk drive
Embodiments of the present invention help to increase yaw stiffness while achieving higher peel stiffness and lower roll stiffness and pitch stiffness in a suspension supporting a head slider. A gimbal according to an aspect of the present invention has a securing p...
09/27/2011
8018685Head gimbal assembly for heat-assisted magnetic recording
Provided is an HGA with a radiation structure that can effectively get away the heat generated from a light source. The HGA comprises a suspension and a head comprising a slider and a light source unit. The suspension comprises an opening, and the light source unit ...
09/13/2011
8014106Method and apparatus for modifying a dynamic pitch of a slider to increase head to disk interface reliability for contact recording systems
An apparatus and method for modifying a slider 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) portion is also ...
09/06/2011
7957100Disk drive gimbal having reduced residual stress and related method of manufacture
A disk drive gimbal, an apparatus, and a related method of manufacture, wherein the disk drive gimbal includes a strut having a trace with a zig-zag shape. The trace is made from conducting material, and the zig-zag shape is configured to provide a level of stress r...
06/07/2011
7924531Suspension and fabricating method thereof, head gimbal assembly and disk drive device
A suspension for supporting a head slider has a flexure, several trace patterns positioned on the flexure, front flexure-bonding pads disposed on the flexure at a position corresponding to a leading edge of the head slider and connected to the trace patterns, and re...
04/12/2011
7907368Balanced head gimbal assembly for improved seeking performance
In a balanced head gimbal assembly for improved seeking performance, a slider having a magnetic head with a set of read elements to read data and a set of write elements to write data, an air-bearing surface, and a non-air-bearing surface is coupled to a suspension....
03/15/2011
7889460Slider supporting apparatus including a flexure having spring characteristics and manufacturing method therefor
A slider supporting apparatus is provided with a flexure formed of a metal plate having spring characteristics. The flexure comprises a gimbals portion including a tongue, a first support portion which supports one longitudinal end of a slider, a second support port...
02/15/2011
7852604Slider suspension assembly including a flex circuit arm with a flex circuit tab attached to a gimbal spring arm
A slider suspension assembly includes a positioning arm mounted to a laminate that has a spring layer and a flex circuit layer. The spring layer has a gimbal spring arm. The flex circuit layer has an elongate flex circuit arm separated from the elongate gimbal sprin...
12/14/2010
7843666Suspension, head gimbal assembly and manufacturing method thereof, and disk drive unit with the same
A suspension for a HGA includes a suspension flexure and an out rigger. The suspension flexure has a tongue region having a first flexure part in a tip portion thereof for mounting a trailing edge of a slider and a PZT mounting region for mounting PZT elements. One ...
11/30/2010
7826177Flexure having arms with reduced centroid offset for supporting a head in a disk drive
A flexure for supporting a head in a disk drive includes a tongue including a head mounting surface for attaching the head. The flexure further includes a first arm on a first side of the tongue. The first arm includes a structural material and has a first cross-sec...
11/02/2010
7777991Head gimbal assembly with improved interconnection between head slider and suspension, fabricating method thereof, and magnetic disk drive with the same
A head gimbal assembly (HGA) has an improved interconnection between a head slider and a suspension of the HGA. The interconnection is achieved by using a reverse surface of an air bearing surface of the head slider as bonding surface to provide more space for arran...
08/17/2010
7701673Gimbal design with solder ball bond pads and trailing edge limiter tab for a recording head
A gimbal design for a hard disk drive are disclosed. In one embodiment, a gimbal tongue is supported by a gimbal cross bar coupled to a suspension body by a pair of gimbal struts. A pair of grounding pads are mounted on either side of the leading edge of the gimbal ...
04/20/2010
7688553Thermally-compensating attachment of disk drive slider to flexure
A disk drive head-gimbal assembly includes a flexure that is modified to address the effects that the operating temperature of the disk drive may have on fly height. Generally, the flexure tongue is split into a leading edge flexure tongue section and a trailing edg...
03/30/2010
7667930Disk drive suspension and flexure with doubly and differentially deflected frame
A disk drive suspension has a doubly increased dimple contact force through separate, differential deflections of the flexure frame toward the load beam so as to carry the flexure tongue having dimple engagement with the load beam closer to the beam, and thus have g...
02/23/2010
7649715Magnetic head assembly bonding electrode pad of slider and electrode pad of flexible wiring substrate together by solder
A magnetic head assembly is provided. The magnetic head assembly includes a slider in which a head element is mounted. A flexure supports the slider. The flexure includes a pair of outriggers, a connection portion, and a tongue portion. A flexible wiring substrate i...
01/19/2010
7538979Flexure including controlled static attitude and load point contact
A flexure includes a base and a pair of beams coupled to the base at fixed-ends. The pair of beams are joined by a cross-beam at free-ends of the beams. A tongue extends from the cross-beam between the pair of beams towards the base. The flexure also includes a bend...
05/26/2009
7480120Apparatus and method for damping slider-gimbal coupled vibration of a hard disk drive
An apparatus and method for damping slider-gimbal coupled vibration of a hard disk drive is disclosed. The method provides a suspension for reaching over a disk. A slider having a read/write head element on a trailing edge (TE) portion is also provided, the slider c...
01/20/2009
7433156Flexure for minimizing fly height modulation of near-contact recording sliders in a disk drive
A flexure mounted slider and its method of fabrication is described, wherein the slider is affixed to a pair of highly compliant, transverse (to the longitudinal axis of a load beam) crossbars whose common axis passes directly above the center of percussion of the s...
10/07/2008
7408745Sway-type micro-actuator with slider holding arms for a disk drive head gimbal assembly
A micro-actuator of the invention includes a support frame having a base, a moving plate, a leading beam to connect the base with the moving plate; and two slider holding arms extending from both sides of the moving plate; at least one piezoelectric element bonding ...
08/05/2008
7386932Limiter for integral flexible circuit suspension assembly and method of assembling
A limiter used to limit the motion of a ring gimbal with attached slider relative to a load beam within a head suspension assembly of a disk drive. The ring gimbal includes a flexible substrate supporting at least one electrical lead and a limiter assembly joined to...
06/17/2008
7379271Multilayer gimbal suspension element manufacture with co-etchable layers
Shaping of a gimbal suspension element for a disk drive suspension using fewer process steps includes disposing an element, precursor assembly of a plastic film layer and a copper layer with an interlayer of a copper seed layer and a Monel alloy for etching, and etc...
05/27/2008
7379270Head supporting mechanism
A head supporting mechanism including a loading beam, a flexure and a head slider. The loading beam has a proximal portion, a distal portion and an intermediate portion defined between the proximal portion and the distal portion while at least partially overlapping ...
05/27/2008
7369369Bidirectional micropositioning recording head for a magnetic storage device
A recording head for use in magnetic storage devices is disclosed. The recording head includes a transducer that is bi-directionally movable with respect to a magnetic medium surface of the magnetic storage medium, thereby enabling improved positioning of the transd...
05/06/2008
7355817Head suspension assembly with femto-slider and disk device provided with the same
A head suspension assembly of a disk device comprises a head having a femto-slider, which is flied by an air current generated between the slider and a surface of the recording medium as the recording medium rotates, and a recording element which is provided on the ...
04/08/2008
7352534Flexure leg optimization shapes for lateral stiffness
Embodiments of the present invention include A head suspension assembly for a data storage device comprising a load beam and a Femto flexure coupled to the load beam, wherein the Femto flexure is a laminate structure comprising a support layer, the flexure comprisin...
04/01/2008
7352530Method 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
7345850Method and apparatus for utilizing an off-center gimbal to increase head to disk interface reliability for contact recording systems
An apparatus and method for utilizing an off-center gimbal 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) port...
03/18/2008
7336443Slider for a data storage device with a floating transducer body and method of fabrication therefor
A head for a data storage device including an independently supported transducer body floatably coupled to the slider body and including at least one transducer element. The transducer body is independently supported relative to the disc surface to provide transduce...
02/26/2008
7317595Suspension 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
7303636Method 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
7293348Method of forming a suspension for use in a disk drive having a media disk
A suspension for use in a disk drive is disclosed. The suspension has a hinge and load beam which are separately formed and subsequently joined together. The load beam is formed from a material which has improved damping characteristics. The load beam additionally h...
11/13/2007
7283330Method of manufacturing a suspension using coining
A method of manufacturing a suspension member designed to carry a slider and read/write head elements in a magnetic data storage device. The method includes forming the suspension member into a desired length and width configuration with a nominal thickness dimensio...
10/16/2007
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